Weil-McLain CGt 2 Series Manual page 40

CGt
GAS-FIRED WATER BOILER — Series 2 —
11b
Service and maintenance — annual start-up
The boiler should be
annually
season,
In addition, the maintenance and care of
the boiler designated in
and explained on the following pages must
be performed to assure maximum boiler ef-
ficiency and reliability. Failure to service and
maintain the boiler and system could result
in equipment failure.
Eliminate all system or boiler leaks.
tinual fresh makeup water will reduce boiler
life. Minerals can build up in sections, reduc-
ing heat transfer, overheating cast iron, and
causing section failure. Leaking water may
also cause severe property damage.
Do not use
sealing compounds
damage to boiler will occur, resulting in sub-
stantial property damage.
Electrical shock hazard —
the boiler before any service operation
the boiler except as noted otherwise in this
instruction manual. Failure to turn off elec-
trical power could result in electrical shock,
causing severe personal injury or death.
❏
Inspect . . .
Reported problems
Inspect any problems reported by owner and correct before pro-
ceeding.
Boiler area
1. Verify that boiler area is free of any
gasoline and other flammable vapors and liquids.
2. Verify that boiler area (and air intake) is free of any of the
taminants listed in Table 1
these are present in the boiler intake air vicinity, they must be
removed. If they cannot be removed, isolate the boiler and provide
outside combustion air. See national, provincial or local codes
for further information.
40
inspected and started
, at the beginning of the heating
only by a qualified service technician
Table 8 , page 39,
petroleum-based cleaning or
in boiler system. Severe
Turn off power to
combustible materials
on page 9 of this manual. If any of
Boiler Manual
Air openings
1. Verify that combustion and ventilation air openings to
the boiler room and/or building are open and
.
structed
.
2. Verify that boiler vent discharge is
obstructions
Flue gas vent system
1. Visually inspect entire flue gas venting system
blockage, deterioration or leakage. Repair any joints that
show signs of leakage in accordance with vent manufac-
Con-
turer's instructions.
Pilot and main burner flames
1. Visually inspect pilot burner and main burner flames as
directed under
Water piping
1. Check the boiler interior piping and all system piping
for signs of leaks.
on
2. Repair any leaks before proceeding.
Boiler heating surfaces
1. Disconnect the vent pipe at the boiler inducer outlet
connection after turning off power to the boiler.
2. Use a bright light to inspect the flue pipe interior and
inducer interior.
3. Inspect the boiler vent outlet area and heating surfaces
by looking through the opening.
4. If the vent pipe or inducer interior show evidence of
soot, follow
manual section to remove the flue collector and clean the
boiler if necessary after close inspection of boiler heating
surfaces. If there is evidence of rusty scale deposits, check
the water piping and control system to make sure the
,
boiler return water temperature is properly maintained
(per this manual).
con-
5. Reconnect vent to inducer outlet and replace all boiler
components before returning to service.
6. Check inside and around boiler for evidence of any
leaks from the boiler. If found, locate source of leaks and
repair.
clean and free of
.
Failure to inspect
for the above condi-
tions and have them repaired can result
in severe personal injury or death.
Start-up , Section 7b of this manual.
Cleaning boiler heating surfaces
Part Number 550-110-290/0219
unob-
for
in this