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Remote Panel Troubleshooting Chart
Light Indication Condition Possible Cause
No Lights Power not available to Remote Panel Bad voltage to unit
Main disconnect in “OFF” Position
Circuit breaker tripped
Bad main transformer
POWER Light Only Proper unit Off Operation No problem
No power to motor starter Manual/Off/Auto Switch in “Off” Position
(3 Position Remote Panels Only)
Improper damper function
Low Temperature Thermostat Timed
Out (Option)
POWER Light and
BLOWER ON Light
Proper Ventilation Operation No Problem
No Power to Flame Safety Controller Manual/Off/Auto Switch in “Off” Position
(2 Position Remote Panels Only)
Heat/Vent Switch in “Vent” Position
Gas Pressure Switch Tripped (option)
High Temperature Limit Thermostat
Tripped
Manual/Off/Auto Switch in “Auto”
Position and Intake Air Thermostat not
Satisfied
Improper Airflow Insufficient Airflow
Excessive Airflow
Bad airflow switch
Problem with air probes
Problem with airflow tubing
Broken Belt
POWER Light and
BLOWER ON Light and
BURNER ON Light
Proper Heating Operation No Problem
CLOGGED FILTER Light On
(Optional)
Filters Clogged Filters Dirty or Need Replacement
FLAME FAILURE Light On Flame Safety Alarm Activated
No Flame Detected during Pilot
Establishment Period
Combination Valve in “Off” Position
(Unit Sizes 1-3)
Stuck Closed Gas Valve
No or Low Gas Pressure
Bad Spark Electrode
Bad Ignition Transformer
Flames Sensor Malfunction
Clogged Pilot Orifices