TM-9-2330-342-23-P

PALLETIZED LOAD SYSTEM TRAILER (PLST) M1076 A1

TECHNICAL MANUAL; FIELD MANUAL

OCTOBER 2012

TM-9-2330-342-23-P - Page 371 of 1348

STEP 2

Does test equipment pass offset test?

WARNING

If air lines are disconnected when they are under 125± 5 psi (862± 34 kPa) pressure, they

can whip around. Care should be exercised when disconnecting an air hose that is thought

to be under pressure. Be sure to wear proper eye protection. Failure to comply may result in

injury or death to personnel.

NOTE

The relay valve test listed below applies to all brake relay valves.

1.

Release brake pedal. Refer to vehicle Operator's manual (WP

0190).

2.

Pull out trailer charge valve in vehicle. Refer to vehicle Operator's manual (WP

0190).

3.

Have assistant turn engine start switch to OFF. Refer to vehicle Operator's manual (WP

0190).

4.

Drain trailer air system. Refer to TM 9-2330-342-10 (WP

0190).

5.

Disconnect air hose 2545 from right front brake chamber.

6.

Connect TK pressure transducer (blue stripe) to air hose 2545.

TRANSDUCER

RIGHT BRAKE CHAMBER

AXLE NO. 1

AIR LINE

2545

Figure 2.

Brake Chamber and Air Line 2545.

7.

Connect TK pressure test cable to MSD/ICE test equipment (WP

0004) and to TK pressure transducer (blue

stripe).

8.

Perform ICE Offset Test 50.

CONDITION/INDICATION

Does test equipment pass offset test?

DECISION

Yes - Go to (Step 3 - Does brake relay valve supply 60 ± 5 psi (414 ± 34 kPa) to brake chambers?).

No - Test equipment failed offset. Contact your Supervisor.

TM 9-2330-342-23&P

0038

0038-3