INSPECTION (cont) - TM-9-2320-285-24-20272

TM 9-2320-285-24-2

3-28.

STEERING SYSTEM MAINTENANCE (CONT)

d. Power Steering Gear (cont).

STEP

LOCATION

ITEM

ACTION

REMARKS

INSPECTION (cont)

Side cover (4)

Inspect

Replace if cracked or

(cont)

and trunnion

broken, or if lapped face

cover (8)

nicked, burred, or scored

Top cover as-

Inspect

Replace if cracked or

sembly (1)

broken, if lapped face

nicked, burred, or scored,

if seal area is pitted,

corroded, or excessively

worn, if gear teeth are

chipped or pitted, if ser-

rations are damaged or

worn smooth, or if threads

damaged

b Check

Grasp top cover assembly (1)

rotation

while rotating worm shaft

with torque wrench Worm

shaft should rotate at 3-5

pounds inch

NOTE

The housing will operate satisfactorily even with severe scratches in the rack piston bore Wear in the rack piston

bore is not cause for housing replacement unless it is causing excessive internal leakage.

Housing (11)

Inspect

Check that housing is thor-

oughly cleaned, and that

mating surfaces are free

from nicks and burrs.

Clean up using a soft

hone Replace housing if

cracked, or if threads are

damaged

Bearings (22

Inspect

Inspect bearing rollers and

and 33) cages for wear, chips,

nicks, cracks, damage, and

distortion If any of

these conditions are ob-

served, replace bearing.

After inspection, immerse

bearing in clean hydraulic

oil and wrap in clean

lintless cloth or paper

3-266