Series 1 Models 750 - 1100 Commercial Condensing Boiler Manual • Installation • Maintenance • Startup • Parts This manual must only be used by a qualified heating installer/service technician. Read all instructions, including this manual and all other information shipped with the boiler, before installing. Perform steps in the order given. Failure to comply could result in severe personal injury, death or substantial property damage.
SVF ™ Series 1 The SVF 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER TM Commercial Condensing Water Boiler Stainless steel heat exchanger Heat exchanger stainless steel vertical helical tube. 2 Burner/Heat exchanger cover plate 3 Blower (SVF 1100 shown) Air enters through the air intake adapter, then enters the venturi. The blower pulls air and gas through the venturi and pushes the mixture into the burner. The advanced blower design and air inlet silencer yield very quiet operation.
SVF ™ Series 1 The SVF COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual TM Commercial Condensing Water Boiler Electrical panel components Components - Top View 19 18 14 4 13 34 10 23 5 32 12 8 24 14 28 3 7 27 2 9 6 33 11 21 16 29 15 20 SVF-1100 top view SVF-1100-Fr Elec Components - Back View 35 Components - Front View 37 4 13 2 34 2 18 19 8 32 7 25 29 6 16 17 21 20 1 36 1 30 43 40 26 41 BACK SVF-1100-B 31 33 38 39 SVF-1100-F Part number 550-100-2
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Contents Contents . . . . . . . . . . . . . . . . . . . 4 Hazard definitions . . . . . . . . . . . . . . . 4 Please read before proceeding . . . . . . . . . . 5 Prepare boiler location . . . . . . . . . . . . . 6 Prepare boiler . . . . . . . . . . . . . . . . . 9 Propane conversion procedure . . . . . . . . . 12 Install water piping . . . . . . . . . . . . . . 14 Venting/air piping — Massachusetts installations .
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Please read before proceeding Installer— Read all instructions, including this manual and all other information shipped with the boiler, before installing. Perform steps in the order given. User — This manual is for use only by a qualified heating installer/service technician. Refer to User’s Information Manual for your reference. User — Have this boiler serviced/inspected by a qualified service technician, at least annually.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Prepare boiler location Installations must comply with: • • • • • Local, state, provincial, and national codes, laws, regulations and ordinances. National Fuel Gas Code, ANSI Z223.1/NFPA 54 - latest edition. National Electrical Code ANSI/NFPA 70 – latest edition. Electrical installation and grounding must be in accordance with CSA C22.1, Part 1, Canadian Electrical Code, and/or local codes. For Canada only: CAN/CSA B149.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Prepare boiler location (continued) Openings in floors, walls, ceilings or roofs must be designed for fire stopping as required by local codes. Vent pipe openings through combustible materials must be 3/8” larger in diameter than the vent pipe. Air pipe openings should be 3/8” larger in diameter than the pipe or as required by the pipe manufacturer. Clearance requirements Clearances from combustible materials 1.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Prepare boiler location (continued) Verify that boiler placement and clearances comply with all applicable codes. Placing multiple boilers 1. Locate multiple boilers in boiler room to provide the clearances shown in: a. Figure 3 (side-to-side), or b. Other layouts can be used if all required clearances are maintained. 2. Provide indicated clearances around boilers for access and servicing.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Prepare boiler Provide air openings to room Air openings — General Follow the National Fuel Gas Code - ANSI Z223.1/NFPA54 – latest edition (U.S.) or Natural Gas and Propane Installation Code - CAN/ CSA B149.1 (Canada) and all applicable codes to size/verify size of the combustion/ventilation air openings into the space.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Prepare boiler (continued) Cold weather handling — If boiler has been stored in a very cold location (below 32°F) before installation, handle with care until the plastic components come to room temperature. The boiler is heavy. Use caution not to drop the boiler or cause bodily injury while lifting and handling. Boiler supply, return and gas pipes — Do not lift or handle the boiler by the water or gas pipes.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Prepare boiler (continued) Placing the boiler 1. Roll the boiler down the ramp and move the boiler into position. 2. The piping end casters are swivel type. The front end casters are fixed. 3. Adjust the leveling legs down until they are firmly in contact with the floor. 4. Continue adjusting the legs down until all the bottom of the boiler base is 5¼ inches above the floor.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Prepare boiler (continued) Prepare boiler for propane (when required) SVFTM boilers must be converted for propane operation — all boilers are shipped ready for natural gas operation, and must be fitted with a propane orifice to be used on propane. High altitude installations The standard propane orifice is required for high-altitude installations. The Control automatically adjusts boiler operation for altitude when set properly.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Prepare boiler (continued) Figure 6 Prepare boiler for pressure test 1. Do Not install relief valve until pressure testing is finished. 2. See Figure 6, page 13 for reference in following steps. Use pipe dope sparingly. 