Front Differential Carrier Replacement

TM 9-2320-363-34-1 · Chapter 5 — Front Axle Maintenance

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

Applicable Configuration:                           General Safety Instructions:

All except M915A2
                                                                       WARNING
Tools and Special Equipment:
                                                           l       Front   differential  carrier
Shop Equipment, SC 4910-95-CL-A31                              weighs 820 lb (372 kg).
Tool Kit, SC 5180-90-CL-N05                                    Attach suitable floor jack prior
                                                               to removal or installation to
Materials/Parts:                                               prevent possible injury to
                            P/N 318BX                          personnel.
Washer, Lock (14)
Adhesive-Sealant,           Appendix B, Item 3             l       Adhesives, s o l v e n t s , a n d
Silicone                                                       sealant compounds can burn
                                                               easily, can give off harmful
Personnel Required: (2)                                        vapors, and are harmful to
                                                               skin and clothing. To avoid
References:                                                    injury or death, keep away
                                                               from open fire and use in
TM 9-2320-363-20                                               well-ventilated         area. If
                                                               adhesive, solvent, or sealant
Equipment Condition:                                           compound gets on skin or
                                                               clothing, wash immediately
Reference                   Condition Description              with soap and water.
TM 9-2320-363-20            Driveline Removed              l      Spilled gear  oil   is  very
TM 9-2320-363-20            Axle Oil Drained from              slippery. Wipe up any spilled
                            Differential                       oil immediately. Failure to do
                                                               so could result in serious
Page 5-7                    Front Axle Shafts                  injury to personnel.
                            Removed
Page 5-52                   Tie Rod Removed

TM page 5-35

Illustration from TM 9-2320-363-34-1 (PDF page 473)

WARNING

Spilled gear oil is very slippery. Wipe up any spilled oil immediately. Failure to do so could result in serious injury to personnel.

1. REMOVE FOUR NUTS (1) AND FOUR LOCK WASHERS (2) FROM DIFFERENTIAL CARRIER (3). DISCARD LOCK WASHERS.

2. REMOVE EIGHT CAPSCREWS (4) AND EIGHT LOCK WASHERS (5). DISCARD LOCK WASHERS.

WARNING

Front differential carrier weighs 820 lb (372 kg). Attach suitable floor jack prior to removal to prevent possible injury to personnel.

3. ATTACH SUITABLE FLOOR JACK TO DIFFERENTIAL CARRIER (3).

CAUTION

To avoid damage, do not strike to loosen differential carrier. Tap around edge of flange.

4. REMOVE TWO REMAINING CAPSCREWS (4), TWO LOCK WASHERS (5), AND DIFFERENTIAL CARRIER (3) FROM AXLE HOUSING (6). DISCARD LOCK WASHERS.

TM page 5-36

Illustration from TM 9-2320-363-34-1 (PDF page 474)

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

Inspect all parts for wear or damage.

WARNING Front differential carrier weighs 820 lb (372 kg). Attach suitable floor jack prior to installation to prevent possible injury to personnel. Spilled gear oil is very slippery. Wipe up any spilled oil immediately. Failure to do so could result in serious injury to personnel.

1. ATTACH SUITABLE FLOOR JACK TO DIFFERENTIAL CARRIER (1).

WARNING Adhesives, solvents, and sealant compounds can burn easily, can give off harmful vapors, and are harmful to skin and clothing. To avoid injury or death, keep away from open fire and use in well-ventilated area. If adhesive, solvent, or sealant compound gets on skin or clothing, wash immediately with soap and water,

2. APPLY SILICONE ADHESIVE-SEALANT TO AXLE HOUSING (2) IN PATTERN SHOWN.

3. INSTALL DIFFERENTIAL CARRIER (1) IN AXLE HOUSING (2).

TM page Change 1 5-37

Illustration from TM 9-2320-363-34-1 (PDF page 475)

4. INSTALL FOUR NEW LOCK WASHERS (3) AND FOUR NUTS (4). TIGHTEN NUTS TO 130 LB-FT (176.25 N.m).

5. INSTALL 10 NEW LOCK WASHERS (5) AND 10 CAPSCREWS (6). TIGHTEN CAPSCREWS TO 130 LB-FT (176.25 N.m).

NOTE Follow-on Maintenance:

Install front axle shafts (page 5-7). Install driveline (TM 9-2320-363-20). Fill differential with axle oil (TM 9-2320-363-20). Install tie rod (page 5-52).

TM page 5-38 Change 1