TM-9-2330-334-13-P

FAMILY OF MEDIUM TACTICAL VEHICLES (FMTV) LOAD HANDLING SYSTEM TRAILER (LHST) M1147A1

TECHNICAL MANUAL; OPERATOR AND FIELD LEVEL MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL)

DECEMBER 2013

CHANGE 1

TM-9-2330-334-13-P - Page 251 of 1184

TM 9-2330-334-13&P

SERVICE BRAKES DO NOT APPLY-Continued

0043 00

BRAKES TROUBLESHOOTING - Continued

Table 1.

Service Brakes Do Not Apply - Continued.

0043 00-13

Change 1

INDICATION/CONDITION

DECISION (NO/YES)

PROCEDURAL STEPS

12.

Is air present at two delivery

port of ABS relay valve?

No

Replace ABS relay valve

(WP 0075 00).

1.

Loosen air hoses at ABS

relay valve delivery ports.

Yes

Go to (Indication/Condition

13).

2.

Start towing vehicle engine.

3.

Depress towing vehicle

brake pedal.

4.

Check for presence of air.

5.

Shut down towing vehicle

engine.

6.

Tighten air hoses to ABS

relay valve delivery ports.