Chassis Frame

TM 5-4320-234-34

skin to cleaning solvent.

Wash

c. Reassembly and Installation. Reassembly and

exposed skin thoroughly.

Dry

installation is essentially the reverse of removal and

cleaning solvent (Fed. Spec. P-D-680)

disassembly. Refer to figure 6-1. Note the following:

used to clean parts is potentially

dangerous

personnel

and

(1) The leaf spring can be installed with

property. Do not use near open

either end toward the front of the chassis.

flame or excessive heat. Flash point

of solvent is 100 F. to 138 F. (38 C. to

(2) Make sure you install the shock

59 C.).

absorbers with the proper end up.

(1) Clean the shock absorbers with a cloth

(3) Remove blocking and lower unit to the

dampened with cleaning solvent (Fed. Spec. P-D-680).

ground. Rock the unit on its springs to check for free

Wipe dry.

spring movement and for proper dampening of spring

movement by the shock absorbers.

(2) Steam-clean the axle and springs. If

steam cleaning equipment is not available, flush the

6-3. Chassis Frame

parts with a water-pressure hose. Remove greasy and

gummy deposits with cleaning solvent.

a. Removal and Disassembly.

(3) Clean all remaining parts with cleaning

(1) Remove the pump and bearing housing

solvent; dry thoroughly.

assembly (para 2-9).

(4) Inspect all parts for rust, corrosion,

(2) Remove the engine (para 2-11).

chipped paint, and distortion.

Remove rust and

corrosion with a metal scraper and wire brush. Prime

(3) Remove the battery box and tool box

and paint bare surfaces.

(TM 5-4320-234-12, para 4-54).

(5) Inspect the axle for cracks, distortion, or

(4) Remove the fuel tank (TM 5-4320-234-

damaged threads. Inspect the axle spindle ends for

12, para 4-22).

scored or damaged bearing surfaces.

Replace a

damaged axle.

(5) Remove the wheel and hub assemblies

(TM 5-4320-234-12, para 4-52).

(6) Inspect the springs for cracked or broken

leaves, distortion, or fatigue. Replace damaged or weak

(6) Remove the axle and suspension

springs.

system (para 6-2).

(7) Inspect the shock absorbers for

(7) With the chassis frame supported on

distortion, missing or damaged bushings, leaking, and

blocks, disassemble the chassis in the sequence

other damage. Check that the compression stroke

indicated in figure 6-2.

resistance is sufficient. Replace worn or damaged

shock absorbers.

6-3