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Bosch ACS 751 Repair Instructions
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1 689 975 223
2013-10-21
|
Rober
t Bosch GmbH
Description | ACS 751/651 | 7
ACS 751/651 | 7
| 7
en
3.2.3
Refrigerant cylinder
459898_9Nkv
Fig. 5:
Refrigerant cylinder o
verview
3.2.4
Pressure manif
old
459898_13Nkv
Fig. 6:
Pressur
e manifold overview
3.2.5
Vacuum pump
459898_7Nkv
Fig. 7:
Vacuum pum
p over
view
3.2.6
Compressor
459898_1Nkv
Fig. 8:
Compr
essor overview
3.2.7
F
an
459898_14Nkv
Fig. 9:
F
an overview
6
8
Table of Contents
Default Chapter
2
Default Chapter
2
Table of Contents
2
Replacing the Wiring Harness
2
Acs 751/651 |
3
Replacing the Wiring Harness
3
1 Important Information
4
2 Testing and Resources
4
Replacing the Wiring Harness
4
3 Description
5
Acs 651/751
5
Front View
5
Rear View
5
Replacing the Wiring Harness
5
Components
6
Mounting Place
6
Human Machine Interface (HMI)
6
Replacing the Wiring Harness
6
Refrigerant Cylinder
7
Pressure Manifold
7
Vacuum Pump
7
Compressor
7
Fan
7
I/O Board
8
Human Machine Interface Board (Main Board)
8
4 Troubleshooting
9
By Status Messages
9
By Symptoms
15
Entering the Debug Mode
16
Overview of Actuators
16
5 Scales
16
Calibration of Scales
16
Fresh Oil / Used Oil / UV Dye Scales
16
Calibration of the Refrigerant Tank Scale
17
Replacing Scales
18
Replacing Used Oil/Fresh Oil/ UV Dye Scale
18
Replacing Scale Assembly for Refrigerant Cylinder
19
6 Panels
19
Opening the Top Panel
19
Opening the Front Panel
20
Opening the Rear Panel
20
Opening the Right Panel
20
Opening the Left Panel
20
Replacing the Front Wheels
21
Replacing the Rear Wheels
21
7 HMI Module
21
Opening the HMI
21
Replacing the LCD
22
Replacing the Printer
22
Replacing the Keypad
23
Replacing the Pressure Gauges
23
8 Boards
24
Replacing the HMI Board
24
Replacing the Switch Mode Power Supply (SMPS)
24
Replacing the I/O Board
24
9 Refrigerant Cylinder
25
Replacing the Refrigerant Cylinder
25
Air Purging
25
Replacing the Air Purge Manifold on the Cylinder
26
Replacing the Temperature Sensor on the Cylinder
27
10 Pressure Manifold
28
Replacing the Valve Block of the Pressure Manifold
28
Replacing the Hoses between the Cylinder and the Pressure Manifold
28
Replacing the POE Solenoid Valve
29
Replacing the POE Plug
30
11 Vacuum Pump
30
Replacing the Vacuum Pump
30
Checking the Vacuum Pump Function
31
12 Compressor and Fan
31
Replacing the Compressor
31
Checking the Compressor Function
32
Replacing the Fan Assembly
32
13 Replacing the Wiring Harness
33
Harness
33
Replacing the Connecting Cable for the Temperature Sensor
34
Replacing the USB Host Cable
34
Replacing the LED Board Cable
34
Replacing the Wiring Harness 4
34
14 Replacing Hoses
35
Replacing the PA11 Hose between the Compressor and the Manifold
35
Replacing the PA11 Hose for the HP/LP Gauge
35
15 Replacing Power Supply
36
Replacing the Cable Socket
36
Replacing the Fuse
36
Replacing the PA12 Hose for the Vacuum Pump
36
Replacing the PA12 Hose for the Compressor
36
Replacing the Silicon Rubber Hose for Fresh-Oil, Used-Oil and UV-Dye
36
Replacing the Hose between the Oil Separator and the Compressor
36
16 Test Points
37
17 Hydraulic Circuit Diagram
38
18 Electrical Terminal Diagram
39
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Original Instructions
762 pages
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Bosch ACS 751 Specifications
General
Brand
Bosch
Model
ACS 751
Category
Service Equipment
Language
English
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