TM 9-2350-261-20-2
REPLACE FUEL QUANTITY SELECTOR SWITCH
(M577A2) AND M1068 ONLY)
INITIAL SETUP
Tools:
References:
General Mechanics Tool Kit (Item 30, App D)
See your -10
Materials/Parts
Equipment Conditions:
Self-locking nut (8)
Engine stopped (see your -10)
Personnel Required:
Battery ground lead disconnected (page 13-2)
Unit Mechanic
R E M O VE
1.
2.
3.
4.
Remove eight locknuts (1), washers (2),
screws (3), and master switch panel (4) from
distribution box (5). Discard lucknuts.
Disconnect circuit 28 (6), circuit 29 (7), and
circuit 30 (8) leads from rear of fuel quantity
selector switch (9).
Remove two screws (10) and switch (9) from
panel (4).
Inspect gasket (11). Replace if damaged.
INSTALL
5. Place switch (9) on rear of master switch
panel (4). Secure with two screws (10).
6. Connect circuit 30 (8), circuit 29 (7), and
circuit 28 (6) leads to rear of switch (9).
7. Place panel (4) on distribution box (5). Secure
with eight screws (3), washers (2), and new
locknuts (1).
FOLLOW-THROUGH STEPS
1. Connect battery ground leads (page 13-2).
2. Turn MASTER SWITCH ON. Check for fuel
quantity readings on both tanks. Turn all
switches OFF (see your -10).
END OF TASK
Change 4
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