Error Codes

Fault codes by manufacturer

Carrier / Bryant / Payne

LED Flash Codes

Trane / American Standard

LED Status Codes

Lennox

LED Flash Codes

Rheem / Ruud

LED Flash Codes

Goodman / Amana / Daikin (ducted)

LED Flash Codes

York / Coleman / Luxaire

LED Flash Codes

Mitsubishi Mini-Split

Alphanumeric Error Codes

Daikin Mini-Split / VRF

Alphanumeric Error Codes