Bosch ACS 511 Notice Originale page 61

12.10 Combo filter
12.10.1 Replacement of combo filter
DANGER – Risk of electric shock from
dangerous voltage!
Electric shocks resulting from contact with
live parts (e.g. master switch, printed cir-
cuit boards) can cause injury, heart failure
and death.
¶
Disconnect the mains plug before open-
ing the ACS 511.
WARNING – Risk of frostbite from escap-
ing refrigerant
Refrigerant causes severe frostbite on the
skin.
¶
Check the service hoses for damage.
¶
Firmly connect the service quick-release
couplings to the service hoses.
¶
Wear safety goggles.
¶
Wear protective gloves.
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After 50 kg of refrigerant have been processed
through the filter, the message
appears on the display. When this message appears,
contact customer service to order a new filter.
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It is advisable to have the combo filter changed by
customer service.
!
Make sure the old sealing rings are removed before
securing the new filter.
!
Pay attention to correct positioning of the sealing
rings when fitting a new filter.
!
Take care not to damage any hoses or electrical con-
nections when changing the filter.
!
Never re-use an old filter.
!
Observe the ACS 511 menu prompting.
1. Call up start screen.
2. Open the HP and LP valves on the display and
control panel.
3. Press <Recovery>.
 ACS 511 performs a self-cleaning process, then
the recovery phase.
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Pressure gauge must reach 0 bar.
Robert Bosch GmbH
4. Close the HP and LP valves on the display and
5. Switch off ACS 511.
6. Disconnect ACS 511 from power supply.
7. Carefully open the ACS 511 housing.
8. Carefully remove the old Combo filter.
9. Insert the new Combo filter with the new sealing
"REPLACE FILTER"
Fig. 9:
10. Close the housing.
"
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12.10.2 Reset filter
!
1. Call up start screen.
2. Press <3> and <Flush> simultaneously and release.
3. Enter code
4. Select "CHANGE FILTER" with o u and confirm
5. Press <MENU> until filtered refrigerant quantity is
"
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Maintenance | ACS 511 | 61
control panel.
rings and ensure correct positioning of the sealing
rings.
Combo filter
The filter is replaced.
Return with <Stop>.
Observe the ACS 511 menu prompting.
 The message ENTER CODE 0000
5555
and confirm with E.
with E.
 The current quantity (in kg) of filtered refrigerant
is displayed.
reset to zero.
Filter change interval is reset.
Return with <Stop>.
en
is displayed.
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S P00 D00 001 2019-02-21