Hydraulic Oil Filter Assembly to Control Valve to Mast Assembly (cont).

TM 10-3930-638-24&P

2-56. HYDRAULIC LIFT SYSTEM MAINTENANCE (cont)

f. Hoses, Lines and Fittings (cont).

(1) Hydraulic Oil Filter Assembly to Control Valve to Mast Assembly (cont).

ITEM

REMARKS

ACTION

LOCATION

STEP

INSTALLATION/REPLACEMENT (cont)

Install

f. Tees (17 and 18)

(cont)

g. Hose fittings (16 and

Connect and

1 5)

tighten

h. Hose fittings (14 and

Connect and

13)

tighten

Install in control

a. Adapter (12)

Operator's com-

valve

partment

Position

b. Tube assembly (11)

Connect to

c. Tube fitting (10)

adapter (12)

and tighten

Connect to

d. Tee (9)

fitting (8) and

tighten fitting

Fitting (7) part of hose assembly (60)

e. Hose fitting (7)

Connect to tee

and tighten

f. Tube assembly (6)

Position

Connect to tee

g. Tube fitting (5)

(9) and tighten

install in control

h. Connector (4)

valve

Position between

i. Tube assembly (3)

control valve and

steering gear

Connect to

j. Tube fitting (2)

steering gear

and tighten

Connect to

k. Tube fitting (1)

connector (4)

and tighten

BLEEDING AIR FROM LIFT CYLINDER ASSEMBLY

a. Start engine and operate at idle speed while turning steering

Operator's com-

wheel to extreme right and left several times

partment

b. Increase engine speed and operate control valve levers (lift,

rotate, shift, and tilt control levers) several times

c. Operate engine at idle speed and check for oil leaks at con-

nections. Tighten fittings if necessary

d. Turn engine off

e. Check hydraulic oil reservoir oil level; add oil if necessary

(refer to current lubrication order)

f. Start engine, operate at idle speed, and operate lift control

lever to raise forks five feet from ground. Turn engine off

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