13
PROBLEM
CAUSE
SOLUTION
The heater produces a whistling
noise when the burner is lit.
Air passageways are blocked.
Check the minimum installation
clearances and air passageways for
debris.
There is air in the gas line.
Operate the burner until the air is
completely purged.
The heater produces a clicking
noise just after the burner is lit or
turned off.
The metal is expanding and
contracting.
This is common with heaters.
If noise is excessive, contact a
qualified service person.
There is a gas odor even when
the control knob is in the OFF
position.
There is a gas leak.
Locate and correct the leak
immediately.
The gas control is defective.
Replace the gas control.
There is a gas odor during
combustion.
There is foreign matter in the gas
or on the burner ports.
Check the gas passageway and
burner.
The heater is burning vapors from
paint or impurities in the air.
Stop storing and using odor-
causing products near the heater.
There is gas leaking from the
regulator and hose connection, the
valve and pipe connections, and
the pipes.
Locate and correct the leaks, or
contact your gas supplier.
There is carbon build-up.
There is dirt or film on the reflector
and flame screen.
Clean the reflector and flame
screen.
TROUBLESHOOTING
