TM 9-2320-260-20
THIS TASK COVERS:
a. DriveChain Removal
d. Sprockets Installation
b. Sprockets Removal
e. Drivechain Installation
c. Cleaning and Inspection
f. Adjustment
INITIAL SETUP
APPLICABLE MODELS
REFERENCES (TM)
M816
TM 9-2320-260-10
TM 9-2320-260-20P
MATERIALS/PARTS
EQUIPMENT CONDITION
Three cotter pins
q Parking brake set (TM 9-2320-260-10).
Lockwasher
q Deckplate removed (para. 12-56).
Four locknuts
GAA grease (Appendix C, Item 16)
GENERAL SAFETY INSTRUCTIONS
Drycleaning solvent (Appendix C, Item 29)
Keep fire extinguisher nearby when using
Rags (Appendix C, Item 22)
drycleaning solvent.
1. Rotate drivechain (1) as necessary to gain access to master link (13).
2. Remove two cotter pins (11), cap (12), master link (13), and drivechain (1) from rear winch
sprocket (8) and sprocket (5). Discard cotter pins (11).
b. Sprockets Removal
1. Remove screw (2), lockwasher (3), washer (4), and sprocket (5) from splined shaft (6). Discard
lockwasher (3).
2. Remove cotter pin (9) from shearpin (7). Discard cotter pin (9).
3. Remove shearpin (7) from sprocket (8).
4. Remove rear winch sprocket (8) from rear winch shaft (10).
WARNING
Drycleaning solvent is flammable and will not be used near open
flame. Use only in well-ventilated places. Keep fire extinguisher
nearby when using drycleaning solvent. Failure to do so may
result in injury to personnel.
1.
Clean drivechain (1) and sprockets (5) and (8) with drycleaning solvent.
2.
Inspect all parts for wear or damage. Replace parts if worn or damaged.
1. Apply light coat of GAA grease on shearpin (7) and install rear winch sprocket (8) on rear winch
shaft (10) with shearpin (7) and new cotter pin (9).
2. Install sprocket (5) on splined shaft (6) with washer (4), new lockwasher (3), and screw (2). Tighten
screw (2) 44-61 lb-ft (60-83 Nm).
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