ORGANIZATIONAL MAINTENANCE INSTRUCTIONS
SECTION I. SERVICE UPON RECEIPT OF MATERIAL
4-1. UNLOADING EQUIPMENT.
Unloading truck with van. If a permanent ramp is not available, a temporary ramp must be constructed
from the bed of the carrier to the ground. Make the incline angle as gradual as practical and support the ramp planks by
blocking along their lengths to avoid sagging or side slipping. Drive truck off the bed of the carrier and ramp under its
Use low gear when driving down ramp. A ramp slope of more than 11 degrees will cause damage to
the truck chassis when unloading.
Unloading cargo trailer. If a permanent ramp is not available, a temporary ramp must be constructed from
the bed of the carrier to the ground in the same manner as in paragraph 4-1a.(1).
Unloading with Crane.
Be sure the crane used has a capacity of at least 12 tons (10,896 kg) and all safety precautions are
Preparing truck with van before lifting. Before the truck with van body can be lifted, the rear lifting kit must
Installing rear wheel lifting kit.
Position wire rope assembly (fig. 4-1) on ground under vehicle, to center of rear dual wheels.
Insert slotted end of spreader bar (2, fig. 4-2) over lifting pin on top of spring saddle as shown in
Remove cotter pin (5, fig. 4-2) and pin (4) from one shackle (3). Insert shackle into eye of wire rope assembly,
and secure shackle and wire rope assembly to bottom hole of spreader bar (2) using pin (4) and cotter pin (5).