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 229 of 1184

TM 9-2330-334-13&P

AIR SYSTEM LOSES PRESSURE DURING

OPERATION/SLOW AIR PRESSURE BUILDUP

0042 00

AIR SYSTEM TROUBLESHOOTING - Continued

Table 1.

Air System Loses Pressure During Operation/Slow Air Pressure Buildup - Continued.

0042 00-3

Change 1

INDICATION/CONDITION

DECISION (NO/YES)

PROCEDURAL STEPS

2.

Are coupler seals on

gladhands damaged or

missing?

No

Go to (Indication/Condition

3).

1.

Check for missing or

damaged coupler seal on

both service and emergency

gladhands.

Yes

Replace gladhand coupler

seal (WP 0079 00).

3.

Do trailer service brakes

operate properly?

No

Proceed to Service Brakes

Do Not Apply (WP 0043

00).

1.

Start towing vehicle engine.

Yes

Go to (Indication/Condition

4).

2.

Depress brake pedal.

3.

Check to see if trailer brakes

operate.

4.

Shut off towing vehicle

engine.