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![]() TM 9-2320-363-20-2 
FRONT ANTI-LOCK BRAKE SYSTEM (ABS) SENSOR REPLACEMENT 
This task covers: 
a. Removal 
b. Cleaning/Inspection 
c. Installation 
INITIAL SETUP 
Applicable Configuration: 
Materials/Parts (Cont): 
All except M915A2 
Bushing 
Tools and Special Equipment: 
Grease, Heat Resistant 
Appendix C, Item 15 
Tool Kit, SC 5180-90-CL-N26 
Equipment Condition: 
Reference 
Condition 
Description 
Materials/Parts: 
Wraps, Tie 
Page 2-29 
Batteries Disconnected 
Nut, Lock (2) 
Front Hub and Drum 
Removed 
REMOVAL 
NOTE 
Procedure is the same for both sides; left side is shown. 
1. 
REMOVE AND DISCARD TIE WRAPS (1). 
2. 
DISCONNECT ABS CONNECTOR (2) FROM WIRING HARNESS CONNECTOR (3). 
3. 
REMOVE LOCK NUT (4), WASHER (5), AND CLAMP (6) FROM AIR BRAKE CHAMBER BRACKET (7). 
DISCARD LOCK NUT. 
4. 
REMOVE LOCK NUT (8), WASHER (9), SCREW (10), WASHER (11), AND CLAMP (12) FROM AIR BRAKE 
CHAMBER BRACKET (7). DISCARD LOCK NUT. 
5. 
REMOVE SCREW (13), WASHER (14), CLAMP (15), AND ABS SENSOR AND MOUNTING BRACKET 
ASSEMBLY (16) FROM SPINDLE (17). 
6. 
REMOVE ABS SENSOR (18) FROM ABS SENSOR MOUNTING BRACKET (19). 
7. 
REMOVE AND DISCARD BUSHING (20) FROM ABS SENSOR MOUNTING BRACKET (19). 
CLEANING/INSPECTION 
Clean and inspect all parts in accordance with Chapter 2. 
4-290 Change 3 
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