Troubleshooting; Faults With Indication (Self Diagnosis Function); Faults Not Indicated - Bosch Climate 5000 L Manual

Troubleshooting

Follow me function (Follow Me)
The function activates the remote control at the current location in order
to measure the temperature at 3-- minute - intervals. The indoor unit is
now controlled with reference to these measurements.
The Follow Me function is only available in cooling mode, heating mode
and automatic mode.
4 Troubleshooting
4.1

Faults with indication (Self diagnosis function)

If a fault occurs during operation, the LEDs flash for an extended period
or an error code is displayed (e.g. EH 02).
If a fault is present for more than 10 minutes:
▶ Briefly disconnect the power supply and switch the indoor unit back on.
If a fault persists:
▶ Call customer service and provide the fault code and details of the
appliance.
4.2

Faults not indicated

If faults occur during operation that cannot be eliminated:
▶ Call customer service about the fault, providing details of the device.
Fault
The output of the indoor unit is too low.
Indoor unit does not switch on.
Operating mode changes from Cooling or
Heating to Fan Mode.
A white mist is coming from the indoor unit. In humid regions, white mist may appear if there is a significant temperature difference between the
White mist is emerging from the indoor unit
and outdoor unit.
There is noise coming from the indoor unit
and outdoor unit.
Dust is being discharged from the indoor
unit or outdoor unit.
Unpleasant odour during operation.
The fan of the outdoor unit is not running
continuously.
Operation is irregular or unpredictable or
the indoor unit is not responding.
Air baffle or louvres do not run correctly.
Table 9
38
Possible cause
Temperature is set too high or too low.
Air filter is soiled and must be cleaned.
Unfavourable ambient conditions for the indoor unit, e.g. the ventilation openings of the devices are
obstructed, doors/windows in the room are open or the room contains powerful heat sources.
Low-noise operation is activated and prevents the full output from being used.
The indoor unit has a safety mechanism to prevent overloading. It may take 3 minutes, until the indoor unit
can be restarted.
The batteries of the remote control are empty.
The timer is switched on.
The indoor unit changes operating mode to prevent the formation of frost.
The set temperature is reached provisionally.
indoor air and air-conditioned air.
If heating mode is activated directly after automatic defrosting, this can generate white mist due to the
higher level of humidity.
A swooshing noise may be heard inside the indoor unit if the position of the airflow grille is set back.
A quiet hissing noise is normal during operation. This is caused by the flow of refrigerant.
Creaks and squeaks may be heard, as the metal and plastic parts of the device expand or contract during
heating/cooling.
The outdoor unit also emits a range of other noises during operation which is normal.
Dust may accumulate in the devices if they are shut down for an extended period and not covered.
Unpleasant odours in the air may enter the devices and spread.
There may be mould on the air filter and it must therefore be cleaned.
Variable fan control is used to ensure optimum operation.
The indoor unit may be affected by interference from mobile radio masts or external signal amplifiers.
▶ Briefly disconnect the indoor unit from the power supply then restart it.
Air baffle or louvres have been adjusted manually or have not been correctly installed.
▶ Switch off the indoor unit and check whether the components are engaged correctly.
▶ Power on the IDU.
Wireless control function
The purpose of this function is to establish a connection via WLAN.
To connect to WLAN an IP-Gateway (optional accessory) must be installed.
NOTICE
For TWIN installation, an IP gateway is sufficient for the master unit. No
gateway is required for the slave unit.
Climate 5000 L • Climate 5000iL – 6721841497 (2021/10)