CLEANING - TM-10-3930-638-24-P0688

TM 10-3930-638-24&P

3-24. STEERING SYSTEM MAINTENANCE (cont)

c. Hydraulic Pump Repair (cont).

ITEM

REMARKS

ACTION

LOCATION

STEP

CLEANING

WARNING

Dry cleaning solvent P-D-680 used to clean parts is toxic and

flammable. Wear protective goggles and gloves and use only in a

w e l l ventilated area. Avoid contact with skin, eyes and clothes and

don-t breathe vapors. Do not use near open flame or excessive heat

a n d don't smoke when using it. Failure to do so could cause serious

injury. If you become dizzy while using cleaning solvent, get fresh

air and medical attention immediately. If contact with skin or

c l o t h e s is made, flush with large amounts of water. If contact with

e y e s is made, wash eyes with water and get medical aid immediately.

WARNING

Wear safety glasses when drying parts with compressed air. Failure

to do so could cause serious injury to eyes and possible blindness.

If you hurt your eyes or if a foreign object is blown into your

eyes, seek medical attention immediately.

All Parts

Clean

U s e cleaning solvent P-D-680.

D r y thoroughly with moisture

free compressed air.

INSPECTION

R e p l a c e drive shaft and gear

D r i v e shaft (6)

Inspect

(18) if shaft keyway is

broken, splines chipped or

damaged, or if shaft nicked,

b u r r e d , or worn to less than

0 . 8 7 3 inch diameter in

b u s h i n g areas

Inspect

Idler shaft (7)

Replace idler shaft and gear

(20) if shaft nicked, burr-

e d or worn to less than

0 . 0 8 7 3 inch diameter in

b u s h i n g areas

G e a r s (18 and 20) Inspect

R e p l a c e gear (18 or 20) and

shaft (6 or 7) if gear teeth

c h i p p e d or broken, gear ends

scored or worn, or if gear

w i d t h is less than 0.732

i n c h . Break sharp edges of

g e a r teeth with emery cloth

3-182 Change 2