Group 3 Pump Device - Hyundai HX130LCR Manual

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Table of Contents

GROUP 3 PUMP DEVICE

1. REMOVAL AND INSTALL

Lower the work equipment to the ground

and stop the engine.

Operate the control levers and pedals

several times to release the remaining

pressure in the hydraulic piping

Loosen the breather slowly to release the

pressure inside the hydraulic tank.

Escaping fluid under pressure can

penetrate the skin causing serious injury.

Loosen the drain plug under the hydraulic

tank and drain the oil from the hydraulic

·Hydraulic tank quantity : 79ℓ

Remove socket bolts (11) and disconnect

hoses (1,2).

Tightening torque : 6.9±1.4 kgf·m

Disconnect pilot line hoses (5, 6, 7, 8, 9, 10).

Tightening torque : 12.8±3.0 kgf·m

Remove socket bolts (12) and disconnect

pump suction pipe (4).

When pump suction tube is disconnect-

ed, the oil inside the piping will flow out,

so catch it in oil pan.

Sling the pump assembly and remove the

pump mounting socket bolts (13).

· Weight : 90 kg (200 lb)

· Mounting socket bolt (13)

Tightening torque : 35.6±7.1 kgf·m

Pull out the pump assembly from housing.

When removing the pump assembly, check

that all the hoses have been disconnected.

(20.9 U.S. gal)

(49.9±10.1 lbf· ft)

(92.6±21.7 lbf· ft)

(257±51.4 lbf· ft)