TM 9-2320-280-20-3
11-83. NIGHT SIGHT COOLANT BASE REPLACEMENT
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Applicable Models
M966, M966A1, M1036, M1045, M1045A1,
M1045A2, M1046, M1046A1
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Materials/Parts
Six locknuts (Appendix G, Item 58)
Personnel Required
One mechanic
One assistant
Manual References
TM 9-2320-280-10
TM 9-2320-280-24P
Equipment Condition
Rear end of cargo shell door raised
(TM 9-2320-280-10).
1. Remove two locknuts (9), washers (6), spacers (8), capscrews (5), and washers (6) from night sight
coolant base (4) and cargo floor (7). Discard locknuts (9).
2. Remove two locknuts (10), washers (11), and screws (3) from coolant base (4) and cargo floor (7).
Discard locknuts (10).
3. Remove two locknuts (12), washers (1), capscrews (2), washers (1), and coolant base (4) from cargo
floor (7). Discard locknuts (12).
b. Installation
1. Install coolant base (4) on cargo floor (7) with two washers (1), capscrews (2), washers (1), and
locknuts (12).
2. Secure coolant base (4) to cargo floor (7) with two screws (3), washers (11), and locknuts (10).
3. Secure coolant base (4) to cargo floor (7) with two washers (6), capscrews (5), spacers (8),
washers (6), and locknuts (9).
4. Tighten locknuts (10) to 50 lb-in. (6 N.m). Tighten locknuts (9) and (12) to 72 lb-in. (8 N.m).
FOLLOW-ON TASK: Close cargo shell door (TM 9-2320-280-10).
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