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Service
Fault Codes Indoor Unit
Fault Code
Temp. HC2
Cooling temp.
DHW Tank Temp.
Room Temp.
Outlet Temp.
Inlet Temp.
Press. Sensor
Temp. HC1
Outside Temp.
Low Battery
PIU Pump
Heat Pump Module
Low Pressure
Communication
Thermal Cut-off
HP Inlet Temp.
HP Outlet Temp.
Curves Config. Error
Circuit Config. Error
HP Low Pressure
Fault Codes Outdoor Unit
Fault Code
E10
E11
E12
E13
E14
E15
E16
E17
E18
E19
E110
E111
E112
E113
E114
E115
E20
E21
62
Vitocal 100-AW AM2V Installation, Service and Operating
Cause
Circuit 2 temperature sensor error
Cold buffer temperature sensor error
DHW tank temperature sensor error
Room temperature sensor error
Flow temperature sensor error
Return temperature sensor error
Pressure sensor error IDU
Circuit 1 temperature sensor error
Outside temperature sensor error
Battery to be replaced
Circulation pump error in indoor unit
Heat pump error - outdoor unit
Low pressure of the heating medium
Communication error IDU - ODU
Thermal switch triggered
Inlet temperature sensor error - ODU
Outlet temperature sensor error - ODU
Heating curves configuration error
Error in the configuration of the heating circuits
PC low refrigerant pressure
Cause
Reserved
Reserved
Heating return temp sensor failure
Heating outlet water temp sensor failure
High pressure protection
Reserved
Low pressure protection
Reserved
Water flow protection
Electric heating overload protection
Winter first class anti-freeze protection
Winter second class anti-freeze protection
Anti-freeze protection
Reserved
Room temp failure
Reserved
Exhaust temperature overprotection
Reserved
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