- CAST IRON STOVE AND DIRECT-VENT (FREESTANDING FIREPLACE HEATER) BURNER SYSTEM OWNER'S OPERATION AND INSTALLATION MANUAL NATURAL GAS BURNER SYSTEM MODEL CDVBN(A), PROPANE/LP GAS BURNER SYSTEM MODEL CDVBP(A) REMOTE READY

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CAST IRON STOVE AND DIRECT-VENT

(FREESTANDING FIREPLACE HEATER)

BURNER SYSTEM

OWNER’S OPERATION AND INSTALLATION MANUAL

NATURAL GAS BURNER SYSTEM MODEL CDVBN(A),

PROPANE/LP GAS BURNER SYSTEM MODEL CDVBP(A)

REMOTE READY

Save this manual for future reference.

IMPORTANT: This direct-vent burner system must be installed into approved Comfort Glow cast

iron stove bodies, models CISGA series and CISCA series ONLY. See page 3 of this manual.

FOR YOUR SAFETY

WHAT TO DO IF YOU SMELL GAS

• Do not try to light any appliance.

• Do not touch any electrical switch

• Do not use any phone in your building.

• Immediately call your gas supplier from a

neighbor’s phone. Follow the gas supplier’s in-

structions.

• If you cannot reach your gas supplier, call the

fire department.

WARNING: Improper installation,

adjustment, alteration, service, or

maintenance can cause injury or

property damage. Refer to this

manual for correct installation and

operational procedures. For as-

sistance or additional information

consult a qualified installer, ser-

vice agency, or the gas supplier.

WARNING: If the information in this manual is not

followed exactly, a fire or explosion may result caus-

ing property damage, personal injury, or loss of life.

FOR YOUR SAFETY

Do not store or use gasoline or other flammable

vapors and liquids in the vicinity of this or any other

appliance.

— Installation and service must

be performed by a qualified in-

staller, service agency, or the

gas supplier.

This appliance may be installed in an aftermarket* manufactured (mobile) home,

where not prohibited by state or local codes.

—

This appliance is only for use

with the type of gas indicated on

the rating plate. This appliance is

not convertible for use with other

gases, unless a certified kit is used.

* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer.

Summary of content (36 pages)

