TM-9-2320-361-20
2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)
TECHNICAL MANUAL; UNIT MAINTENANCE
OCTOBER 1991
TM-9-2320-361-20 - Page 625 of 1207
TM 9-2320-361-20
8-23. AIR RESERVOIRS REPLACEMENT (M275A2, M342A2)
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
APPLICABLE MODELS
M275A2, M342A2
MATERIALS/PARTS
Eight locknuts
Antiseize tape (Appendix C, Item 27)
REFERENCES (TM)
TM 9-2320-361-10
TM 9-2320-361-20P
EQUIPMENT CONDITION
Parking brake set (TM 9-2320-361-10).
Air system safety valve removed (para. 8-20).
Right-rear splash shield removed (M275A2)
(para. 12-103).
NOTE
Tag air lines for installation.
1. Remove two air lines (3) and (5) from tee fitting (4).
2. Remove air line (12) from elbow (14) and adapter (11).
3. Remove two air lines (21) and (2) from elbow (20) and tee fitting (1).
4. Remove four locknuts (17) and two U-bolts (19) from lower air reservoir (18) and two brackets (16).
Discard locknuts (17).
5. Remove lower air reservoir (18) from two brackets (16).
6. Remove four locknuts (9) and two U-bolts (8) from upper air reservoir (7) and two brackets (16).
Discard locknuts (9).
7. Remove upper air reservoir (7) from brackets (16).
NOTE
Record both location and position of all fittings for installation.
8. Remove two elbows (14) and (20), tee fitting (4), and draincock (15) from lower air reservoir (18).
9. Remove tee fitting (1), plug (6), adapter (11), elbow (10), and draincock (13) from upper air
reservoir (7).
b. Installation
NOTE
All fittings must be cleaned and inspected before installation.
All male pipe threads must be wrapped with antiseize tape before
installation.
1. Install two elbows (14) and (20), tee fitting (4), and draincock (15) on lower air reservoir (18).
2. Install tee fitting (1), plug (6), elbow (10), and draincock (13) on upper air reservoir (7).
3. Install adapter (11) in elbow (10).
4. Install upper air reservoir (7) on two brackets (16) with two U-bolts (8) and four new locknuts (9).
5. Install lower air reservoir (18) on two brackets (16) with two U-bolts (19) and four new locknuts (17).
6. Install two air lines (23) and (21) on tee fitting (1) and elbow (20).
7. Install two air lines (5) and (3) on tee fitting (4).
8. Install air line (12) on elbow (14) and adapter (11).
8-52
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