Bosch ACS 500 Series, Repair Instructions

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Robert Bosch GmbH
en
ACS 500
1 689 975 197 (2006-09-22)
Inhalt
1. Important information . . . . . . . . . . . . . . . . . . . . . . . . 4
. Testing and resources . . . . . . . . . . . . . . . . . . . . . . . . 4
. General and component overview . . . . . . . . . . . . . 4
3.1 Overview .........................................................................................4
3.1.1 Electronic compartment ..............................................................4
3.1.2 Cold chamber ................................................................................5
3.2
Component overview ...................................................................5
3.2.1 Valve block .....................................................................................5
3.2.2 Processing unit .............................................................................6
3.2.3 Actuation circuit board ................................................................6
3.2.4 Refrigerant flask ............................................................................6
4. Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
4.1 By function and fault messages ................................................7
4.2 By symptoms .................................................................................8
5. Calibration and customer service menu. . . . . . . 10
5.1 Entering the calibration and customer service menu .........10
5.2 Calibration and customer service menu overview ..............10
5.3 Description of calibration and customer service menu......10
5.3.1 Menu for updating the language database ...........................10
5.3.2 Display menu for force and pressure sensor output
voltages .........................................................................................10
5.3.3 Menu for time and date setting ...............................................11
5.3.4 Menu for changing language ...................................................11
5.3.5 Parameter menu ..........................................................................11
5.3.6 Menu for resetting system parameters ..................................11
5.3.7 Menu for resetting counters .....................................................11
5.3.8 Display menu for all counters ...................................................11
5.3.9 Menu for entry of workshop address .....................................11
5.3.10 Menu for setting the offset for the filling hoses. ..................11
5.3.11 Menu for checking the control/display unit ...........................11
5.3.12 Menu for calibration of force and pressure sensors ...........11
6. Calibrating force and pressure sensors . . . . . . . 1
6.1 Calibrating force sensor ............................................................12
6.1.1 Refrigerant scale .........................................................................12
6.1.2 Used oil, fresh oil or UV contrast medium scale .................12
6.2
Calibrating the pressure sensor ..............................................13
7. Updating firmware . . . . . . . . . . . . . . . . . . . . . . . . . . 1
8. Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
8.1 Control/display unit function test ............................................14
8.2 Checking the pressure switch .................................................14
8.3 Check pressure sensor .............................................................14
9. Repairs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
9.1 Opening and closing the ACS 500 .......................................15
9.1.1 Electronic compartment ............................................................15
9.1.2 Cold chamber ..............................................................................15
9.2
Replacing the actuation circuit board ....................................16
9.3 Control/display unit ....................................................................17
9.3.1 Replacing control/display unit .................................................17
9.3.2 Checking control/display unit ..................................................17
9.4
Replacing force sensor for refrigerant scale ........................17
9.5 Replacing valve block ................................................................19
9.6 Replacing the pressure sensor .............................................. 20
9.7 Replacing the vacuum pump ...................................................21
9.8 Replace the preparation unit ................................................... 22
9.8.1 Removing processing unit ....................................................... 22
9.8.2 Installing the processing unit .................................................. 22
9.9
Replacing the pressure switch ............................................... 23
9.10 Replacing force sensors for used oil, fresh oil and UV
contrast medium scales ........................................................... 24
10. Hose system diagram . . . . . . . . . . . . . . . . . . . . . . . 5
11. Pneumatic circuit diagram . . . . . . . . . . . . . . . . . . . 6
1. Electrical terminal diagram . . . . . . . . . . . . . . . . . . 7
12.1 General terminal diagram ........................................................ 27
12.2 Wiring harness terminal diagram ........................................... 28
12.2.1 Connection to actuation circuit board .................................. 28
12.2.2 Connection to valve block ....................................................... 28