If your Lennox heat pump model SL22KLV displays error code 138, it's likely due to circuit board overheating. You can troubleshoot remotely checking for blockages or faulty parts. High ambient … [Read more...]
Lennox XP25 Heat Pump Error Code 422: Compressor Top Cap Switch Overtemperature
You're experiencing an error code 422 on your Lennox XP25 heat pump, indicating a compressor top cap switch overtemperature issue. This can substantially impact your system's performance and … [Read more...]
