Figure 4-39. Tilt cylinder yoke, installed view.

TM 10-3930-631-12

Figure 4-40. Checking degrees of mast tilt.

(3) Remove plugs from hoses and cylinder

(a) Set protractor to measure to tilt. Place

and connect hose assemblies (fig. 4-38) to tilt cylinder.

protractor against mast as shown. Tilt mast to end of

d. Tilt Adjustment.

backward stroke. Bubble in protractor must be centered

(1)

Normal tilt of the mast on model

if tilt is correct.

ACE40AEE144 truck is 30 forward and 100 backward.

(b) If tilt is not correct, tilt mast to the forward

Operate tilt cylinders and check tilt angle with a

position and loosen clamp screw (fig. 4-39) on yoke at

protractor as shown in figure 4-40. Make sure both

front end of cylinder. Turn adjusting hex on cylinder rod

cylinders have reached the end of their stroke.

(fig. 4-39) to extend or retract rod as necessary to adjust

tilt.

NOTE

Truck must be on a flat level surface to

check and adjust mast tilt.

4-47