3. At the boiler supply and return connections, temporarily attach blind flanges, with tapping for a nipple and valve as shown (flanges, valves, gaskets nipples supplied by installer). 4.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Install water piping Use two wrenches when tightening water piping at boiler, using one of the wrenches to prevent the boiler interior piping from turning. Failure to support the boiler piping connections to prevent them from turning could cause damage to boiler components.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Install water piping (continued) DO NOT design for flow rates above or below the range listed in Figure 10. The boiler and system components can be damaged by excessive or insufficient flow. Temperature rises shown below apply to water only. For glycol/water applications, the temperature rise will be different, but the flow rate must be maintained within the range listed below.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Install water piping (continued) Expansion tank and make-up water Figure 11 Expansion tank piping — diaphragm-type expansion tank 1. Ensure expansion tank size will handle boiler and system water volume and temperature. See page 114 for boiler water content. Undersized expansion tanks cause system water to be lost from relief valve and make-up water to be added through fill valve.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Install water piping (continued) ZONE VALVE zoning – primary/secondary (Shown with optional DHW piping) Figure 13 Zone valve zoning plus optional DHW piping See Figure 13. 6 This configuration is for zone valve systems using a boiler loop connected as a secondary circuit off of a primary system loop. The primary/secondary piping shown ensures the boiler loop will have sufficient flow.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Install water piping (continued) Zoning with zone valves — alternate High-flow-rate/high-head-loss DHW circuits See Figure 14. Figure 14 Zone valve zoning plus optional DHW piping 6 This configuration is for applications requiring DHW circuit flow rates higher than allowable for the boiler, or for high pressure-drop coil-type DHW tanks, connect the piping as in Figure 14.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Install water piping (continued) Circulator zoning – primary/secondary (Shown with optional DHW piping) Figure 15 Pump zoning plus optional DHW piping — primary/secondary piping See Figure 15. This configuration is for circulator-zoned systems using a boiler loop connected as a secondary circuit off of a primary system loop. 6 1.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Install water piping (continued) Radiant Heating — Zone valve zoning – primary/ secondary (Shown with optional DHW piping) See Figure 16. Figure 16 Typical radiant heating system piping plus optional DHW The SVF boiler is ideal for use in radiant heating. The unique heat exchanger design allows it to work well even in condensing mode. There is no need to regulate boiler return water temperature in radiant heating applications.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Install water piping (continued) WATER CHILLER systems — ZONE VALVES primary/secondary See Figure 17. Figure 17 Chilled water system plus optional DHW piping — primary/secondary piping 1. The chiller must be piped in parallel with the boiler. 2. Use appropriate valves to prevent chilled medium from entering boiler. 3.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Venting/air piping — Massachusetts installations Venting instructions for the installations in the Commonwealth of Massachusetts (a) For all sidewall horizontally-vented gas-fueled equipment installed in every dwelling, building or structure used in whole or in part for residential purposes, including those owned or operated by the Commonwealth and where the side wall exhaust vent termination is less than seven (7) feet above fin
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Venting/combustion air — general There are two venting methods available. Follow the instructions on the following pages for the method used.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Venting/combustion air — general (continued) Combustion air contamination 1. Direct exhaust (combustion air from boiler room): a. Provide combustion air openings to boiler room as described in this manual. b. Ensure the boiler room and combustion air source areas are free of contaminants. 2. Direct vent (combustion air piped from outside): a. Install air inlet piping for the SVFTM boiler as described in this manual. b.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Venting/combustion air — options (Category II & IV) Figure 19 Vent and air piping materials — Use only the materials listed below, ensuring that all materials meet local codes Items Material Supplier / Manufacturer United States Canada Certified for Category II & IV and direct vent appliance venting Plastic vent pipe must be certified to ULC S636 if required by local codes Certified for Category II & IV and direct vent applia
