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9.
Troubleshooting
9.1
Service messages
Service message
CHANGE OIL
REPLACE FILTER
9.2
Fault messages
failure indication
HIGH PRESSURE
PROGRAM ERROR
FULL TANK
ZEROING OIL SCALES
HIGH RECOVERY TIME
A/C SYSTEM EMPTY
OUTOIL BOTTLE FULL CALIBRATE SCALE
OIL IN BOTTLE EMPTY FILL BOTTLE
A/C SYSTEM FULL
INCOMPLETE CHARGE
CHARGING OIL TIME HIGH
Robert Bosch GmbH
Actions
Change vacuum pump oil
(see section 12.6.1)
Replace combo filter
(see section 12.5.1)
Actions
There is excess pressure at the outlet of the compressor.
Turn off the ACS 652 and wait approx. 30 minutes.
Error in the software.
The internal refrigerant cylinder has been filled to maximum filling level. Carry
out several refill procedures to reduce the internal refrigerant quantity.
Error in the scale settings.
Tare the scales.
The recovery time exceeds the set maximum duration. Check vehicle air condi-
tioner for leaks. If error persists, contact customer service.
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 safe maximum duration set.
Pressure in internal refrigerant cylinder corresponds to pressure in vehicle air
conditioning system.
The fresh oil filling time exceeds the safe maximum duration set.
There is no vacuum in the vehicle air conditioning system.
Generate vacuum first.
Troubleshooting | ACS 652 | 23
1 689 975 257
en
|
2019-05-15
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Table of Contents
Troubleshooting