PAGE 1
CAST IRON STOVE AND DIRECT-VENT (FREESTANDING FIREPLACE HEATER) BURNER SYSTEM OWNER’S OPERATION AND INSTALLATION MANUAL NATURAL GAS BURNER SYSTEM MODEL CDVBN(A), PROPANE/LP GAS BURNER SYSTEM MODEL CDVBP(A) REMOTE READY IMPORTANT: This direct-vent burner system must be installed into approved Comfort Glow cast iron stove bodies, models CISGA series and CISCA series ONLY. See page 3 of this manual.
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CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM SAFETY INFORMATION 1. WARNINGS IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, operate, or service this stove and burner system. Improper use of this stove and burner system can cause serious injury or death from burns, fire, explosions, electrical shock, and carbon monoxide poisoning. 2. 3. DANGER: Carbon monoxide poisoning may lead to death! This stove with burner system is a vented product.
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OWNER’S MANUAL PRODUCT IDENTIFICATION LOCAL CODES Install and use stove and burner system with care. Follow all local codes. In the absence to local codes, use the current National Fuel Gas Code ANS Z223.1, also known as NFPA 54* (USA) or the current CAN/CGAB149[.1 or .2] Installation Codes (Canada). Cast Iron Stove Body *Available from: American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 National Fire Protection Association, Inc.
PAGE 4
CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM On Wall with Horizontal Termination PRE-INSTALLATION PREPARATION WARNING: A qualified service person must install stove and burner system. Follow all local codes. CAUTION: This stove creates warm air currents. These currents move heat to wall surfaces next to stove. Installing stove next to vinyl or cloth wall coverings or operating stove where impurities (such as tobacco smoke, aromatic candles, cleaning fluids, oil or kerosene lamps, etc.
PAGE 5
OWNER’S MANUAL PRE-INSTALLATION CAST IRON STOVE PREPARATION AND DIRECT-VENT Continued BURNER SYSTEM ASSEMBLY 6. 7. STOVE BODY ASSEMBLY 1. 2. 4" 4" 3. 4. Figure 4 - Clearance for Corner Installation 25" Front 25 5/8" 5. Lift off corrugated box enclosing stove body crating. Remove all screws fastening the wood frame enclosure. Spread wood frame open and lift away from plastic-bagged stove body. The bottom pieces of pallet wood will remain bolted to the stove body. Remove plastic bag from stove body.
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CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM CAST IRON STOVE AND DIRECT-VENT BURNER SYSTEM ASSEMBLY Continued 8. 9. Fasten each leg to stove with four (4) M8 x 1.25 - 20mm bolts. Use a flat washer and lock washer with each bolt. Tighten bolts into threaded holes on stove body (see Figure 9, page 5 and Figure 10). Use an adjustable wrench or a 12mm socket. Fasten stove bottom to stove with four (4) M6 x 1 - 25mm bolts. Use a flat washer and lock washer with each bolt.
PAGE 7
OWNER’S MANUAL CAST IRON STOVE AND DIRECT-VENT BURNER SYSTEM ASSEMBLY Installing GA3750/CDA3620T Blowers 1. Continued INSTALLING OPTIONAL BLOWER ACCESSORY NOTICE: If installing blower in an existing stove with burner system with gas connections, shut off gas supply and disconnect burner system from gas supply. Contact a qualified service person to do this.
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CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM CAST IRON STOVE AND DIRECT-VENT BURNER SYSTEM ASSEMBLY Continued INSTALLING REAR COVER 1. 2. Lift rear panel over vent pipe connection on burner system. Rear cover will rest on the bottom ledge of the stove body. Using screws provided, attach rear cover to back of stove body. See Figure 17. IMPORTANT: This rear cover must be securely in place before venting pipes are installed.
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OWNER’S MANUAL GENERAL VENTING Continued N N D H V L E B C Fixed Closed F B Openable Fixed Closed V Openable V I V G B V B B J X V G G M A V K X V A V TERMINATION CAP A = clearance above grade, veranda, porch, deck, or balcony [*12 inches (305mm) minimum] B = clearance to window or door that may be opened [12 inches (305mm) minimum] C = clearance to permanently closed window [minimum 12 inches (305mm) recommended to prevent condensation on window] D = vertical clearance to ventilat
PAGE 10
CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM VENTING INSTALLATION WARNING: Read all instructions completely and thoroughly before attempting installation. Failure to do so could result in serious injury, property damage or loss of life. Operation of improperly installed and maintained venting system could result in serious injury, property damage or loss of life. WARNING: Seal all vent connections. Seal only the outer pipe connections with high temperature silicone (600°F/316° C).
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OWNER’S MANUAL VENTING INSTALLATION Snorkel Continued INSTALLATION FOR HORIZONTAL TERMINATION 1. Determine the route your horizontal venting will take. Note: The location of the horizontal vent termination on the exterior wall must meet all local and national building codes and must not be easily blocked or obstructed. 12" Minimum WARNING: Do not recess vent terminal into a wall or siding. 2.
