POWER AXLE AND MOTOR ASSEMBLY

bevel ring gear and pinion in the axle, through the axle

1-5. TRUCK. Power for travel and lifting is provided

drive shafts and wheels.

by a 3(-volt battery. The travel system includes the

motor, all operating controls, and power axle assembly

1-7. CONTROL SYSTEM. Travel motor power and

to provide stepless speeds forward and reverse. The

vehicle speed and direction are regulated by a system

lifting system includes an electric motor, pump, controls,

which includes relays, an electronic silicon controlled

reservoir, lift and tilt cylinders, mast assembly and

rectifier (SCR) control system, an accelerating master

forks. Hydraulic service brakes and both hand and

switch and directional switch providing stepless forward

automatic parking brakes are used.

or reverse speeds. A foot accelerator operates the

accelerating master switch to control the speed of the

1-6. POWER AXLE AND MOTOR ASSEMBLY. The

truck. Steering System. The steering system includes

power train consists of the travel motor, coupling, power

power steering gear of the rotary valve type in which a

axle with differential, axle shafts, and drive wheels.

recirculating ball nut functions

Power Is transmitted direct from the travel motor

through an adapter incorporating reduction gearing to a

Figure 1-2. Truck, Three Quarter Rear View

1-2