Bosch ACS 651 Original Instructions Manual page 94

en 94 | ACS 651/751 | Troubleshooting
Error code Messages
5005 R134a RECHARGE
Refrigerant Cylinder Full
5006 R134a RECHARGE
High Pressure in Vehicle - Perform
Recovery
5007 R134a RECHARGE
High pressure in vehicle - Perform
Vacuuming
5008 R134a RECHARGE
Recharge Failed - Low internal
pressure in tank
9102 FACTORY SETTING
Not Complete
9200 SYSTEM LOCK
Clear Memory Now
9201 SYSTEM ERROR
No USB detected
9300 SELF TEST FAILED
9600 PRINTER
Out of paper
A101 INTERNAL BOTTLE FILL
Service Timeout
A103 INTERNAL BOTTLE FILL
Refrigerant Cylinder Full
A104 INTERNAL BOTTLE FILL
High Pressure shutdown
A105 INTERNAL BOTTLE FILL
Low Pressure - Check
external cylinder valve
A202 SHORT FLUSHING
Service timeout
A203 SHORT FLUSHING
Insufficient R134a quantity
A204 SHORT FLUSHING
Leak Detected
A205 SHORT FLUSHING
High Pressure shutdown
A206 SHORT FLUSHING
High Pressure in vehicle. Perform
Recovery.
A207 SHORT FLUSHING
Used Oil bottle Full
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Actions
R Weight limit reached. Reduce quantity of refrigerant in internal refrigerant cylinder.
R Load cell is defective. Replace the load cell.
R Press "Yes" to perform recovery.
R Press "No" to abort the operation.
R Perform vacuuming.
R Check if HP and LP quick couplers are open
R Check the HP and LP service hoses for blockage
R Fill the internal refrigerant cylinder (see chapter 4.10)
R Self-test failed. See the self test report and take corrective action.
R If error has to be dismissed choose "ACS Maintenance" → "Reset factory set-
tings" → "No".
Transfer data to USB disk to clear internal memory.
Check if the USB disk is connected to the USB port.
R Press "Yes" to view details. Press "No" to continue.
R Take corrective action for the failure
Check if paper roll is present in the printer. If not, insert paper roll. To order printer
paper, use the order number F 002 DG1 450.
Check for blockage in the ACS 651/751
R Weight limit reached. Reduce quantity of refrigerant in internal refrigerant cylin-
der.
R Load cell is defective. Replace the load cell.
R Check for blockage in the vehicle A/C system.
R Check the connection of high pressure switch.
R Check blue valve connection in the cylinder is open.
R Check if the valve on the external tank is open.
R Check if R134a is available in the external tank.
Check for blockage in the ACS 651/751.
Fill the internal refrigerant cylinder.
Repair the vehicle A/C system or part under flushing. Refer to chapter 6.9 for the
procedure.
R Check for blockage in the vehicle A/C
R Check the connection of high pressure switch.
R Check blue valve connection in the cylinder is open
R If pressure is greater than 1400 mbar, perform recovery.
R If pressure is 900 mbar, Perform vacuuming.
R Reduce quantity of used oil in the used oil bottle.
R Perform scale reset.
.
system.
Robert Bosch GmbH