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CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM VENTING INSTALLATION 4. Continued 3. Attach vent pipe assembly to the burner system. Set stove in front of it’s permanent location to insure minimum clearances. Mark the wall for a 10" square hole (for noncombustible material such as masonry block or concrete, a 7 1/2" diameter hole is acceptable). See Figure 22. The center of the hole should line up with the centerline of the horizontal rigid vent pipe.
PAGE 13
OWNER’S MANUAL VENTING INSTALLATION Horizontal Venting Vertical (V) Horizontal (H) Continued 37" min. 29" max. (30° and 90° only, no vertical pipe) Horizontal Termination Configurations 48" min. 41" max. (30° elbow, 1' vertical pipe, 90° elbow) Figures 26 through 28, and Figure 29 on page 14 show different configurations for venting with horizontal termination. Each figure includes a chart with vertical minimum/maximum and horizontal maximum dimensions which must be met.
PAGE 14
CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM VENTING INSTALLATION Continued Venting with Two 90° Elbows Vertical (V) Horizontal (H1) + Horizontal (H2) 5' min. 6' min. 7' min. 8' min. 6' max. 12' max. 18' max. 20' max. 20' max. 20' max. Figure 29 - Horizontal Termination Configuration for Rigid Venting Using Two 90° Elbows with Termination at 90° with Stove INSTALLATION FOR VERTICAL TERMINATION NOTICE: Use rigid pipe only. Flex venting is not to be used with a vertical termination. 1.
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OWNER’S MANUAL VENTING INSTALLATION Continued If area above is a room, install firestop above framed hole. If area above is not a room, install firestop below framed hole. Figure 31 - Installing Firestop 3. 4. 5. Cut a hole in the roof using the locating hole as a center point. (Cover any exposed open vent pipes before cutting hole in roof.) The 10"x10" hole must be measured on the horizontal; actual length may be larger depending on the pitch of the roof.
PAGE 16
CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM VENTING INSTALLATION Venting with Two 90° Elbows Continued Note: Install restrictor into 4" collar of burner system as shown. Vertical Termination Configurations Figures 34 through 36 and Figure 37 on page 17 show four different configurations for vertical termination. All connections must be sealed with high temperature silicone sealant as specified in the second warning statement on page 10.
PAGE 17
OWNER’S MANUAL VENTING INSTALLATION Continued Consult your local gas company to help determine the proper orifice for your location. Comfort Glow Rigid Venting (Cont.) Number Description For assistance with any high altitude installation contact DESA International’s Technical Service Department at 1-800-DESALOG (1-800-337-2564).
PAGE 18
CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM STOVE AND DIRECT-VENT BURNER SYSTEM INSTALLATION CHECK GAS TYPE Use proper gas type for the burner system you are installing. If you have conflicting gas types, do not install burner system. See dealer where you purchased the stove and burner system for proper burner system according to your gas type. INSTALLING GAS PIPING TO STOVE/BURNER SYSTEM LOCATION WARNING: A qualified service person must connect burner system to gas supply.
PAGE 19
OWNER’S MANUAL CHECKING GAS CONNECTIONS STOVE AND DIRECT-VENT BURNER SYSTEM INSTALLATION WARNING: Test all gas piping and connections for leaks after installing or servicing. Correct all leaks at once. Continued CONNECTING STOVE/ BURNER SYSTEM TO GAS SUPPLY WARNING: Never use an open flame to check for a leak. Apply commercial leak test solution to all gas joints. Bubbles forming show a leak. Correct all leaks at once.
PAGE 20
CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM STOVE AND DIRECT-VENT BURNER SYSTEM INSTALLATION Open ON POSITION Manual Shutoff Valve OFF POSITION Closed Continued Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa) 1. 2. 3. Close manual shutoff valve (see Figure 41). Pressurize supply piping system by either opening propane/LP supply tank valve for propane/LP gas burner system or opening main gas valve located on or near gas meter for natural gas burner system, or using compressed air.
PAGE 21
OWNER’S MANUAL STOVE AND DIRECT-VENT BURNER SYSTEM INSTALLATION REMOVING/REPLACING GLASS DOOR Receiver Terminal Wires Continued INSTALLING OPTIONAL WIRELESS HAND-HELD REMOTE CONTROL ACCESSORIES - CGHRC AND CGHRCT SERIES Battery Clip Figure 46 - Installing Battery in Receiver I H P ON T ILO OFF OFF T Figure 47 - Installing Remote Receiver 3. Installing 9-Volt Battery in HandHeld Remote Control Unit 4. 1. 2. 3.
PAGE 22
CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM STOVE AND DIRECT-VENT BURNER SYSTEM INSTALLATION 5. Place log #4 (right piece) onto the front right part of the grate making sure the notches fit over the prong of the grate (see Figure 54). Continued INSTALLING LOGS, LAVA ROCK AND GLOWING EMBERS 6. NOTICE: Do not put lava rock on burner or under burner. Placing lava rock on burner could cause performance problems. 2 7.
PAGE 23
