Lennox GCWB95W-150 User Manual

7
4 - MAINTENANCE
Perform general housekeeping and maintenance as
specied below.
4.1 Continuous
• Keep boiler area free from combustible materials,
gasoline and other ammable vapors and liquids.
• Keep combustion air and vent terminations (outside
building) free from trash, vegetation and other items
capable of blocking ow.
CHECK LIST
If a fault develops, or is suspected, call your Service
Technician as soon as possible. Go through the following
check list before you contact Service Agency.
• Is electricity supply on?
• Is display ON and symbols displayed?
• Is symbol displayed?
• Is gas supply on?
• Is main water supply turned on?
• Is system pressure correct?
• Are boiler temperature controls set high enough?
• Is room thermostat (if tted) set high enough?
• Are radiator valves open?
4.2 Monthly
• Inspect combustion air, vent, and condensate drain
piping for deterioration, leaks or sagging. Contact
qualied agency, as necessary.
• Inspect system piping for leaks. Contact qualied
agency, as necessary.
• Inspect condensate drain trap for sediment or
blockage. Contact qualied agency if cleaning
required.
• Check air vent(s) for leakage.
• Follow OPERATING INSTRUCTIONS to return to normal
operation.
WARNING
Burn and scald hazard. Verify Safety Relief Valve
discharge piping run to safe discharge location before
conducting maintenance procedure. Contact qualied
agency to correct improper piping.
!
4.3 Check According to Manufacturer’s
Instructions
Safety Relief Valve - Refer to manufacturer’s instructions.
4.4 Annually or Beginning Each Heating Season
• Contact qualied agency to perform maintenance and
cleaning per Installation, Operation and Maintenance
manual. Inspection will include examining all ue
product carrying areas, vent system, burner and heat
exchanger.
• Will also include lling boiler with water if drained as
part of End of Heating Season procedure.
• Condensate trap may require cleaning and relling.
4.5 End of Heating Season, if boiler not used for
domestic hot water
• Follow instructions to TURN OFF GAS TO APPLIANCE.
See section 2.
• Contact qualied agency to drain heating system (if
system does not use antifreeze) and condensate trap
if heating system is exposed to freezing temperatures
while out of service.
WARNING
Asphyxiation hazard. Contact qualied agency if
condensate trap is not lled with water.
!
PN 240012894 Rev. A [04/15/2020]

Lennox GCWB95W-150 Specifications

General

Brand	Lennox
Model	GCWB95W-150
Category	Boiler
Language	English