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Appliances remaining on an existing vent system Do not install the SVFTM boiler into a common vent with any other appliance. This will cause flue gas spillage or appliance malfunction, resulting in possible severe personal injury, death or substantial property damage. Existing common vent systems may be too large for the appliances remaining connected after the existing boiler is removed.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Venting/combustion air — options (Category II) Category II Requirements In addition to the SVFTM boilers Category IV rating (positive pressure, for SVFTM boilers installed in a Category II configuration. The TM likely to condense), SVF boilers are approved for Category II (negacarbon monoxide detector must be wired on the same electrical tive pressure, likely to condense) as well. circuit as the boiler.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Venting/combustion air — options (Category II) Improper Installation of a Category II vent system resulting in positive pressure in the vent system can result in flue gas spillage and carbon monoxide emissions, causing severe personal injury or death. Weil-McLain recommends the use of a Variable Speed Chimney Fan / Power venter to ensure that the appropriate negative pressure range is kept for Category II venting.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Venting/combustion air — options (Category IV) TM Figure 21 SVF boiler venting and air piping — OPTIONS and PIPING LIMITS — The table below lists the acceptable vent/air pipe terminations described in this manual. USE ONLY the pipe materials listed in Figure 19, page 25 Boiler vent and air connections: The SVF boiler uses a 3- in 1 adapter vent/air connection.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT EXHAUST — Boiler room air openings (Category II and IV) Combustion air provision Special considerations The SVFTM Commercial boiler can use inside air if no contaminants are present in the boiler space. (If contaminants are likely to be present, install the boiler as a direct vent appliance, using the appropriate vent instructions in this manual.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT EXHAUST — Boiler room air openings (continued) (Category II and IV) Figure 22 MINIMUM combustion air openings for direct exhaust applications — ALL OPENING SIZES ARE FREE AREA Air openings SVF TM boiler SVF TM boiler The required air opening sizes below are FREE AREA, after reduction for louver obstruction. Note the exception below for large spaces.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT EXHAUST — Vertical (Category II and IV) Figure 23 Vertical direct exhaust termination Use only the vent materials and kits listed in Figure 19, page 25. Read and follow all instructions in this manual. DO NOT proceed with vent installation until you have read page 23 through page 33.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT EXHAUST — Sidewall Termination location (Category IV) Figure 24 DIRECT EXHAUST INSTALLATIONS — Requirements for termination location — clearances and placement .*/*.6. $-&"3"/$&4 %003 %0 /05 5&3.*/"5& 01&/"#-& 8*/%08 .&$)"/*$"&26*1.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT EXHAUST — Sidewall (Category IV) Figure 25 Sidewall direct exhaust termination Use only the vent materials and kits listed in Figure 19, page 25. Read and follow all instructions in this manual. DO NOT proceed with vent installation until you have read page 23 through page 33.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT EXHAUST — Sidewall (continued) (Category IV) 2. Vent pipe penetration: a. Cut a hole for the vent pipe. b. For combustible construction, size the vent pipe hole at least 3/8” larger than the vent pipe diameter, or larger if specified by the vent manufacturer. c. For noncombustible construction, size the opening per vent manufacturer instructions. d.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT VENT — Boiler room air openings (Category IV) Combustion/ventilation air provision For direct vent installations, combustion air must be ducted directly from outside to the boiler air intake fitting. Two options are available: sidewall or vertical direct vent.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT VENT — Boiler room air openings (continued) (Category IV) Figure 29 MINIMUM combustion air openings for direct vent applications — ALL OPENING SIZES ARE FREE AREA Air openings SVF boiler SVF boiler The required air opening sizes below are FREE AREA, after reduction for louver obstruction. Note the exception below for large spaces.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT VENT — Sidewall Termination location (Category IV) Figure 30 DIRECT VENT INSTALLATIONS — Requirements for termination location — clearances and placement .*/*.6. $-&"3"/$&4 %003 %0 /05 5&3.*/"5& 01&/"#-& 8*/%08 .&$)"/*$"&26*1.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT VENT — Sidewall (Category IV) Figure 31 Sidewall direct vent terminations — vent and air Use only the vent/air materials and kits listed in Figure 19, page 25. Read and follow all instructions in this manual. DO NOT proceed with vent/ air installation until you have read page 23 through page 33 and page 36 through page 38.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER DIRECT VENT — Sidewall (Category IV) 3. Vent pipe penetration: a. Cut a hole for the vent pipe. b. For combustible construction, size the vent pipe hole at least 3/8” larger than the vent pipe diameter, or larger if specified by the vent manufacturer. c. For noncombustible construction, size the opening per vent manufacturer instructions. d. Insert a corrosion-resistant metal thimble in the vent pipe hole as shown in Figure 27. e.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT VENT — Vertical (Category IV) Figure 34 Vertical direct vent terminations (air termination can be vertical or sidewall as shown below). Use only the vent/air piping materials and kits listed in Figure 19, page 25. Read and follow all instructions in this manual.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT VENT — Vertical (continued) (Category IV) Install vent and air terminations 1. Air pipe penetration a. Cut a hole for the air pipe, sized per the vent/air pipe manufacturer’s instructions. 