Install Instructions

ManualsBrandsAO Smith ManualsBoilers110,000 BTU ProLine XE High Efficiency Ultra-Low NOx Combi Boiler (LP)

100298581_2000552611_Rev A

ProLine® XE Combi Boiler

User Manual

Models: 110 - 150 - 199

ProLine® XE

Combi Boiler

If the information in this manual is not followed exactly, a fire or

explosion may result causing property damage, personal injury or

loss of life.

This appliance MUST NOT be installed in any location where

gasoline or flammable vapors are likely to be present.

WHAT TO DO IF YOU SMELL GAS

• Do not try to light any appliance.

• Do not touch any electric switch; do not use any phone in your

building.

• Immediately call your gas supplier from a near by phone.

Follow the gas supplier’s instructions.

• If you cannot reach your gas supplier, call the fire department.

• Installation and service must be performed by a qualified

installer, service agency, or the gas supplier.

 WARNING

Save this manual for future reference.

Summary of content (16 pages)

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00298581_2000552611_Rev A ProLine® XE Combi Boiler ProLine® XE Combi Boiler User Manual Models: 110 - 150 - 199  WARNING If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life. This appliance MUST NOT be installed in any location where gasoline or flammable vapors are likely to be present. WHAT TO DO IF YOU SMELL GAS • Do not try to light any appliance.
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Contents HAZARD DEFINITIONS .................................................... 2 PLEASE READ BEFORE PROCEEDING ........................ 3 1. PREVENT COMBUSTION AIR CONTAMINATION..... 4 2. MAINTENANCE SCHEDULE ....................................... 5 Maintenance Procedures ................................................... 6 Boiler Must Be Serviced and Maintained .................... 6 Check Boiler Area ......................................................... 6 Check Pressure Temperature Gauge..........
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ProLine® XE Combi Boiler User’s Information Manual Please read before proceeding NOTICE NOTICE The Combi Boiler Installation and Service Manual is for use only by a qualified heating installer/service technician. Refer only to this User’s Information Manual for your reference. Improper installation, adjustment, alteration, service or maintenance can cause property damage, personal injury (exposure to hazardous materials) or loss of life.
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ProLine® XE Combi Boiler 1 User’s Information Manual Prevent combustion air contamination  WARNING  WARNING If the boiler combustion air inlet is located in any area likely to cause contamination, or if products which would contaminate the air cannot be removed, you must have the combustion air and vent re-piped and terminated to another location. Contaminated combustion air will damage the boiler, resulting in possible severe personal injury, death, or substantial property damage.
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ProLine® XE Combi Boiler 2 User’s Information Manual Maintenance schedule Owner maintenance Service technician (see pages 6 - 8 for detailed instructions) General: • Address reported problems • Inspect interior; clean and vacuum if necessary; • Check boiler area Daily • Clean condensate trap • Check for leaks condensate) (water, gas, • Check pressure/temperature gauge flue, • Verify flue and air lines in good condition and sealed tight ANNUAL START-UP • Check system water piping/expansion ta
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ProLine® XE Combi Boiler 2 Maintenance schedule Maintenance procedures Read the list of potential materials listed in Table 1 on page 4 of this manual. If any of these products are in the room from which the boiler takes its combustion air, they must be removed immediately or the boiler combustion air (and vent termination) must be relocated to another area.
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ProLine® XE Combi Boiler 2 Maintenance schedule User’s Information Manual (continued) Clean/Inspect Trap Assembly NOTICE Remove the clean out cap on the bottom of the trap. Let the condensate and any debris drain out. Figure 2-1 Condensate Trap Use materials approved by the authority having jurisdiction. In the absence of other authority, PVC and CPVC pipe must comply with ASTM D1785 or D2845. Cement and primer must comply with ASME D2564 or F493.
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ProLine® XE Combi Boiler 2 User’s Information Manual Maintenance schedule Test low water cutoff (if installed) Operate relief valve 1. 1. If the system is equipped with a low water cutoff, test the low water cutoff periodically during the heating season, following the low water cutoff manufacturer’s instructions.  WARNING Reset button (low water cutoff) 1. Testing the low water cutoff shuts the unit off. Press the RESET button on the low water cutoff to turn the unit back on.
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ProLine® XE Combi Boiler 3 User’s Information Manual Operating instructions 9
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ProLine® XE Combi Boiler 4 User’s Information Manual Control module Combi Boiler control module Use the control panel (FIG. 4-1) to set temperatures, operating conditions, and monitor boiler operation.
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ProLine® XE Combi Boiler 4 Control module User’s Information Manual (continued) Set space heating operation Determine controlling sensor Adjust DHW set point temperature For space heating systems, the temperature control can be based on the outlet or the system supply sensor (optional). The control will automatically switch to the system supply sensor once it is connected. 1. Press the ◄ button to access the SETPTS Menu. 2. Press the parameter. 3.
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ProLine® XE Combi Boiler 4 User’s Information Manual Control module Figure 4-2 Status Display Screen OPERATION 1. Once the gas pressure switch(es) are closed, the control turns on the appropriate pumps (system and boiler pumps for space heating, DHW pump for DHW). The flow switch and/or LWCO must close. Upon a call for heat, the control turns on the appropriate pumps. The flow switch and/or LWCO must close. Once the LWCO has closed, the auxiliary limit switch must close. 2.
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ProLine® XE Combi Boiler 4 Control module User’s Information Manual (continued) OPERATION DISPLAY 6. If flame is detected, it holds the firing rate steady for a few seconds to let the flame stabilize, then it begins to modulate the firing rate based on a set point or some other command. 7. If the space heating call for heat is active and the combi flow switch starts a DHW call for heat, the diverter valve will move to the DHW position and the boiler will switch to the DHW Mode.
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ProLine® XE Combi Boiler Notes 14 User’s Information Manual
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ProLine® XE Combi Boiler User’s Information Manual Notes 15
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Revision A (PCP #3000022264 / CN #500012232) initial release.