Lennox Select Equipment
Lennox Error Code 1
1 means different things on different Lennox equipment. Choose the equipment you are working on.
Disclaimer: This information is for general reference. Code wording and instructions vary by model. Always refer to your unit's service manual.
What does it mean? Select your equipment
- Split & Multi-Split Air handler (indoor), Heat pump (outdoor) Sensor indicates faultLong Run Time - Compressor is running extremely long run cycles.EEPROM malfunction->
- Ducted Heating Oil furnace (indoor) Reverse Line Voltage PolarityCad cell resistance 0 - 400Ohms->
- Packaged Unit Packaged HVAC (outdoor) RDS Sensor Fault->
- Unit controller Unit controller ERRATIC POWER (single phase units)->
What should you check next?
Continue in ACLogics with guided diagnosis for your equipment and symptoms.