2. Vent pipe penetration: a. Cut a hole for the vent pipe. b. For combustible construction, size the vent pipe hole at least 3/8” larger than the vent pipe diameter, or larger if specified by the vent manufacturer. c.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIRECT VENT — Vertical (continued) (Category IV) Figure 37 Termination location — multiple boilers — vertical vent/sidewall air. VENT PIPING (through roof) AIR PIPING (sidewall) Multiple boiler applications — Space vents minimum 6 inches apart. Space air terminations minimum 6 inches apart. Figure 38 Sidewall air termination assembly — vertical vent with sidewall air. 1.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Install condensate components Install the condensate trap Figure 41 Condensate trap assembly 1. See Figure 40. 2. Insert the condensate trap inlet gasket (Figure 40, item 3) into the inlet ferrule (Figure 40, item 2). 3. Slide the condensate trap inlet over the boiler condensate outlet, located at the lower front center of the boiler. 4. Tighten the ferrule securely by hand.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Gas piping Connecting gas supply piping 1. Connect gas supply piping to the boiler, see Figure 42. a. Install a union for servicing, when required. b. Install a manual shutoff valve in the gas supply piping, within 6 feet of the boiler. c. In Canada, the manual gas valve must be identified by the installer. 2. Support gas piping with hangers or other devices, not by the boiler or its accessories. 3.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Gas piping (continued) Pipe sizing for Natural Gas 1. Size gas supply piping from meter outlet to entrance of boiler in accordance with Figure 44 and Figure 45. 2. Use the total input of all connected appliances. Divide the total input in Btuh by 1,000 to obtain approximate cubic feet per hour of natural gas. a. Pipe lengths in Figure 44 are equivalent lengths of straight pipe.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual (see Figure 47 & Figure 48) ELECTRICAL SHOCK HAZARD — For your safety, turn off electrical power supply at service entrance panel before making any electrical connections to avoid possible electric shock hazard. Failure to do so can cause severe personal injury or death. The installation must comply with: National Electrical Code and any other national, state, provincial or local codes or regulations.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual Schematic Diagram (continued) TM Figure 47 Schematic wiring diagram — SVF boilers (continued on next page) 48 Part number 550-100-200/1018
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual Schematic Diagram (continued) TM Figure 57 (continued from previous page) Schematic wiring diagram — SVF boilers Part number 550-100-200/1018 49
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual Ladder Diagram (continued) TM Figure 48 Ladder wiring diagram — SVF boilers (continued on next page) 50 Part number 550-100-200/1018
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual Ladder Diagram (continued) TM Figure 48 (continued from previous page) Ladder wiring diagram — SVF boilers Part number 550-100-200/1018 51
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual (see Figure 47 & Figure 48) (continued) A. 120 VAC Power Supply – REQUIRED Terminal Block P1 1. Boiler line voltage power — Boiler loads are listed below. Provide and install a fused disconnect or service switch as required by applicable codes. 2. Connect properly sized 120VAC power wiring to SVFTM boiler line voltage terminal strip as shown at right. 3.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual (see Figure 47 & Figure 48) (continued) C. 120 VAC to Boiler Circulator – REQUIRED Terminal Strip EP7 (BOILER CIRC) (Expansion module, top right) 1. 2. 3. 4. Provides 120VAC Dry Contact for boiler circulator. Terminals are: 1 (H), 2 (H). Maximum load: 10 amps (use relay if circulator load is higher).
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual (see Figure 47 & Figure 48) (continued) E. System supply and return temperature sensors – REQUIRED Terminal Block P14 #1 & #2 1. Two (2) immersion temperature sensors are shipped with each boiler. Install one to the system supply piping and the other to the system return piping. See SVFTM boiler manual replacement parts section for available replacement immersion sensors or strap on sensors. 2.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual (see Figure 47 & Figure 48) (continued) G. External limits – OPTIONAL To cause MANUAL reset: Terminal Block P13 #1 & #2 SVF TM control will require manual reset after circuit is interrupted 1. Remove factory-installed jumper and connect isolated contacts of external limits across P13 pins 1 and 2 to cause the control to enter manual reset lockout if the limit circuit opens.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual (see Figure 47 & Figure 48) (continued) I. Closure switch (flow switch and/or CAD) – OPTIONAL Jumper on Terminal Strip P11 1. A flow switch or combustion air damper (CAD) interlock can be configured by removing jumper. 2. No control settings are required when using a flow switch. 3. Recommended configuration of the SVFTM control for a CAD interlock: a. Assign INPUT 3 as a AUX PUMP/ OUTPUT function. b.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual (see Figure 47 & Figure 48) (continued) K. 0 –10 VDC Remote TARGET input – OPTIONAL Terminal Block P15 #5 & #6 1. See illustration at right and Figure 47, page 48 (wiring diagram) for details. 2. Remote target using 0–10VDC input requires a 0–10VDC input signal at P15-4/5 as shown at right. a. The input positive connection must be at P15 terminal 6 and the common connection at terminal 5. 3.