Applicable Systems
RTAC 200
Symptoms
Inverter fault. The inverter driving the compressor or fan has failed.
Possible Causes
- Inverter IGBT module failure
- Inverter control board fault
Troubleshooting Steps
- Step 1: Check the inverter fault code on the display
Specific inverter sub-fault is identified - Step 2: Inspect the inverter for visible damage
IGBT or control board is damaged
How to Reset
To reset: Replace the inverter module or control board, then reset.
Source: Trane HVAC Service Manual, Trane Inc.
Category: HVAC Residential