TM-9-2320-279-20-1

M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; ORGANIZATIONAL MAINTENANCE, VOLUME 1 OF 3

TM-9-2320-279-20-1 - Page 727 of 985

TM 9-2320-279-20-1

Electrical System Maintenance Instructions (Cont)

7-49. CONTROL JUNCTION BOX REMOVAL/INSTALLATION (M978) (CONT).

a. Removal.

(1)

Remove fuse (1) from fuseholder (2).

NOTE

●

Tag and mark wires before disconnecting or removing.

●

Remove plastic cable ties as necessary.

(2)

Remove two nuts (3), lockwashers (4), fuseholder (2), and two wires (5 and 6) from rotary

switch (7).

(3)

Remove two screws (8) and three wires (9) from contact button (10).

(4)

Disconnect three connectors (11) and remove cover (12) from control junction box (13).

Matchmark position of contact

button and switches.

(5)

(6)

(7)

Remove two boots (14) from

toggle switches (15) and

remove switches from

cover (12). Remove two

nuts (16) from switches.

Remove contact button

cover (17) and contact

button (10) from cover (12).

Remove screw (18),

lockwasher (19), knob (20),

nut (21), and

lockwasher (22) from rotary

switch (7) and remove switch from cover (12).

7-158