Processing Unit; Actuation Circuit Board; Refrigerant Flask - Bosch ACS 500 Series Repair Instructions

6 en

.. Processing unit

!
Changing the setting for the expansion valve (item 11)
can impair the function of the ACS 500.
12
11
10
Fig. 4: Processing unit component overview
1. Inlet hose for processing system
2. Coarse filter
3. Moisture and oil separator
4. Oil separator
5. Inlet hose for refrigerant flask
6. Inlet hose for used oil tank
7. Solenoid valve (OUT S) for oil drain
8. Condenser with fan
9. Compressor
10. Filter and driver cartridge
11. Expansion valve
12. Non-return valve
13. Pressure switch
1 689 975 197 (2006-09-22)
13
1
2
3
4
5
6
7
8
9

.. Actuation circuit board

7
F1
6
F2
LINE IN
BN
BU
YE/GN
OUT 8 OUT 7 OUT 6
TERRA
F3
YE/GN
BN BN BN
TERRA BU BU BU
YE/GN
YE/GN YE/GN YE/GN
5
Fig. 5: Actuation circuit board overview
1. Printer power supply (accessory)
2. Control/display unit connection
3. Pressure switch power supply
4. ACS component power supply
5. Fuse F3 (10 AT) for mains connection
6. Fuse F2 (10 AT) for mains connection
7. Fuse F1 (200 mAT) for 12 Volt supply.

..4 Refrigerant flask

4
Fig. 6: Refrigerant flask component overview
1. Safety valve (overpressure)
2. Safety valve (for non-compressible gases)
3. LP fitting connection
4. HP fitting connection
ACS 500
PRINTER
J2
OUT 4 OUT 3 OUT 1 PUMP PUMP COMPRESS.
BN BN BN BN BN
BU BU BU BU BU
YE/GN YE/GN YE/GN YE/GN YE/GN
459786_6
4
1
2
3
459786_9
Robert Bosch GmbH
1
2
3
BN
BU
PROTECT.
BN
BU
YE/GN