Rear Yoke and Oil Seal Replacement

TM 9-2320-363-34-1 · Chapter 6 — Rear Axle Maintenance

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

Applicable Configuration:                           Personnel Required: (2)

M915A2                                              References:

Tools and Special Equipment:                        TM 9-2320-363-20
Shop Equipment, SC 4910-95-CL-A31
Tool Kit, SC 5180-90-CL-N05                         Equipment Condition:
Yoke Holder Bar, J3453
                                                    Reference                 Condition Description
Materials/Parts:
                                                    TM 9-2320-363-20          Driveline Removed
Seal,                   P/N A-1205-W-1895
Input FWD-Rear
Seal,                       P/N A-1205-W-1895
Output FWD-Rear
Seal,                       P/N A-1205-Y-1897
Input Rear-Rear
Nut, Flanged                P/N 40X-1026
Oil, Lubricating        Appendix B, Item 37

1.   USING YOKE HOLDER BAR, REMOVE FLANGED NUT (1) AND YOKE (2). DISCARD FLANGED
     NUT.

2.   REMOVE AND DISCARD OIL SEAL (3) FROM DIFFERENTIAL SHAFT (4).

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

Inspect all parts for wear or damage.

1. APPLY LUBRICATING OIL TO NEW OIL SEAL (3) AND INSTALL OIL SEAL (3).

2. INSTALL YOKE (2) ON DIFFERENTIAL SHAFT (4).

3. USING YOKE HOLDER BAR, INSTALL NEW FLANGED NUT (1) ON DIFFERENTIAL SHAFT (4). TIGHTEN NUT TO 450-600 LB-FT (610-814 N.m) ON INPUT FWD-REAR AND OUTPUT FWD-REAR, AND TIGHTEN TO 996-1,232 LB-FT (1350-1670 N.m) ON INPUT REAR-REAR.

Install driveline (TM 9-2320-363-20). Fill axle with oil (TM 9-2320-363-20).

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

Applicable Configuration:                           Personnel Required: (2)

All except M915A2                                   References:

Tools and Special Equipment:                        TM 9-2320-363-20

Shop Equipment, SC 4910-95-CL-A31
Tool Kit, SC 5180-90-CL-N05                         Equipment Condition:
Yoke Holder Bar, J3453
                                                    Reference                 Condition Description
Materials/Parts:
                                                    TM 9-2320-363-20          Driveline Removed
Seal,                       P/N A-1205-B-1926
Input FWD-Rear
Seal,                       P/N A-1205-W-1895
Output FWD-Rear
Seal,                       P/N A-1205-U-1945
Input Rear-Rear
Nut, Flanged,               P/N 40X-1026
Input FWD-Rear
Nut, Flanged,               P/N 40X-1026
Output FWD-Rear
Nut, Flanged,               P/N 450TA5
Input Rear-Rear
Oil, Lubricating            Appendix B, Item 37

1.   USING YOKE HOLDER BAR, REMOVE FLANGED NUT (1) AND YOKE (2). DISCARD FLANGED
     NUT.

2.   REMOVE AND DISCARD OIL SEAL (3).

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

Inspect all parts for wear or damage

1. APPLY LUBRICATING OIL TO NEW OIL SEAL (3) AND INSTALL OIL SEAL (3).

2. INSTALL YOKE (2) ON DIFFERENTIAL SHAFT (4).

3. USING YOKE HOLDER BAR, INSTALL NEW FLANGED NUT (1) ON DIFFERENTIAL SHAFT (4). TIGHTEN NUT TO 450-600 LB-FT (610-814 N.m) ON INPUT FWD-REAR AND OUTPUT FWD-REAR, AND TIGHTEN TO 996-1,232 LB-FT (1350-1670 N.m) ON INPUT REAR-REAR.

Install driveline (TM 9-2320-363-20). Fill axle with oil (TM 9-2320-363-20).

Change 1 6-31/(6-32 Blank)

This chapter illustrates and describes procedures for maintenance of the steering and related parts. A list of tasks contained in this chapter is shown below. Page

Power Steering Pump Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2

Steering Gear Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4