Front Engine Mount Support Replacement

TM 9-2320-363-34-1 · Chapter 8 — Frame and Towing Attachments Maintenance

This task covers: a. Removal b. Cleaning c. Inspection d. Installation

Tools and Special Equipment:                      Equipment Condition:
Tool Kit, SC 5180-90-CL-N05                       Reference              Condition Description
Personnel Required: (2)                           TM 9-2320-363-20       Front Quick-Release
                                                                         Valve Removed
References:                                                              Front Crossmember
                                                  Page 8-10
TM 9-2320-363-20                                                         Removed
                                                  Page 3-46              Front Engine Mount
                                                                         Adapter Removed

                                            NOTE
                   Procedure is the same for both vehicles except as noted.

1.   REMOVE FOUR NUTS (1), FOUR WASHERS (2), THREE CAPSCREWS (3), THREE WASHERS (4),
     AND SCREW (5).

TM page 8-8

Illustration from TM 9-2320-363-34-1 (PDF page 546)

2. LEFT SIDE: REMOVE TWO NUTS (6), TWO WASHERS (7), TWO CAPSCREWS (8), AND TWO WASHERS (9) FROM FRAME (10).

3. REPEAT STEP 2 FOR RIGHT SIDE.

4. REMOVE FRONT ENGINE MOUNT SUPPORT (11).

NOTE Step 5 is for M915A2 only.

5. REMOVE FOUR SPACERS (12).

Use general cleaning methods to clean all pads (page 2-30).

Inspect all parts for wear or damage.

TM page 8-9

Illustration from TM 9-2320-363-34-1 (PDF page 547)

NOTE Procedure is the same for both vehicles except as noted.

1. INSTALL FRONT ENGINE MOUNT SUPPORT (1).

NOTE Step 2 is for M915A2 only.

2. INSTALL FOUR SPACERS (2).

3. LEFT SIDE: INSTALL TWO WASHERS (3), TWO CAPSCREWS (4), TWO WASHERS (5), AND TWO NUTS (6) ON FRAME (7).

4. REPEAT STEP 3 FOR RIGHT SIDE.

NOTE

M915A2 only: Make sure spacers installed during step 2 do not slip out of place. If spacer is not present, frame will not be in line to allow installation of front crossmember.

5. INSTALL SCREW (8), THREE WASHERS (9), THREE CAPSCREWS (10), FOUR WASHERS (11), AND FOUR NUTS (12).

NOTE Follow-on Maintenance:

Install front engine mount adapter (page 3-46). Install front crossmember (page 8-10). Install front quick-release valve (TM 9-2320-363-20).

TM page 8-10

Illustration from TM 9-2320-363-34-1 (PDF page 548)

TM 9-2320-36-34-1

FRONT CROSSMEMBER REPLACEMENT This task covers: a. Removal b. Cleaning c. Inspection d. Installation

Tools and Special Equipment:                        References:
Tool Kit, SC 5180-90-CL-N05                         TM 9-2320-363-20

Personnel Required: (2)                             Equipment Condition:
                                                    Reference              Condition Description
                                                    TM 9-2320-363-20       Radiator Removed
                                                    TM 9-2320-363-20       Front Bumper Removed
                                                    TM 9-2320-363-20       Hood Removed

1.     REMOVE TWO NUTS (1) AND TWO CLAMPS (2) AND SET WIRING HARNESS (3) ASIDE.
2.     REMOVE TWO NUTS (4), TWO WASHERS (5), TWO CAPSCREWS (6), TWO WASHERS (7), TWO
       HINGE PIVOTS (8), AND TWO SPACERS (9).

TM page 8-11

Illustration from TM 9-2320-363-34-1 (PDF page 549)

NOTE Steps 3 thru 6 are for right side of vehicle.

3. REMOVE SIX NUTS (10), SIX WASHERS (11), BUMPER BRACKET (12), SIX CAPSCREWS (13), AND SIX WASHERS (14).

4. REMOVE TWO NUTS (15), TWO WASHERS (16), TWO CAPSCREWS (17), AND TWO WASHERS (18).

5. REMOVE TWO NUTS (19), TWO WASHERS (20), BRACKET (21), TWO CAPSCREWS (22), AND TWO WASHERS (23).

6. REMOVE FIVE NUTS (24), FIVE WASHERS (25), FIVE CAPSCREWS (26), AND FIVE WASHERS (27) FROM FRONT CROSSMEMBER (28).

7. REPEAT STEPS 3 THRU 6 FOR LEFT SIDE OF VEHICLE.

8. REMOVE FRONT CROSSMEMBER (28).

TM page 8-12

Illustration from TM 9-2320-363-34-1 (PDF page 550)