Weil-McLain GOLD CGa Installation And Maintenance Manual page 46

GOLD
10b
Service & maint. —
❏
Inspect . . . . . . . . . .
Electrical shock hazard —
before any service operation
noted otherwise in this instruction manual. Failure to
turn off electrical power could result in electrical shock,
causing severe personal injury or death.
Do not use
compounds
will occur, resulting in substantial property damage.
Eliminate all system or boiler leaks.
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.
Boiler heating surfaces
1. Disconnect the vent pipe at the boiler draft hood
and remove draft hood after turning off power to
the boiler.
2. Use a bright light to inspect the boiler flue collector
and heating surfaces.
3. If the vent pipe or boiler interior surfaces show
evidence of soot, follow
surfaces
collector and clean the boiler if necessary after closer
inspection of boiler heating surfaces.
4. If there is evidence of rusty scale deposits on boiler
surfaces, check the water piping and control system
to make sure the boiler return water temperature is
properly maintained (per this manual).
5. Reconnect vent and draft hood. Replace all boiler
❏
Service . . . . . . . . . .
Oiled-bearing circulators
1. The circulator shipped with the CGa boiler is water-
lubricated. No oiling is required.
46
CGa Gas-Fired Water Boiler
Turn off power to the boiler
on the boiler except as
petroleum-based cleaning or sealing
in boiler system. Severe damage to boiler
Continual fresh
Cleaning boiler heating
in this manual section. Remove the flue
The boiler contains ceramic fiber and fiberglass materials. Use care when handling these
materials per instructions on
personal injury.
annual start-up
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.
Burners and base
1. After turning off power to the boiler, remove the jacket
door and base access panel (
page 62).
2. Inspect burners and all other components in the
boiler base.
3. If burners must be cleaned, raise rear of each burner
to release from support slot, slide forward and
remove. Then brush and vacuum the burners
thoroughly, making sure all ports are free of debris.
Carefully replace all burners, making sure burner
with pilot bracket is replaced in its original position
and all burners are upright (ports up).
4. Inspect the base insulation.
a. Pay attention to the
regarding working with insulation materials.
b. Verify that the insulation is intact and secure
against all four sides of the base.
of this manual. Failure to comply could result in severe
page 68
2. Check other circulators in the system. Oil any
circulators requiring oil, following circulator
manufacturer's instructions. Over-oiling will
damage the circulator.
continued
, item
Figure 32
on page 68
WARNINGS
If insulation is damaged or
displaced, do not operate the boiler.
Replace or reposition insulation as
necessary. Failure to replace
damaged insulation can result in a
fire hazard, causing severe personal
injury, death or substantial property
damage.
Part Number 550-110-593/1099
,
4