User Manual
20
2. Adjust pilot key to provide properly
sized
Diagram A shows improperly adjusted pilot.
3.
Release pilot adjustment cap.
Checking and Adjusting Safety Pilot
1. Remove pilot adjustment cap.
Pilot produces carbon deposits
Unit connected to wrong gas supply.
Pressure not adjusted correctly.
Pilot gas not adjusted correctly.
The pilot flame should surround the thermopile for 1/2". It must be large and sharp enough to cause the thermopile
to glow a dull red, or sufficient to hold the safety valve open.
Burners produce carbon deposits
Vibrations or shock caused by shaking or pounding baskets on top surface or by slamming door may cause
Hi-Limit Control Switch to open. If this condtion persists, additional cushioning may be added to the rubber
grommets supporting this control to absord these shocks.
Wrong Size orifices.
Connected to wrong gas supply.
Pressure not adjusted correctly.
Flue obstruction.
NOTE
Problem
Likely Cause
Burners do not come on
Pilot will not stay ignited
Gas supply to unit off.
Combination gas valve is in “OFF” or “PILOT” position.
Pilot not ignited.
Termostat is not “ON”.
Combination gas valve is in “OFF” position.
Pilot gas not adjusted properly.
Gas supply to unit is off.
Bad termopile.
Dirty thermopile connections at combination
gas valve or high limit.
Clogged orifice.
Draft condition.
Air in gas line.
Improper ventilation system.
