To Next PageTo Next PageWhat to do if my Lennox Air Conditioner shows an outdoor EEPROM malfunction?
If your Lennox Air Conditioner displays an outdoor EEPROM malfunction, try these steps: * Power off the unit, then restart it after 3 minutes. * If the issue persists, the outdoor main PCB may need to be replaced.
General| Brand | Lennox |
|---|---|
| Model | MLA036S4M |
| Category | Air Conditioner |
| Language | English |
Explains the model identification system for MCFA and MCFB ceiling/floor indoor units.
Lists valid combinations of MPA outdoor units with various indoor units for multi-zone systems.
Details valid combinations of MPB outdoor units with indoor units for multi-zone systems.
Shows wiring diagrams for single-zone systems, 30K and below, for power connections.
Illustrates wiring diagrams for multi-zone systems, 30K and below, for power connections.
Provides wiring diagrams for MPA and MPB single-zone outdoor units.
Guides on calculating and adding refrigerant for single-zone systems.
Details calculating and adding refrigerant for multi-zone systems.
Outlines steps to troubleshoot compressor drive errors (P4).
Provides steps to check compressor windings resistance for shorts and terminal identification.
Details how to measure resistance values of IPM windings for testing.
