Weil-McLain CGa 3 Series Manual page 43

CGa Series 3 Gas-Fired Water Boiler — Boiler Manual
10b
Service & maintenance — annual start-up
The boiler should be
ally
by a qualified service technician
the maintenance and care of the boiler designated
Table 6
in
ing pages must be performed to assure maximum
boiler efficiency and reliability. Failure to service
and maintain the boiler and system could result in
equipment failure.
Eliminate all system or boiler leaks.
fresh makeup water will reduce boiler life. Minerals
can build up in sections, reducing heat transfer,
overheating cast iron, and causing section failure.
Leaking water may also cause severe property
damage.
Do not use
compounds
boiler will occur, resulting in substantial property
damage.
Electrical shock hazard —
the boiler before any service operation
boiler except as noted otherwise in this instruction
manual. Failure to turn off electrical power could
result in electrical shock, causing severe personal
injury or death.
❏
Reported problems
Inspect any problems reported by owner and correct
before proceeding.
Boiler area
1. Verify that boiler area is free of any
materials
and liquids.
2. Verify that boiler area (and air intake) is free of any
Part Number 550-142-300/0520
inspected and started annu-
, at the beginning of the heating season,
, page 42, and explained on the follow-
petroleum-based cleaning or sealing
in boiler system. Severe damage to
Turn off power to
Inspect . . .
, gasoline and other flammable vapors
of the
this manual. If any of these are present in the boiler
intake air vicinity, they must be removed. If they
cannot be removed, install combustion air piping
only
to the boiler in accordance with national, provincial
. In addition,
or local codes.
Air openings
1. Verify that combustion and ventilation air open-
ings to the boiler room and/or building are open
and unobstructed
automatic combustion air dampers, if used.
Continual
2. Verify that boiler vent discharge and air intake are
clean and free of obstructions
Flue gas vent system
Visually inspect entire flue gas venting system
1.
for blockage, deterioration or leakage. Repair any
joints that show signs of leakage in accordance with
vent manufacturer's instructions.
2. Verify that masonry chimneys are lined, lining is in
good condition, and there are not openings into the
on the
chimney.
Pilot and main burner flames
1. Visually inspect pilot burner and main burner
flames as directed under Section
manual.
Water piping
combustible
1. Check the boiler interior piping and all system pip-
ing for signs of leaks.
2. Repair any leaks before proceeding.
contaminants listed in Table 1
. Check operation and wiring of
.
Failure to inspect
conditions and have them repaired
can result in severe personal injury
or death.
6d
on page 9 of
for the above
, page 32 of this
43