TM-9-2320-272-23-2

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 2 OF 5

SEPTEMBER 2012

TM-9-2320-272-23-2 - Page 422 of 1417

REMOVAL - Continued

WARNING

•

All personnel not participating in engine removal must stand clear during hoisting

operations. A snapped cable, or swinging or shifting load, may occur. Failure to comply

may result in injury or death to personnel.

•

Do not use hands to free engine of hangups. Use tanker or prybars. Failure to comply

may result in injury or death to personnel.

CAUTION

Always remove engine slowly. Lift out of chassis in short lifts and closely observe all engine

and transmission attachments during removal to prevent damage to equipment.

NOTE

•

Mechanic will direct all hoisting operations in Steps (7) through (10) while assistant

operates hoist or assists mechanic.

•

Chain hoist must be adjusted to lower rear of transmission downward so engine is

suspended at approximately a 15° to 20° angle to clear front axle.

7.

Using socket wrench, adjust engine angle to 15° to 20° with adjustable chain hoist (Figure 13, Item 9).

8.

Lift engine (Figure 13, Item 7) slowly upward until clear of vehicle.

TM 9-2320-272-23-2

0211

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