TM 9-2320-272-24-3
4-94. TRANSFER CASE REPLACEMENT
THIS TASK COVERS:
b. Installation
a. Removal
INITIAL SETUP:
REFERENCES (TM)
APPLICABLE MODELS
LO 9-2320-272-12
All (except M936/A1/A2)
TM 9-2320-272-10
TOOLS
TM 9-2320-272-24P
General mechanic's tool kit (Appendix E, Item 1)
EQUIPMENT CONDITION
Torque wrench (Appendix E, Item 144)
l Parking brake set (TM 9-2320-272-10).
Transmission jack (Appendix E, Item 147)
l Transfer case oil drained (LO 9-2320-272-12).
Hydraulic jack
l Wet reservoir removed (para. 3-185).
Lifting device
l Transfer case-to-forward rear axle propeller shaft
MATERIALS/PARTS
removed (para. 3-149).
l Spare tire removed (M923/A1/A2, M925/A1/A2,
Ten locknuts (Appendix D, Item 321)
M929/A1/A2, and M930/A1/A2) (TM 9-2320-272-10).
l Transfer case interlock valve removed
Locknut (Appendix D, Item 308)
(para. 3-143).
Ten locknuts (Appendix D, Item 291)
l Transfer case front axle engagement control valve
Antiseize tape (Appendix C, Item 72)
removed (para. 3-144).
PERSONNEL REQUIRED
Two
NOTE
Ensure transfer case shift lever is in HIGH position to prevent
propeller shaft from turning when loosening screws.
Remove four screws (8), lockwashers (7), and propeller shaft (1) from transfer case input flange (2).
1.
Discard lockwashers (7).
Remove eight locknuts (5), screws (4), and propeller shaft (6) from transfer case front output
2.
flange (3). Discard locknuts (5).
Remove two locknuts (18), screws (9), clamp (10), parking brake cable (11), and spacer (20) from
3.
parking brake cable bracket (19). Discard locknuts (18).
Remove locknut (21) and parking brake cable (11) from parking brake lever (22). Discard locknut (21).
4.
Disconnect speedometer driveshaft (15) from speedometer drive adapter (17).
5.
Remove screw (12), washer (13), clamp (14), and speedometer driveshaft (15) from transfer case (16).
6.
Remove screw (25), clamp (24) with parking brake cable (11), and clamp (23) with speedometer
7.
driveshaft (15) from transfer case (16).
NOTE
Tag all air lines for installation.
Disconnect two vent lines (32) from elbows (27).
8.
Disconnect interlock vent line (26) from elbow (27).
9.
Disconnect supply line (31) from air cylinder elbow (30).
10.
Disconnect supply line (29) from interlock air cylinder elbow (28).
11.
4-528