STEERING SYSTEM - TM-10-3930-638-100019

1-14. STEERING SYSTEM

PIVOT PINS. Heavy duty steel pins mounted in

STEERING WHEEL. Connected to steering column and

bushings, and located at top and bottom chassis

steering gear, which controls flow of hydraulic oil to and

connection points. Secure front chassis to rear chassis

from steering cylinders. Power assist provided by

and allow front chassis to pivot and steer vehicle.

hydraulic pump mounted on transmission for reduced

steering wheel turning effort when engine is running.

STEERING CYLINDERS. Two hydraulic cylinders,

one mounted on each side of vehicle. Cylinder housings

SHIPPING LOCK PIN. Heavy duty steel pin, normally

attached to front chassis, and cylinder rods attached to

stored under operator's seat. Installs in mating holes in

rear chassis. Cylinder rods extend or retract as steering

front and rear chassis to prevent articulation when

wheel is turned, forcing front chassis to pivot about

shipping or jacking vehicles. Shipping lock pin must be

pivot pins and turn vehicle.

removed to allow normal steering. Do not install the

shipping lock pin when towing the vehicle.

1-15. BODY, TOWING ATTACHMENTS,

AND TOWING CONTROLS

1-9