Bosch ACS 652 Repair Instruction page 36

en 36 | ACS 652 | Changing basic settings
15. Changing basic settings
i
The set values guarantee that the ACS 652 will
function perfectly. These parameters may only be
changed by an A/C service unit engineer and after
approval from the manufacturer.
!
Follow the additional ACS 652 menu prompting.
Param- Actions
eter
P1 System pressure empty.
Absolute pressure value above which re-
covery begins.
P2 Pressure at end of recovery.
Absolute pressure value above which re-
covery ends.
P3 Vacuum test pressure.
Absolute pressure value after which the
vacuum test turns out to be negative.
T1 Vacuum pump oil change threshold.
Number of hours before a prompt to
change the vacuum pump oil appears on
the display.
T2 Time for automatic emptying.
Value in seconds for duration of automat-
ic emptying.
T3 Maximum time for recovery.
If this time is exceeded, the function is
aborted and the message "LONG EXTRAC-
TION TIME" appears on the display.
T5 Oil outlet time. Time in minutes for the oil
drainage duration.
T7 Specified time for vacuum. The mean time
recommended by car manufacturers is 20
minutes.
T8 Not used.
T9 Vacuum test duration.
Time for checking any pressure increase
after the vacuum function has been exe-
cuted.
T10 Recycling plus vacuum time.
Time in minutes for the duration of the re-
cycling plus vacuum function.
T13 Maximum time for the filling process.
If this time is exceeded, the function is
aborted and the message "FILLING IN-
COMPLETE" appears on the display.
T14 EV9 UV contrast medium open duration.
Time in seconds for which the solenoid
valve EV9 is open. Corresponds to the
time for which UV contrast medium is
added.
T15 Maximum time for the oil filling process.
If this time is exceeded, the function is
aborted and the message "HIGH OIL FILL -
ING TIME" appears on the display.
T16 Maximum time for the flushing process.
If this time is exceeded, the function is
ended and the process continues.
T20 Vacuum test time for flushing operation.
Time in seconds for the vacuum test dura-
tion in the flushing function.
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1. Call up the start screen.
2. Press <3> and <Flush> simultaneously and release.
 The message
5599
3. Enter
4. Select the relevant parameter with o u and confirm
with E .
i
Return with <Stop>.
Default Param- Actions
eter
T21 EV7 oil outlet open duration.
1700
Time in seconds for which the solenoid
valve EV7 remains open during the oil out-
let function.
600
W1 Combo filter replacement threshold.
Value in kilograms before a prompt to re-
place the combo filter appears on the dis-
300
play.
W8 Max. capacity of large bottle.
Value in grams that represents the maxi-
10
mum quantity for filling the large internal
refrigerant cylinder.
OUTOIL2 Maximum capacity of used oil bottle.
If this value is exceeded, the message
140
"USED OIL BOTTLE FULL, EMPTY CON-
TAINER" appears.
OUTOIL3 Not used
30
HOSE Minimum time for cleaning the service
CLEAN- hoses. This is the minimum value in sec-
ING TIME onds for emptying the service hoses af-
ter filling.
5
CON- Activates and deactivates the "Save data
TROL RE- via ACUSB PC interface" function.
20
PORT
COMPEN- Activates and deactivates the "Compen-
SATION sation at 0 in filling phase" function (i.e.
-
AT 0 compensation is deactivated).
300
BYPASS
Activates and deactivates the "Bypass"
function. If this function is activated, the
MENU key skips the waiting times for the
main ACS 652 functions.
10
RENAULT Mode required by Renault.
CONFIG The times between two recoveries are ex-
tended. This mode can be activated or de-
20
activated as required
BACKUP See section 16.2.
2
10
15
120
ENTER CODE 0000
and confirm with E .
Robert Bosch GmbH
is displayed.
Default
180
150
20000
250
-
60
0 (off)
0 (off)
0 (off)
0 (off)
-