TB-9-3950-253-13-P

PALLETIZED LOAD SYSTEM TRUCK, M1075 and M1075A1 (PLS) AND HEAVY EXPANDED MOBILITY TACTICAL TRUCK, M1120, M1120A2, AND M1120A4 (HEMTT), ENHANCED CONTAINER HANDLING UNIT (E-CHU)

TECHNICAL BULLETIN; OPERATOR AND FIELD MAINTENANCE, INSTALLATION INSTRUCTIONS, AND REPAIR PARTS AND SPECIAL TOOLS LIST

JULY 2009

TB-9-3950-253-13-P - Page 576 of 704

TB 9-3950-253-13&P

Change 1

0052-66

0052

LIGHT BAR ASSEMBLY INSTALLATION – CONTINUED

Bumper Stop Modification - HEMTT Only

00052

WARNING

•

Appropriate safety precautions (including, but not limited to, wearing proper breathing

apparatus, hearing protection, safety goggles, etc.) must be observed when working with

CARC material.

•

All cutting and grinding must be done using an abrasive device only. Use of a cutting torch,

plasma cutter, etc., is not permitted.

•

Always wear gloves and a face shield or breathing apparatus when grinding painted

surfaces. Airborne particles may cause lung irritation or damage to eyes.

•

Failure to follow these warnings may cause injury or death to personnel.

NOTE

•

For the HEMTT only, the flanges on the bumper stop bracket must be modified prior to re-

installation.

•

Perform steps 1-4 for both flanges on HEMTT bumper stop bracket.

1. Measure and mark a vertical line (Figure 70, Item 2) 2 1/8 in. from inner face of bracket (Figure 70, Item 4).

2. Measure and mark a vertical line (

Figure 70

, Item 3) 0.5 in. toward bracket from first line.

3. Measure and mark a horizontal line (

Figure 70

, Item 5) 0.625 in. down from top of flange (

Figure 70

, Item 1).

4. Cut or grind on marked lines to remove flange (

Figure 70

, Item 1).

5. Increase length of bolt holes (

Figure 70

, Item 6) by 1/8 in. toward front of vehicle.

6. Paint exposed metal surfaces.

Figure 70.

HEMTT Bumper Stop Modification.

052