Bosch ACS 251, Original Instructions Manual, Page: 3 / 24

F 002 DG9 425 2014-03-20
|
Bosch Limited
| ACS 251 | 3 en
Contents English
1. Symbols used 4
1.1 In the documentation 4
1.1.1 Warning notices - Structure and
meaning 4
1.1.2 Symbols in this documentation 4
1.2 On the product 4
2. User information 5
2.1 User group 5
2.2 Agreement 5
2.3 Obligation of contractor 5
2.4 Safety Instructions 5
2.5 Safety devices 6
3. Product description 7
3.1 Application 7
3.2 Delivery specification 7
3.3 Description of unit 7
3.3.1 Human Machine Interface (HMI) 8
3.3.2 Scale for refrigerant tank 8
3.3.3 Oil bottles 9
3.3.4 Quick couplers 9
3.3.5 Brakes 9
3.3.6 Power cable and master switch 9
3.4 Description of function 9
4. Commissioning 10
4.1 Removing the transport packaging 10
4.2 Before turning on for the first time 10
4.3 Powering on the ACS 251 11
4.4 ACS settings 11
4.4.1 Setting the automode service
parameters 11
4.5 Filling the internal refrigerant tank 11
4.6 Viewing system information 12
5. Troubleshooting 13
6. Program description 14
6.1 ACS 251 operating modes 14
6.2 Preparations for A/C service 14
6.3 Configuring the custom database 14
6.3.1 Adding new vehicle details to the
vehicle database 14
6.3.2 Editing vehicle details in the custom
database 14
6.3.3 Deleting vehicle details from the
custom database 14
6.3.4 Viewing custom database information 14
6.3.5 Transferring the custom database
from one ACS 251 to another 14
6.4 Accessing the custom database 15
6.5 Automatic mode 15
6.5.1 Overview of automatic mode 15
6.5.2 Selecting the vehicle from the
custom database 15
6.5.3 Setting custom parameters 15
6.6 Manual mode 16
6.6.1 Overview of manual mode 16
6.6.2 Recovery 16
6.6.3 Vacuuming phase 16
6.6.4 Oil recharge phase 16
6.6.5 Recharge phase 16
6.7 Performing service in manual mode 16
6.8 Additional services 17
6.8.1 Refrigerant top up 17
6.8.2 Hose drain 17
6.8.3 A/C performance test 17
7. Maintenance 18
7.1 Spare and wearing parts 18
7.2 Refilling the refrigerant tank 18
7.3 Service record 18
7.3.1 Viewing the last vehicle A/C service
reports 18
7.3.2 Last self test 18
7.3.3 Latest error during vehicle
A/C service 18
7.4 Vacuum pump oil change 18
7.5 Replacing the filter drier 19
7.6 Replacing the inline filters 19
7.7 Self test 20
7.8 Firmware update 20
7.9 Resetting factory settings 21
8. Decommissioning 21
8.1 Disposal of electronic items 21
8.2 Disposal of LCD display, refrigerants,
lubricants and oils
21
8.3 Disposal of filter drier 21
8.4 Electromagnetic compatibility (EMC) 21
9. Technical data 21