What It Means
- Temperature too high for compressor drivermodule
Lennox Split & Multi-Split
Lennox Split & Multi-Split Error Code 23
Split & Multi-Split: Heat pump (outdoor)
Causes & actions from Lennox
How it shows
- el18kslv outdoor fault display: 23
- el18kslv pcb fault led: 23
Compressor drive module temperature too high,detected by module itself or temperature over main board setting.
Applicable models & manual sources
- EL18KSLV
Temperature too high for compressor drivermodule
Disclaimer: This information is for general reference. Code wording and instructions vary by model. Always follow the service manual for your exact unit.
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