TM 9-2320-272-24-4
5-49. THIRD CLUTCH MAINTENANCE
THIS TASK COVERS:
c. Installation
a. Removal
b. Cleaning and Inspection
INITIAL SETUP:
REFERENCES (TM)
APPLICABLE MODELS
TM 9-2320-272-24P
All
EQUIPMENT CONDITION
SPECIAL TOOLS
Fourth clutch removed (para. 5-48).
Third clutch clearance gauge (Appendix E,
Item 139)
SPECIAL ENVIRONMENTAL CONDITIONS
TOOLS
Work area clean and free from blowing dirt and
dust.
General mechanic's tool kit (Appendix E, Item 1)
Outside micrometer (Appendix E, Item 80)
Spring tester (Appendix E, Item 131)
CAUTION
Keep all clutch parts together. Intermixing third clutch parts with
any other clutch pack will cause transmission damage.
NOTE
Tag all clutch parts for reassembly.
Mark position of all clutch plates in transmission housing for
reassembly.
1.
Remove snapring (1), backplate (2), three clutch discs (3), and clutch plates (5) from transmission
housing (4).
1. For general cleaning instructions, refer to para. 2-14.
2. For general inspection instructions, refer to para. 2-15.
3. Inspect clutch discs (3) for burned surfaces. If burned, discard clutch discs (3).
4. Inspect clutch plates (5) for burned surfaces. If burned, discard clutch plates (5).
5. Measure backplate (2) thickness.
a. If thickness of backplate (2) marked No. 7 is less than 0.476 in. (12.09 mm), discard backplate (2).
b. If thickness of backplate (2) marked No. 8 is less than 0.450 in. (11.43 mm), discard backplate (2).
c. If thickness of backplate (2) marked No. 9 is less than 0.463 in. (11.76 mm), discard backplate (2).
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