HYDRAULIC SYSTEM ASSEMBLY.

TM 10-3930-623-34

6-102. HYDRAULIC SYSTEM ASSEMBLY.

Reassemble

6-103. HOIST CYLINDER ASSEMBLY.

the hoist cylinder as follows:

NOTE

Use suitable strap wrench or soft jaw

6-99.

Deleted.

vise when assembling plungers and

cylinders.

Avoid scarring chrome

6-100. Deleted.

plate wear surfaces of hoist cylinder

parts.

1. Install two new secondary plunger bearings (25,

figure 4-4) in recess of secondary plunger (29).

Carefully slide plunger into the secondary cylinder (22)

from the top.

2. Install new backup ring (5) and preform packing

(4) on secondary cylinder end (3) in order listed.

6-101. Deleted.

Lubricate packing with OE-10 engine oil and install end

into cylinder (22).

3. Loosely assemble air vent screw (1) and washer

(2) to end (3) to prevent entry of foreign matter.

NOTE

Screw (1)

is used to bleed air from

hydraulic

system after complete

assembly

of hydraulic system. At

that time

screw will be securely

tightened.

4. Install bearing (20), preform packing rings (19),

and retainer (18) in bottom recess of secondary cylinder.

Install packing nut (16). Clean end of secondary plunger

and press wiper ring (17) into packing nut. Plug port

opening of secondary plunger.

NOTE

Lubricate packing rings and wiper

with OE-10 engine oil before

assembling.

5. Install secondary cylinder guide (26) and

retaining ring (27) in lower end of the primary plunger

(28).

6-25