Owner`s manual

Troubleshooting Your Heater
16
11. Gas odor even when control
knob is in “OFF” position.
A. Gas leak.
Locate and correct all leaks.
B. Control valve defective.
Replace.
12. Excessive moisture on
windows and other surfaces.
A. Heater is oversized for the area in
which it is installed.
Add more combustion air to the room.
B. Not enough fresh air available.
Add more combustion air to the room.
13. Heater shuts off while in use,
but operates.
A. Not enough fresh air available.
Open windows and/or doors for ventilation.
B. Low line pressure.
Contact local gas company.
C. Pilot is partially clogged.
Clean pilot.
14. When burner is lit, heater
makes a whistling noise.
A. Turning control knob to “HI” position
when burner is cold.
Turn control knob to “LO” position and let
burner warm up.
B. Air in gas line.
Operate burner until air is removed from
line. Have gas line checked by local gas
company.
C. Air passageways on heater blocked.
Check minimum installation clearances.
D. Dirty or clogged burner orifice.
Clean burner.
Order Replacement Parts
Replacement parts for models
0656542.9; 0656541.9; 1056512.9; 1056511.9; 1056542.9; 1056541.9;
2056512.9; 2056511.9; 3056512.9; 3056511.9
Use Only Manufacturer's Replacement Parts.