TM 9-2320-280-20-2
6-2. FRONT PROPELLER SHAFT ASSEMBLY MAINTENANCE
This task covers:
a. Removal
c. Installation
b. Inspection
INITIAL SETUP:
Tools
Manual References
General mechanic’s tool kit:
TM 9-2320-280-10
automotive (Appendix B, Item 1)
TM 9-2320-280-24P
Materials/Parts
Cotter pin (Appendix G, Item 17)
NOTE
Propeller shaft bearing caps should be taped together to prevent loss
of bearings.
a. Removal
1. Remove four capscrews (3) and two bearing straps (2) from front propeller shaft assembly (4) and
differential pinion yoke (1).
NOTE
Step 2 applies to all vehicles except M1097, “A1” and “A2” series.
Step 3 applies to M1097, “A1” and “A2” series.
2. Remove four capscrews (10) and two bearing straps (9) from front propeller shaft assembly (4) and
transfer case output yoke (7).
3. Remove four nuts (14), washers (15), and tsvo U-bolts (16) from front propeller shaft assembly (4) and
transfer case output yoke (7).
4. Remove cotter pin (13), washer (12), and transfer case shift rod (11) from transfer case shift lever (6).
Discard cotter pin (13).
5. Remove two nuts (17), washers (18), capscrews (20), washers (18), and center bearing (19) from engine
mount (21).
6. Move front propeller shaft assembly (4) forward, then rearward over top of transfer case (5) and
pipe (8), and remove front propeller shaft assembly (4).
1. Inspect drive shaft (23) and coupling shaft (24) for cracks and damage. Replace either (para. 6-3) if
cracked or damaged.
2. Inspect grease fittings (25) and universal joints (22) for serviceability. Replace universal joints (22)
(para. 6-7) or grease fittings (25) if unserviceable.
3.
Inspect center
bearing (19) is
bearing (19) for roughness or damage. Replace coupling shaft (24) (para.
rough or damaged.
6-3) if center
6-2
