Figure 3-59. Hydraulic system schematic diagram

Figure 3-59. Hydraulic system

schematic diagram

3-70. Steering Cylinder

(1) Loosen adjusting plug (1) and install ball

socket on tie rod tube (7) over ball on pivot arm.

a. General. The steering cylinder is mounted on the

Tighten adjusting plug and secure with cotter pin

left side of the rear of the muffler. A yoke or ball

(5).

socket is connected directly to the cylinder rod and to

(2) Install ball socket (10) and boot (11) on spindle

the ball on the steering pivot arm. The yoke replaces

arm and secure with nut (12) and cotter pin (13).

the drag link.

d. Adjustment.

b. Removal. Refer to figure 3-61 and remove the

(1) Rear wheels should be in line with and paral-

steering cylinder as follows:

lel to frame with zero toe-in. Set wheels straight

(1) Raise rear of truck with a jack or chain hoist

ahead with steering wheel.

to gain access to cylinder. Block front wheels of truck

(2) Remove cotter pin (13, fig. 3-60) and nut (12).

and place blocks under frame.

Remove boot (11) and tap ball socket (10) from

(2) Place a suitable container under cylinder

spindle.

ports and disconnect hoses (5 and 11) from cylinder.

(3) Loosen nut (8) and adjust length of tie rods

Place plastic plugs in cylinder ports and ends of hoses

to bring wheels in line with frame by turning ball

to prevent foreign material from entering the system.

socket (10).

(3) Remove round head screw (8) and lock washer

(4) Install tie rod (10) in spindle and secure with

(7) securing steering cylinder and pin to frame brack-

boot (11), nut (12), and cotter pin (13).

et.

(5) Lower truck to floor and remove jack.

3-52