22
Red Light Signal
Refer to Abnormal Heating or Cooling Operation Sections of this Manual
Off
Internal Control Failure
1 Flash
External Lockout
2 Flashes
Pressure Switch Stuck Open
3 Flashes
Pressure Switch Stuck Closed
4 Flashes
Thermal Protection Device Open
5 Flashes
Flame Detected with Gas Valve Closed
6 Flashes
Short Cycle Compressor Delay (Cooling Only)
Amber Light Signal
Refer to Abnormal Heating or Cooling Operation Sections of this Manual
Off
No Flame Present
On
Normal Flame
1 Flash
Low Flame Current
2 Flashes
Flame Detected with Gas Valve De-energized.
IGNITION CONTROL DIAGNOSTIC INDICATOR CHART
APPENDIX