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual (see Figure 47 & Figure 48) (continued) L. 0–10 VDC Remote MODULATION input – OPTIONAL Terminal Block P15 #5 & #6 (SVFTM control module, left side) Using an external multiple boiler controller — Remote modula- tion using an external controller only works with each boiler set up as a TM SINGLE boiler in the SVF Control setup.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Field wiring — Boiler Manual (see Figure 47 & Figure 48) (continued) M. Multiple Boiler and BMS Connections – see ADVANCED Manual Terminal Strips EP11 and E P12 on Expansion Module (Expansion module, right side) 1. The boiler control is capable of multiple boiler communication and control of up to eight (8) boilers in one installation. 2. The boiler control is also capable of BMS communication. 3.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Zoning with the SVF TM — Boiler Manual Control A. Zoning with CIRCULATORS, suggested applications Three space heating zones (no DHW) 1. Review wiring information on page 49 (120VAC outputs) and page 53 (24VAC inputs). 2. The configuration at right uses the three input/output pairs to receive thermostat inputs on P11-4/5, P15-1/2, and P15-3/4; and circulator outputs on P2 as shown. 3.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Zoning with the — Boiler Manual TM SVF Control (continued) B. Zoning with ZONE VALVES, suggested applications Two space heating zones (no DHW) 1. Review wiring information on page 49 (120VAC outputs) and page 53 (24VAC inputs). 2. The configuration at right uses INPUT 2 and 3 for space heating thermostats. INPUT 1 is reserved here for configuring the operation of the system circulator. 3.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Control operation and setup Control setup 1. Set control parameters using the WIZARD option provided on initial start-up or manually enter parameters using control menus (see Figure 56, page 68 and following pages for information.) 2. See instructions beginning on page 63 for basic systems and minimum settings required (using factory defaults). 3.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Control operation and setup (continued) Control Priorities & Input/Outputs • • • • • • • For heating installations with multiple systems, the Control uses PRIORITIES to determine the order of operation of the systems. The control’s MAX and MIN time settings determine the maximum and minimum times a system will be operated before being turned off to allow another system to operate.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Control operation and setup (continued) Outdoor reset operation Figure 50 Outdoor reset operation 1. Set desired temperatures for space heating zones. 2. For an explanation of the target temperatures and associated outdoor temperatures, see Figure 50. 3. The temperature settings discussed below are accessed in the priority menu for the applicable system. For detailed explanations of the priority menus, see Figure 58, page 70.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Control operation and setup (continued) TM Figure 52 SVF single boiler essential settings (REQUIRED on initial start-up) — see page 67 for explanation Part number 550-100-200/1018 65
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Control operation and setup (continued) TM Figure 53 SVF control display screens and typical navigation 66 Part number 550-100-200/1018
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Control operation and setup (continued) TM Figure 54 SVF control settings available in BASIC MODE (see Advanced Manual for ADVANCED MODE settings) Available settings from CONTRACTOR MENU Boiler Settings Menu Priority 2 menu Assign Inputs menu • Boiler Model • Inputs Assigned (non-selectable) Input 1: TT1 • Control Type • System Type • Priority 1, 2 or 3 • High Altitude • Target Mod Sensor (non-selectable) • Source (TT
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual CONTRACTOR menus Boiler Model, Altitude and Fuel Type are critical settings. Failure to set correctly could result in severe personal injury, death or substantial property damage. 1. Access contractor menus by pressing and holding the UP and DOWN arrow keys at the same time for 7 seconds. 2. See the following pages for explanations of control setting options.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual BOILER SETTINGS menu, BASIC mode Boiler Model, Altitude and Fuel Type are critical settings. Failure to set correctly could result in severe personal injury, death or substantial property damage. 1. Access contractor menus by pressing and holding the UP and DOWN arrow keys at the same time for 7 seconds. 2. See Figure 56, page 68 for the screen sequences up to the CONTRACTOR menu.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual PRIORITY 1, 2, 3 menus, BASIC mode Boiler Model, Altitude and Fuel Type are critical settings. Failure to set correctly could result in severe personal injury, death or substantial property damage. 1. Access contractor menus by pressing and holding the UP and DOWN arrow keys at the same time for 7 seconds. 2. See Figure 56, page 68 for the screen sequences up to the CONTRACTOR menu.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual ASSIGN INPUTS menu, BASIC mode Boiler Model, Altitude and Fuel Type are critical settings. Failure to set correctly could result in 1. Access contractor menus by pressing and holding the UP and DOWN arrow keys at the same time for 7 seconds. severe personal injury, death or substantial property damage. 2. See Figure 56, page 68 for the screen sequences up to the CONTRACTOR menu.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual ASSIGN INPUTS menu, BASIC mode (continued) Figure 60 AUX PUMP/OUTPUT operation (accessed in ASSIGN INPUTS menu – see Figure 59, page 71) Option Activation conditions Suggested uses ALWAYS ON • Output is always energized whenever the control is powered. • Hot loop for seasonal boilers that are manually shut down at end of season and started up at start of heating season.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIAGNOSTIC menu Figure 62 DIAGNOSTICS menu navigation (see Figure 53, page 66 for access information) Menus Next screen Next screen Next screen Next screen Follow information at the bottom of each screen to navigate to next/previous screen or enter/save data DIAGNOSTICS TEMPERATURES INPUTS OUTPUTS RUNTIME STATUS: ########## BOILER OUT1: ### ºF BOILER OUT2: ### ºF BOILER IN: ### ºF SYSTEM SUPPLY: ### ºF SYSTEM RETURN: #
