Weil-McLain GOLD CGa Manual page 50

GOLD CGa Gas-Fired Water Boiler — Boiler Manual
11a
Troubleshooting — procedure
Check the following:
1. Wire connectors to control module are securely
plugged in at module and originating control.
b. With boiler on:
In event of vent damper
failure:
Effikal or Field Controls damper
If troubleshooting chart recommends replacing actua-
tor and actuator is not immediately available, damper
blade can be fixed in an open position to allow boiler
operation. Manually turning blade can cause actuator
damage. Follow these instructions only in case of no
heat or damper actuator malfunction.
1. Move damper service switch to
should then rotate to open position and boiler will
fire.
2. If step 1 does not open damper, manually rotate
for additional information. Failure to comply could result in severe personal injury, death or substantial property
damage.
50
or propane gas pressure upstream of gas valve.
gas valve.
regulator on gas valve.
(continued)
Failure to turn off power to boiler
can result in severe personal injury,
death or substantial property dam-
age.
2. Refer to vent damper manufacturer's instructions
for procedure to fix vent damper in open position.
3. Turn on power to boiler.
4. Using wrench or pliers on flat shaft section, manu-
ally rotate damper blade until green light turns on.
tion. Replace actuator immediately. If vent damper
is left in open position, boiler will not operate at
published efficiencies.
Part Number 550-101-009/0107
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