REASSEMBLY - TM-10-3930-638-24-P0756

TM 10-3930-638-24&P

3-30. HYDRAULIC LIFT SYSTEM MAINTENANCE (cont)

e. Lift Cylinder Assembly (cont).

REMARKS

ACTION

ITEM

STEP

LOCATION

REASSEMBLY (cont)

Install

2 0 (cont)

c. Seal (29)

Lip outwards

Install

C u r v e d side towards O-ring

d . Back-up ring

(27)

(28)

Install

e. O-ring (27)

Install

f. Plug (26)

Install

21 Inner tube

Two wear rings

S i d e - b y - s i d e in groove

(34)

(33)

Install

Lip outwards

22 Ring (24)

W i p e r (23)

2 3 End cap (21)

Install

C u r v e d side towards O-ring

a . Back-up ring

(19)

(20)

Install

b. O-ring (19)

Install

c . Plug (18)

Install

d . Bleed screw

(17)

Install

Be sure ring is seated in its

2 4 Outer tube

a. Retaining

groove

(35)

ring (37)

CAUTION

B e careful not to damage back-up rings (42 and 44) or O-ring (43)

when performing the following step. Exercise extreme care when

u s i n g tools CAS1704-1 and CAS1704-2; they are fragile.

U s e clean hydraulic oil

b. Piston assem- Lubricate

bly (38)

a n d slide

(refer to current lubrica-

on tube

tion order)

(35)

Install

Be cure ring is seated in its

c . Retaining

ring (36)

groove

d. Tool CAS1704-1 a. Apply hydraulic oil to all surfaces

NOTE

I t may be necessary to remove bottom wear ring (39) when performing

following step.

b. Install on outer tube (35) as shown.

Large end of tool positioned over

piston assembly (38). Rotate tool until

small notch inside of tool covers ears

of retaining ring (37): tool should

t h e n be flush with center groove of

p i s t o n assembly (38)

3-246B

Change 2