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIAGNOSTICS menu (continued) Figure 63 DIAGNOSTICS menu navigation, continued (see Figure 63, page 74 for access information) Menus Next screen Next screen Next screen Next screen Follow information at the bottom of each screen to navigate to next/previous screen or enter/save data DIAGNOSTICS (cont.) NETWORK INPUTS Shows input status of all network boiler inputs.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIAGNOSTICS menu (continued) Figure 64 DIAGNOSTICS menu details (see Figure 53, page 66 for access information) Menu/Item Comment Temperatures Status Current operating status of the boiler.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIAGNOSTICS menu (continued) Figure 65 DIAGNOSTICS menu details (continued) (see Figure 53, page 66 for access information) Menu/Item Comment Run Times Burner Time Rotate Time Input 1 Time Input 2 Time Input 3 Time Network Time Ignition Count Displays cumulative time the burner has been active (can be increased by user) Records the days of operation passed from the last time the Master boiler rotated the firing sequence.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual DIAGNOSTICS menu (continued) Figure 66 DIAGNOSTICS menu details (continued) (see Figure 53, page 66 for access information) Menu/Item Time Date Status Temperatures Inputs Outputs Lockout History 2 Fault Name Fault Type Time Date Status Temperatures Inputs Outputs Lockout History 3 Fault Name Fault Type Time Date Status Temperatures Inputs Outputs Manual Test Mode Status Target Modulation Boiler In System Supply System Return Fl
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual MAINTENANCE, DATE AND TIME menus Figure 67 MAINTENANCE, DATE AND TIME menus — navigation (see Figure 53, page 66 for access information) Maintenance Info Name Phone Model CP Number Installed Last Date Next Date Interval Settings Reset Reminder Comment Contractor name to appear in maintenance reminders and during lockouts Contractor phone number Displays the boiler model selected in the boiler setup Enter the CP# of the boiler En
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Startup — fill the system Clean system to remove sediment You must thoroughly flush the system (without boiler connected) to remove sediment. The highefficiency heat exchanger can be damaged by buildup or corrosion due to sediment. 1. If necessary, use an approved chemical cleaning agent, following the manufacturer’s guidelines for procedures. a. A list of approved cleaning products is available at www. Weil-McLain.com. b.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Startup — fill the system (continued) FREEZE PROTECTION (when used) Follow these guidelines to prevent possibility of severe personal injury, death or substantial property damage: • NEVER use automotive or standard glycol antifreeze, even glycol made for hydronic systems. Use only freeze-prevention fluids recommended by Weil-McLain for application in SVFTM Boiler systems.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Startup — final checks Check thermostat circuit(s) Figure 68 Pressure switch tube locations 1. Disconnect the two external wires connected to the boiler thermostat terminals (see instructions beginning on page 53 for terminal locations). 2. Connect a voltmeter across these two incoming wires.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Startup procedure Figure 69 Blower speed — required settings (High altitude means installations above 5,500 feet) Natural Gas Ignition Boiler Factory setting (rpm) High altitude (rpm) Factory setting (rpm) High altitude (rpm) Factory setting (rpm) Max.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Startup procedure (continued) If combustion at either high or low fire is outside the range given in Figure 70, follow the procedure given for adjusting the throttle screw on the gas valve. If throttle screw adjustment does not correct the problem, then shut down the boiler and contact your local Weil-McLain representative. Throttle screw adjustment must be done only by a qualified technician, using calibrated test instruments.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Startup procedure (continued) Figure 72 Gas valve test pressure tapping Use manual gas valve side tapping for pressure connection after gas valve 2. 2 P 3 Use tapping P on gas valve body for pressure connection after gas valve 1 or between the gas valve seats. 4. Clear the Lockout condition by selecting “Manual Reset” in the Diagnostic Menu. 5.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Startup procedure (continued) Figure 73 Operating instructions (WARNING — Verify that the control is set correctly before proceeding.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Annual startup and maintenance schedule Figure 74 Service and maintenance schedules Service technician Owner maintenance (see following pages for instructions) (see User’s Information Manual for instructions) ANNUAL START-UP (See First-year special inspection) General: Investigate reported problems. Inspect air inlet box screen; clean and vacuum if necessary; WARNING — no solvents.