Tech Tips
Package Units
Gas Heating Symptoms
Heating Mode
PK0001

Package Units Gas Heating Diagnostic Codes

Indoor Blower and Inducer Motor Running/Unit Will Not Fire Some Burners Light/Others Do Not
Inducer Motor Runs/ Unit Will Not Fire Delayed or Rough Ignition
Nothing Runs/Unit Will Not Fire Main Blower Noisy
Sooting Flame Distortion
Roll Out Limit Tripping Main Limit Tripping
Burner Short Cycling/Amber Light Glows Furnace Short Cycling
Burners Will Not Light Moisture or Rust Inside Furnace
Intermittent or Erratic Operation Electrodes Not Sparking
Insufficient Heat Pressure Switch Not Closing
Indoor Blower Runs Constantly Does Not Sense Flame
Rust in Vent Pipe and/or Burner Area Furnace Overheating Building