Bosch termosifon Gen 4 error codes
Codes
- EC07Error codeThe outdoor fan speed is operating outside of the normal range
- EC51Error codeOutdoor unit EEPROM parameter error
- EC52Error codeCondenser coil temperature sensor T3 is in open circuit or has short circuited
- EC53Error codeOutdoor room temperature sensor T4 is in open circuit or has short circuited
- EC54Error codeCompressor discharge temperature sensor TP is in open circuit or has short circuited
- EC56Error codeEvaporator coil outlet temperature sensor T2B is in open circuit or has short circuited(for free-match indoor units)
- EH00Error codeIndoor unit EEPROM parameter error
- EH02Error codeZero-crossing signal detection error
- EH03Error codeThe indoor fan speed is operating outside of the normal range
- EH06Error codeIndoor PCB/Display board communication error
- EH60Error codeIndoor room temperature sensor T1 is in open circuit or has short circuited
- EH61Error codeEvaporator coil middle temperature sensor T2 is in open circuit or has short circuited
- EL0CError codeRefrigerant leakage detection
- EL01Error codeIndoor/outdoor unit communication error
- PC00Error codeIPM malfunction or IGBT over-strong current protection
- PC01Error codeOutdoor unit voltage protection (low or high voltage)
- PC02Error codeHigh temperature protection of IPM module
- PC03Error codePressure protection (low or high pressure) (for some models)
- PC04Error codeInverter compressor drive error