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Annual startup HANDLING CERAMIC FIBER MATERIALS REMOVAL OF SIGHT GLASS GASKET The sight glass gasket in this product contains ceramic fiber materials that have been identified as carcinogenic, or possibly carcinogenic, to humans. Ceramic fibers can be converted to cristobalite in very high temperature applications.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Annual startup (continued) Check all piping for leaks The boiler should be inspected and started annually, at the beginning of the heating season, only by a qualified service technician. In addition, the maintenance and care of the boiler designated in Figure 74, page 86 and explained on the following pages must be performed to assure maximum boiler efficiency and reliability.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Annual startup (continued) Safety relief valves should be reinspected AT LEAST ONCE EVERY THREE YEARS, by a licensed plumbing contractor or authorized inspection agency, to ensure that the product has not been affected by corrosive water conditions and to ensure that the valve and discharge line have not been altered or tampered with illegally.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Annual startup (continued) Check all boiler wiring Figure 77 Gas pipe and air inlet hose removal Inspect all boiler wiring, making sure wires are in good condition and securely attached. Check control settings 1. Use the display to navigate through all settings. Adjust settings if necessary. 2. Check settings of external limit controls (if any) and adjust if necessary.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Annual startup (continued) d. Avoid dragging the fiber mesh on any part of the boiler during removal. Caution when using a flat blade screw driver to remove burner. Bending the burner flange could cause a gas/air leak. Failure to comply could result in severe personal injury or property damage. 13. 14. 15. 16.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Annual startup (continued) Check flame signal 1. Navigate to Diagnostics/Inputs on the Control display (see Figure 62, page 73). 2. If the flame signal drops to less than 24 above the Shutdown values, the Control will attempt to correct by increasing the boiler firing rate to increase flame signal. 3. A lower flame signal may indicate a fouled ignitor or damaged ignitor insulation.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Troubleshooting Before servicing and making connections . . . ELECTRICAL SHOCK HAZARD — The boiler ON/OFF switch does not turn off all power to the boiler. TURN OFF ALL POWER TO THE BOILER WHEN SERVICING. Internal wiring is still powered when the switch is off. Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Troubleshooting (continued) Check the following: 1. Space heating: a. Make sure thermostat is calling for heat and contacts (including appropriate zone controls) are closed. b. Check for 24VAC between thermostat wire nuts and ground. 2. DHW: a. Make sure tank aquastat is calling for heat. 3. BMS systems: a. Make sure the BMS is calling for heat. 4.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Troubleshooting (continued) Make sure to determine the causes of outages. Do not leave the boiler operating without a complete diagnosis. Control fault indications 1. The Control provides diagnostic information for both automatic reset conditions and manual reset conditions. See Figure 53, page 66 for information available on the Control display. Figure 87 2.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Troubleshooting (continued) Figure 88 Troubleshooting suggestions for SVF TM boilers RESET TO FACTORY DEFAULT 1. Selecting this will prompt the user to hold the enter button for a specified length of time. Upon completion, this will reset the control settings back to factory installed settings. ONCE THIS IS CHOSEN, PREVIOUS SETTINGS CANNOT BE RECOVERED. ENSURE THIS ACTION IS TRULY DESIRED BEFORE CONTINUING. 2.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Troubleshooting (continued) Figure 88 Troubleshooting suggestions for SVF TM boilers (continued) Control Fault Displays, Diagnostics and Suggested Corrective Actions Display Condition Nothing shown Control is not receiving 24V on display power. screen and boiler will not respond to call for heat Nothing shown Control is not receiving 24V on display power.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Troubleshooting (continued) Figure 88 Troubleshooting suggestions for SVF TM boilers (continued) Control Fault Displays, Diagnostics and Suggested Corrective Actions Display LOW WTR CUTOFF OPEN Condition Occurs if internal low water cutoff contacts open. Diagnostics Automatic reset occurs if contacts are open at least one second, but less than 5 seconds. Manual reset of control if contacts are open longer than 5 seconds.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Troubleshooting (continued) Figure 88 Troubleshooting suggestions for SVF Display LIMIT OPEN HIGH TEMP LIMIT Condition Occurs if manual or automatic reset limit opens. Boiler temperature sensor reached High Temp Limit setting (no higher than 210° F). TM boilers (continued) Diagnostics Corrective Action(s) Automatic external limit will reset 2½ minutes after external limit device closes.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Troubleshooting (continued) Figure 88 Troubleshooting suggestions for SVF Display IGNITION FAULT Condition Boiler went through 2 ignition attempts and never detected flame. TM boilers (continued) Diagnostics Reset by using manual reset screen on display. Corrective Action(s) Check condensate trap for blockage allowing condensate to accumulate inside heat exchanger. Check ignition cable connection.