Altherm damper All models error codes
Codes
- L1-00Error codeOutdoor unit: Main PCB abnormality
- L3-00Error codeOutdoor unit: Electrical box temperature rise problem
- L4-00Error codeOutdoor unit: Malfunction of inverter radiating fin temperature rise
- L8-00Error codeMalfunction triggered by a thermal protection in the main PCB
- LC-00Error codeMalfunction in communication system of outdoor unit
- ove35Error codeAmbient temperature higher than 35°C
- P3-00Error codeAbnormal direct current
- P4-00Error codeOutdoor unit: Malfunction of radiating fin temperature sensor
- to1Error codeSetting "equilibrium temperature" [5-01] was set too high
- U1-00Error codeMalfunction by reverse phase/open phase
- U2-00Error codeOutdoor unit: Defect of power supply voltage
- U4-00Error codeIndoor/outdoor unit communication problem
- U5-00Error codeUser interface communication problem
- U7-00Error codeOutdoor unit: Transmission malfunction between main microcomputer - inverter
- U8-05Error codeFile malfunction
- U8-07Error codeP1/P2 communication error
- UF-00Error codeReversed piping or bad communication wiring detection