Display Codes (Indoor Unit) - Bosch Climate 5000 Series Installation Instructions Manual

11 Display Codes (Indoor Unit)

Display* Information
Defrost
Filter cleaning reminder (power on display for 15 seconds)
Active clean
Heating in room temperature under 8°C (46°F)
Forced cooling
AP mode of WiFi connection (not available in the US market)
Remote switched off
Indoor unit EEPROM parameter error
Indoor/outdoor unit communication error
Zero-crossing signal detection error
The indoor fan speed is operating outside of the normal range
Outdoor unit EEPROM parameter error
Condenser coil temperature sensor T3 is in open circuit or has short circuited
Outdoor room temperature sensor T4 is in open circuit or has short circuited
Compressor discharge temperature sensor TP is in open circuit or has short circuited
Evaporator coil outlet temperature sensor T2B is in open circuit or has short circuited(for free-match indoor units)
Indoor room temperature sensor T1 is in open circuit or has short circuited
Evaporator coil middle temperature sensor T2 is in open circuit or has short circuited
The outdoor fan speed is operating outside of the normal range
Indoor PCB/Display board communication error
Refrigerant leakage detection
IPM malfunction or IGBT over-strong current protection
Over voltage or over low voltage protection
Table 11
*The error codes are four digits, displayed two at a time on the LED
For troubleshooting, please refer to the services manual.
Bosch Climate 5000 Series Wall Mounted Ductless Split Air Conditioner / Heat Pump (06.2022)
Installation Instructions
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