Troubleshooting steps
Check communication wiring; verify connections; reset
HVAC Error Codes
Daikin E1 Error
Indoor unit communication error
Details
Daikin E1 error indicates a communication problem with the indoor unit.
Error typeCommunication Fault
Typical causesFaulty wiring; loose connections; board issue
SolutionsCheck communication wiring; verify connections; reset
SeverityHigh
Catalog references
Where this appears
DaikinE1
Utilities
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