Group 6 Travel Device - Hyundai R480LC-9S Service Manual

GROUP 6 TRAVEL DEVICE

GROUP 6 TRAVEL DEVICE
1. REMOVAL AND INSTALL 1. REMOVAL AND INSTALL
1) 1) REMOVAL REMOVAL
(1) Swing the work equipment 90 and lower
it completely to the ground.
(2) Operate the control levers and pedals
several times to release the remaining
pressure in the hydraulic piping.
(3) Loosen the breather slowly to release the
pressure inside the hydraulic tank.
Escaping fluid under pressure can Escaping fluid under pressure can
penetrate the skin causing serious penetrate the skin causing serious
injury. injury.
When pipes and hoses are disconnected,
the oil inside the piping will flow out, so
catch it in oil pan.
(4) Remove the track shoe assembly.
For details, see removal of track shoe
assembly.
(5) Remove the cover.
(6) Remove the hoses.
Fit blind plugs to the disconnected hoses.
(7) Remove the bolts and the sprocket.
(8) Sling travel device assembly (1).
(9) Remove the mounting bolts (2), then
remove the travel device assembly.
Weight : 440 kg (970 lb)
2) 2) INSTALL INSTALL
(1) Carry out installation in the reverse order
to removal.
(2)
Bleed the air from the travel motor.
Remove the air vent plug.
Pour in hydraulic oil until it overflows from
the port.
Tighten plug lightly.
Start the engine, run at low idling, and
check oil come out from plug.
Tighten plug fully.
Confirm the hydraulic oil level and check
(3)
the hydraulic oil leak or not.
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8-69
13031GE18
X
T
B
A
4809S8TM01
2