When your Lennox heat pump model XP25 displays error code 439, it means the compressor is slowing down due to high input current. This can lead to reduced cooling or heating capacity and potentially … [Read more...]
Lennox XP25 Heat Pump Error Code 438: Inverter PFC Input Overcurrent Detected
When your Lennox XP25 heat pump displays error code 438, it typically indicates an inverter PFC input overcurrent issue, often triggered by refrigerant leaks, undercharge problems, or faulty … [Read more...]
Lennox XP25 Heat Pump Error Code 436: Inverter Heat Sink Overtemperature Detected
If you're seeing Error Code 436 on your Lennox XP25 heat pump, it means the inverter heat sink is overheating. This might happen during winterizing when the heat pump is working overtime. Poor … [Read more...]
Lennox XP25 Heat Pump Error Code 435: Inverter EEPROM Checksum Error Detected
Your Lennox XP25 heat pump's error code 435 indicates an inverter EEPROM checksum error, which can bring your entire system to a grinding halt. This error code points to a fault in the inverter's … [Read more...]
Lennox XP25 Heat Pump Error Code 434: Loss of Communication with Inverter
When you see error code 434 on your Lennox XP25 heat pump, it means a complete loss of communication with the inverter, disrupting the system's performance and ability to provide reliable heating and … [Read more...]
- « Previous Page
- 1
- …
- 3
- 4
- 5
- 6
- Next Page »