OWNER’S MANUAL LIGHTING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTING 2. 3. 4. WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. 5. 7. 8. Shutting Off Burners Only (pilot stays lit) You may shut off the burners and keep the pilot lit by doing one of the following: 1. Turn gas control knob clockwise to the PILOT position. 2. Set selector switch in the OFF position. 11.
PAGE 24
CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM OPERATING STOVE WITH BURNER SYSTEM CGHRC Series Operation: Continued OPTIONAL REMOTE OPERATION CGHRCT Series Operation: NOTICE: You must light the pilot before using the hand-held remote control unit. See Lighting Instructions, page 23. ON OFF REMOTE LO 4. OFF After lighting, let pilot flame burn for about one minute. Turn gas control knob on the control valve to ON position. Turn variable control knob anywhere between HI and LO.
PAGE 25
OWNER’S MANUAL OPERATING STOVE INSPECTING WITH BURNER BURNERS SYSTEM Check pilot flame pattern and burner flame Continued OPERATING OPTIONAL BLOWER ACCESSORY Locate the blower controls by opening the lower door on the stove. Blower controls are located on the left side of the switch bracket to the left just inside the door. Both the GA3750 manual blower and the CDA3620T thermostatically-controlled blower have an ON setting and an OFF setting. The blower will only run when the switch is in the ON position.
PAGE 26
CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM CLEANING AND MAINTENANCE WARNING: Turn off burner system and let cool before cleaning. CAUTION: You must keep control areas, burners, and circulating air passageways of burner system and stove clean. Inspect these areas of burner system and stove before each use. Have burner system and stove inspected yearly by a qualified service person.
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OWNER’S MANUAL TROUBLESHOOTING WARNING: Turn off burner system and let cool before servicing. Only a qualified service person should service and repair burner system or stove. Note: For additional help, visit DESA International’s technical service web site at www.desatech.com. CAUTION: Never use a wire, needle, or similar object to clean pilot. This can damage pilot unit. Note: All troubleshooting items are listed in order of operation.
PAGE 28
CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after pilot is lit 1. Burner orifice clogged 1. Clean burner (see Cleaning and Maintenance, page 26) or replace burner orifice 2. Contact local propane/LP or natural gas company 3. Reconnect leads (see Wiring Diagram, page 30) 4. Replace thermopile 2. Inlet gas pressure is too low 3. Thermopile leads disconnected or improperly connected 4.
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OWNER’S MANUAL TROUBLESHOOTING Continued WARNING: If you smell gas Shut off gas supply. Do not try to light any appliance. Do not touch any electrical switch; do not use any phone in your building. Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier, call the fire department. • • • • IMPORTANT: Operating burner system where impurities in air exist may create odors.
PAGE 30
CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM REPLACEMENT PARTS Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty. PARTS UNDER WARRANTY Contact authorized dealers of this product. If they can not supply original replacement part(s), call DESA International’s Technical Service Department at 1-800-DESA LOG (1-800-337-2564).
PAGE 31
OWNER’S MANUAL SPECIFICATIONS CDVBN(A) CDVBP(A) 16,000-22,000 Btu/hr 14,000-20,000 Btu/hr Natural Propane/LP Piezo Piezo Manifold Pressure 3.5" w.c. 10.0" w.c. Minimum Inlet Supply Pressure 4.5" w.c. 11.0" w.c. 70% 70% 26 1/2" x 25" x 25 5/8" 673.1 x 635 x 650.7mm 23 1/4" x 33 1/4" x 23 1/2" 590.5 x 844.5 x 596.9mm 26 1/2" x 25" x 25 5/8" 673.1 x 635 x 650.7mm 23 1/4" x 33 1/4" x 23 1/2" 590.5 x 844.5 x 596.9mm 70 lbs/31.8 kg 75 lbs/34 kg 70 lbs/31.
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CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM ILLUSTRATED PARTS BREAKDOWN 3 CDVBN(A) CDVBP(A) 29 32 12 27 25 26-1 26-2 1 28 19 20 21 23 9 4 26-3 26-4 8 10 31 4 13 11 14 16 4 5 6 30 24 18 2 15 22 17 22 LO H P ON T IL O OFF I 7 32 105501
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OWNER’S MANUAL PARTS LIST CDVBN(A) CDVBP(A) This list contains replaceable parts used in your burner system. When ordering parts, follow the instructions listed under Replacement Parts on page 30 of this manual. KEY NO.
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CDVBN(A) AND CDVBP(A) CAST IRON STOVE AND BURNER SYSTEM STOVE CHASSIS ILLUSTRATED PARTS BREAKDOWN CISC CISG 1 6 5-4 5-4 4 4 5-1 2 3 5-2 5-3 34 105501
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OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your stove. When ordering parts, follow the instructions listed under Replacement Parts on page 30 of this manual. CISC CISG KEY NO. PART NO. 1 2 104968-01 104969-01 104969-02 104174-03 104970-01 104970-02 104971-01 * * 3 4 5 5-1 5-2 * 5-4 * 7 5-3 104178-01 DESCRIPTION QTY.
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WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty. We make no other warranty, expressed or implied.