Troubleshooting steps
Check communication wiring; verify connections; reset
HVAC Error Codes
Trane F1 Error
Communication error with outdoor unit
Details
Trane F1 error indicates communication failure between indoor and outdoor units.
Error typeCommunication Fault
Typical causesFaulty wiring; loose connections; board issue
SolutionsCheck communication wiring; verify connections; reset
SeverityHigh
Catalog references
Where this appears
TraneF1
Utilities
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