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Troubleshooting (continued) Figure 88 Troubleshooting suggestions for SVF Display MINIMUM AIR FLOW SWITCH FAULT Condition Min air flow switch is open when it should be closed, or closed when it should be open. TM boilers (continued) Diagnostics Switch should close when the blower passes enough air. Manual reset is required. Corrective Action(s) Check blower is operating correctly.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Maintenance Disconnect power before servicing Electrical shock hazard — Disconnect all electrical power to the boiler before attempting maintenance procedures. Failure to complete could result in severe personal injury, death or substantial property damage. Perform startup and check/out Removing and reinstalling components can change boiler behavior. After any maintenance procedure, you must verify operation after servicing.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Maintenance (continued) Figure 89 Burner/heat exchanger cover plate gasket and cover plate re-installation 4. Re-install gasket and reconnect the union of the gas pipe. 5. Reconnect the two (2) wire harnesses from the blower, the harness from the gas valve, and the harness from the gas pressure switches. 6. Reconnect wiring, including the ignitor ground wire connection to the top ignitor mounting screw.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Maintenance (continued) Figure 90 Cover plate nut tightening sequences Gradually tighten the cover plate nuts in the sequence shown in Figure 90 until torque reaches 6 N-m/53 in-lbs/4.4 ft-lbs. If the tightening is not done as specified, the plate could buckle, allowing a flue gas leakage.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Replacement parts — Boiler Manual Go to www.weil-mclain.com to locate Weil-McLain distributors Replacement parts must be purchased through a local Weil-McLain distributor. When ordering, specify boiler model and size and include description and part number of replacement part. Results from using modified or other manufactured parts will not be covered by warranty and may damage boiler or impair operation.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Replacement parts (continued) — Boiler Manual Go to www.weil-mclain.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Replacement parts (continued) Figure 93 Jacket parts Part number 550-100-200/1018 107
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Replacement parts (continued) — Boiler Manual Go to www.weil-mclain.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Replacement parts (continued) Figure 95 Burner, blower, cover plate, venturi, gas train and miscellaneous Part number 550-100-200/1018 109
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Replacement parts (continued) — Boiler Manual Go to www.weil-mclain.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Replacement parts (continued) Figure 97 Controls Part number 550-100-200/1018 111
COMMERCIAL CONDENSING GAS-FIRED WATER BOILER SVF ™ Series 1 — Boiler Manual Dimensions Figure 98 Dimensional data — SVF 750 LEGEND 1 Supply connection, 2” Class 150 flanged 5 Air connection, 6” nominal 2 Return connection, 2” Class 150 flanged 6 Relief valve connection, ¾” NPT 3 Control panel 7 Gas connection, 1 ¼” NPT 4 Flue connection, 6” nominal 8 P/T gauge connection, ¼” NPT 9 Condensate drain connection, 1 ¼ O.D.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Dimensions — Boiler Manual (continued) Figure 99 Dimensional data — SVF 1000/1100 LEGEND 1 Supply connection, 3” Class 150 flanged 5 Air connection, 6” nominal 2 Return connection, 3” Class 150 flanged 6 Relief valve connection, 1 ¼” NPT 9 3 Control panel 7 Gas connection, 1 ¼” NPT 4 Flue connection, 6” nominal 8 P/T gauge connection, ¼” NPT 10 Condensate drain connection, 1 ¼ O.D.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER Ratings — — Boiler Manual TM SVF Series 1 boilers Figure 100 Ratings and engineering data DOE AHRI Certiifed Ratings Boiler Model Number Input Gross Output Net Rating Thermal Efficiency Combustion Efficiency Btuh Btuh Btuh % % (Note 1) (Note 1) (Note 2) (Note 3) (Note 4) SVF 750 785,000 756,000 657,000 96.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Installation and Service Certificate Boiler Model BTU Input Series CP Number Date Installed Installation instructions have been followed. ❏ ❏ Check-out sequence has been performed. ❏ Above information is certified to be correct. ❏ Information received and left with owner/maintenance person.
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Installation and Gas Boiler Data Collection Sheet SVF ________ / _______ : ___________________ !" # : __________________ BTU Input: ____________ Fuel Type: ___________ Was venturi changed? YES___ NO___ Was gas valve throttle adjusted? YES___ NO___
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Installation and Gas Boiler Data Collection Sheet CO2 @: High Fire______% Low Fire______% CO@: High Fire _____ ppm Low Fire _____ ppm Input rate measured: HIGH ______ CFH / LOW________ CFH % * % , (Multi BLR Sys Only) % + System Type: ___________ System Type: ___________ System Type: ___________ Target Mod Sensor: ___________ Target Mod Sensor: ___________ Target Mod Sen
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual Notes 118 Part number 550-100-200/1018
SVF ™ Series 1 Notes COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual (continued) Part number 550-100-200/1018 119
SVF ™ Series 1 COMMERCIAL CONDENSING GAS-FIRED WATER BOILER — Boiler Manual
