TM-9-2320-273-34

TRUCK TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

DECEMBER 1980

TM-9-2320-273-34 - Page 634 of 801

TM9-2320-273-34

17-9. Assembly (fig.17-4).

a.

Install adjusting wedge (20), spring (19), capscrew (18), and lock nut (21). Tighten until one

thread shows out of lock nut at this time. Final adjustment will be made later.

b.

Install spring (23) and-plunger (22).

NOTE

Plunger (22) must be held while release

lever (5) is installed.

Install forward release handIe (4) in fifth wheel plate (7) and release lever (5) on forward

release handle (4).

d.

Install one washer (6) between release lever (5) and fifth wheel plate (7).

e.

Install release lever (5) into the slot in plunger (22).

f.

Install the other washer (6) on bolt (3) and install through the pivot point of release lever (5)

into the fifth wheel plate (7).

9.

h.

i.

i.

k.

Do not over tighten the bolt and locknut

in the next step as the release lever must

move freely after tightening.

Install the lock nut (24) on bolt (3) and tighten. Check for free movement of release lever.

NOTE

Release lever (4) should be straightened

out at this time.

Install

Install

U-spring (27).

stationary lock (17) and jam nut (25). Tighten.

Install hinged lock (16), hinged lock pin (15), and cotter pin (28).

Install release handle (11 ) into fifth wheel plate (7). Install secondary lock arm (12) and cotter

pin (29) on release handle (11).

.

/.

Install lock pin (13) and cotter pin (10).

m

Lock fifth wheel and install spring (14).

n.

Check fifth wheel for proper locking operation using a new kingpin.

(1) Install kingpin and lock fifth wheel.

17-7

c.

CAUTIO N