BENDIX M-21-M-22 ANTILOCK MOD ASSY Spezifikationen Seite 45
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4 Component Replacement
41
Meritor WABCO Maintenance Manual MM-0112 (Revised 05-13)
Figure 4.7
5. Remove the mounting bolts from the valve package. Remove
the valve package from the vehicle.
6. Replace the ABS valve package: Tighten the bolts to the
vehicle manufacturer’s recommendation. Remove the blocks
and safety stands as necessary.
7. Test the installation.
Removal and Installation — Component Valves
1. Remove the ABS valve package from the vehicle. Figure 4.8.
Figure 4.8
2. Use a 6 mm Allen wrench to loosen and remove the Allen-head
bolts.
3. Carefully separate the ABS modulator valve(s) from the relay or
quick release valve.
4. Remove and discard old O-rings. Lubricate replacement
O-rings with the grease provided.
5. Plug any unused ports on the replacement valve(s).
6. Attach the ABS modulator valve(s) to the relay or quick release
valve. Use a 6 mm Allen wrench to tighten the Allen-head bolts
to 13-15 lb-ft (18-20 N폷m).
@
7. Replace the ABS valve package: Tighten the bolts to the
vehicle manufacturer’s recommendation. Remove the blocks
and safety stands as necessary.
8. Check the valves for leaks:
앫 Modulator valve(s). Refer to the procedure for checking the
modulator valve installation in this section.
앫 Relay or quick release valve. Refer to the procedure for
checking the quick release or relay valve installation in this
section.
Active Braking Valve on the ABS Valve
Package
Removal
NOTE: If there is enough room to work, it is not necessary to
remove the valve package from the vehicle before replacing the
active braking valve (solenoid valve). If the valve package must be
removed, follow the instructions for removing and replacing the ABS
Valve Package that appear in this section of the manual.
When installing the new active braking valve (solenoid valve) on the
valve package, you must use the new O-rings, seals, mounting bolts
and lubricant included with the replacement kit.
1. Turn the ignition switch to the OFF position. Apply the parking
brake.
2. Place blocks under the front and rear tires to stop the vehicle
from moving.
3. If necessary, raise the vehicle off the ground. Place safety
stands under the axle.
Figure 4.7
Figure 4.8
4007848a
ABS
MODULATOR
VALVE
RELAY
VALVE
CONTROL
PORT
1/4" NPT
ABS
MODULATOR
VALVE
DELIVERY
PORTS
1/2" NPT
DELIVERY
PORTS
1/2" NPT
SUPPLY
PORT
1/2" NPT
DELIVERY
PORTS
3/8" NPT
ABS RELAY VALVE PACKAGE
xxxxx xxxxx
xxxxx xxxxxxxxxx xxxxx
1002041c
472 500 30. 0
MADE IN GERMANY
001 20/98
ALLEN-HEAD BOLTS
ALLEN-HEAD BOLTS
13-15 LB-FT
(18-20 N•m)
13-15 LB-FT
(18-20 N•m)
- For E Version ECUs 1
- 12-Volt and 24-Volt Systems 1
- Contents 3
- 1 Introduction 5
- System Components 5
- ATC Components 10
- ATC Switch 10
- XX Orientation 11
- ZZ Orientation 12
- YY Orientation 12
- ESC Components 13
- Figure 2.8 14
- Hill Start Aid (HSA) 15
- Maintenance Information 16
- ABS Indicator Lamp 16
- Diagnostics 17
- TOOLBOX™ Software Diagnostics 17
- 4010611a 18
- 4010612a 18
- 4010613a 18
- 4010614a 18
- Definitions 19
- Clear Mode 20
- Blink Code Illustrations 22
- Blink Code Conditions 23
- Blink Code Identification 24
- Wheel Speed Sensor Testing 25
- Modulator Valve Testing 26
- BAYONET-STYLE CONNECTOR 27
- OPEN-STYLE CONNECTOR 27
- CAB MOUNT ECU’S: 28
- Figure 3.18 29
- 4010617a 30
- 4010619a 30
- 4010620a 30
- Electrical Checks 31
- Software 32
- Figure 3.26 or Figure 3.27 33
- PRESSURE SENSOR CONNECTOR 34
- ESC CAN Network Testing 35
- ESC Module Testing 35
- ESC Module Mounting 36
- ECU Circuit Testing 38
- Figure 3.44 40
- Figure 3.45 40
- 4 Component Replacement 41
- Hazard Alert Messages 41
- 472 500 30. 0 44
- MADE IN GERMANY 44
- 001 20/98 44
- DO NOT MOVE OR RELOCATE 49
- 6S/6M ABS 51
- 4S/4M ABS/ATC 51
- 4S/4M RSC/ATC 52
- 4S/4M ESC/ATC 52
- ECU Connector Pin Assignments 53
- ECU (Frame-mounted) 54
- 4004027d 55
- 4004030i 56
- Figure 6.8 57
- Figure 6.9 58
- Figure 6.10 59
- Figure 6.11 60
- Figure 6.12 61
- Figure 6.13 62
- Figure 6.14 63
- 7 SPN SID FMI Fault Codes 64
- SPN SID FMI Fault Code List 64
- 4010669a 88
- 4010670a 88
- 4010671a 88
- 8 Appendix I 89
- 9 Appendix II 91
- Troy, MI 48084-7121 98
Verwandte Produkte und Handbücher für Modulator BENDIX M-21-M-22 ANTILOCK MOD ASSY
Modulator BENDIX GEN 4 GEN 5 ABS Betreibershandbuch
(112 Seiten)
(112 Seiten)
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