Bosch ACS 763 Notice Originale page 81

Message on the display
Out of range
ISV pressure sensor
Out of range
ISV temperature
Out of range
Low pressure side pressure
sensor
Power board communication
failed
Unsuccessful pressure test
Check for leaks
Empty external tank
Full tank. Remove refrigerant
from the internal tank before
continuing
Expired trial time.
Activation of the required unit
to continue using it.
Activate now?
Vacuum test failed. Check for
leaks
Refrigerant purity not
exceeded (if available)
Identifier test failed,
disconnect test tank YF
(if available)
Refrigerant identifier error
(if available)
Robert Bosch GmbH
Cause
The internal tank pressure transducer does
not correctly read the pressure.
The internal tank temperature sensor does
not correctly read the temperature.
The low pressure side pressure transducer
does not correctly read the pressure.
The communication with the power board
failed
There is a leak in the A/C system of the
vehicle.
Failure to transfer refrigerant to the internal
tank because the external tank is empty.
Internal tank too full to recover more
refrigerant.
Failure to register and activate the machine
within 30 days of initial start-up causes the
machine to lock and the impossibility to use
it.
There is a leak in the A/C system.
The refrigerant contained in the A/C
system of the vehicle is not R1234yf or is
contaminated.
The station has detected that the refrigerant
is contaminated or is not R1234yf
The station has detected that the internal
refrigerant identifier is not working properly
Diagnostic messages | ACS 763/863 | 81
Solution
Exit the current check and contact an authorized
Bosch service center for more information.
Exit the current check and contact an authorized
Bosch service center for more information.
Exit the current check and contact an authorized
Bosch service center for more information.
Restart the station. If the problem persists, contact
an authorized Bosch service center for more
information.
Exit the current test and repair the A/C system of the
vehicle.
Exit the current test and replace the external tank.
Perform a refilling process to remove refrigerant
from the internal tank before performing any further
recovery attempt.
Select and see the Unit activating section of this
manual to register the station.
Exit the current test and repair the A/C system of the
vehicle.
Do not recover contaminated refrigerant in the
station; use an external refrigerant recovery station
specifically dedicated to contaminated refrigerant.
Refer to the Refrigerant Identifier section of this
manual
Exit the current test and contact an authorized
Bosch service center for repair.
en
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SP00D00490 2020-01-08