What It Means
- Current sampling circuit fault of compressordrivemodule
Lennox Split & Multi-Split
Lennox Split & Multi-Split Error Code 27
Split & Multi-Split: Heat pump (outdoor)
Causes & actions from Lennox
How it shows
- el18kslv outdoor fault display: 27
- el18kslv pcb fault led: 27
inverter side or convert side current sampling circuit fault of compressor drivemod u le
Applicable models & manual sources
- EL18KSLV
Current sampling circuit fault of compressordrivemodule
Disclaimer: This information is for general reference. Code wording and instructions vary by model. Always follow the service manual for your exact unit.
What should you check next?
Continue in ACLogics with guided diagnosis for your equipment and symptoms.
