11. Troubleshooting; Service Prompt; Fault Messages - Bosch ACS 752 Manual

11. Troubleshooting

i
Please contact customer service if any of the actions
suggested in this Section can not be implemented.
11.1

Service prompt

Messages
Change oil
Replace filter
11.2

Fault messages

Messages
High pressure error
Full tank error
System Empty
Bottle oil check – Used oil
Bottle oil check
Pressure too high
Slow charge error
Robert Bosch GmbH
Actions
Change vacuum pump oil
Combo filter replacement
Actions
There is excess pressure at the outlet of the compressor. Switch off the station and wait approx. 30
minutes. If error persists, contact customer service.
The internal refrigerant cylinder has been filled to maximum filling level. Carry out several refill proce-
dures in order to reduce the internal refrigerant quantity.
There is no refrigerant in the vehicle air conditioning system.
The used oil bottle is full and must be emptied.
The fresh oil bottle is empty and must be refilled.
There is refrigerant in the air conditioning system.
The filling time exceeds the set maximum duration.
The bottle pressure equals the pressure in the vehicle air conditioning system. Inform customer ser-
vice.
Troubleshooting | ACS 752 | 55
S P00 D00 159
en
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2019-03-01