TM-9-2320-279-34-1

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

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS DIRECT SUPPORT AND GENERAL SUPPORT, VOLUME 1 OF 3

TM-9-2320-279-34-1 - Page 293 of 709

TM 9-2320-279-34- 1

Electrical System Maintenance Instructions (Cent)

6-12. CRANE OVERLOAD SENSOR SWITCHES REMOVAL/INSTALLATION (M977, M985 )

.

(3)

(4)

Tighten nut (6) and jamnut (7) until one screw

thread is below surface of nut (6).

Adjust nut (8) and jamnut (9) until reduced

overload switch (1) is 1/4 in. (6 mm) from switch

sensing plate (10).

NOT E

Remove clips and plastic cable

ties.

(2)

Remove four screws (3) and

mounting clamp (4) from

mast (5).

(3)

Remove mast overload

switch (6) from mounting

clamp (4).

e. Mast Overload Switc h

Removal (M977 only) .

NOT E

Tag and mark wires before

removal.

(1)

Disconnect three wires (1)

at connectors (2).

6-68