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SERVICE HINTS
You may avoid inconvenience and service calls by checking these points before you call for service.
IF YOUR SYSTEM IS NOT HEATING OR NOT GIVING ENOUGH HEAT . . .
Possible Cause
What to do
Thermostat is not set correctly
Reset thermostat above room temperature.
Burner is not operating properly
Inspect flame. If yellow, burner is not getting enough air. If blue and noisy and
seems to lift off burner, burner is getting too much air. Contact service technician.
No electric power to boiler
Verify electric power supply circuit is “ON”. Contact your service technician to
verify over current protection.
Controls out of adjustment
Reset according to instructions.
Radiators not heating
Inspect steam air vents for proper operation. Contact service technician to inspect for faulty
steam traps.
Poor electrical contact
Contact your service technician to inspect all control terminals and wire joints.
Rollout switch blown
Have your service technician check heat exchanger for blockage.
Chimney flue is blocked
Spill switch contacts open, requiring manual reset of spill switch. Have your service
technician check and correct chimney problem.
Vent damper not operating
Consult troubleshooting guide, packaged with vent damper.
IF BURNER IS NOISY . . .
Gas input amount is incorrect
Contact your service technician.
IF WALLS OR WINDOWS SWEAT . . .
Not enough ventilation
Contact your service technician
Chimney flue is blocked
Contact service technician to inspect and correct, if necessary.
IF RADIATORS ARE NOISY . . .
Air in system
refer to "Radiators Not Heating" above
SAFETY VALVE LEAKING . . .
Dirt on seat
Contact service technician.
HAVE YOUR SERVICE TECHNICIAN CHECK ANY PROBLEM YOU ARE UNABLE TO CORRECT.
CAUTION
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use
any phone in your building.
• Immediately call your gas supplier from a
neighbor’s phone. Follow gas supplier’s
instructions.
• If you cannot reach your gas supplier, call the fire
department.
!
P/N 1305004, Rev. D [18/03/2015]
