Operation & Maintenance Manual──LG958L/LG959 Wheel Loader
89
If the temperature of the gearbox oil is relatively high, please wear
protective clothes, and operate carefully to prevent injury.
z Drain all the oil out and clean the oil on the draining plug, the sealing surface of the shell and the
gearbox. Fit it well.
z Loosen the oil inlet cover on the left side of the gear box which is on the left joint. Inject the new
hydraulic transmission oil.
z Start the engine and run in the idle status. Add oil until the oil level is between lower limit and
middle limit.
z Move the gears through each position one time.
z Check the oil level again and add oil if needed.
△
! NOTICE
z If the old oil is dirty, do not add new oil directly. Disassemble the
raw oil filter which is in profile, and clean all the parts. If there
are any metal powders or fragments please contact the
maintenance man.
z Assemble the parts, and add a little new hydraulic transmission
oil. Start engine and hold in the idle status for 3~5 minutes.
Release the oil in the oil pan and add new specified oil.
z
The filter must be changed each time the oil is changed.
3.6.4Adding Oil to Axle
3.6.4.1 Adding Oil to LG Axle
① Oil Level Check
z Park the machine on level ground and put the transmission lever in the neutral position. Pull the
parking brake switch, and put blocks in front and back of tires. Loosen the oil inlet plug on the
shells of the front and rear axles. It is proper if the oil level is at the bottom side of the oil inlet,
otherwise please add axle oil. Please watch for 5 minutes after adding oil. If the oil level keeps
stable, please assemble the plug. For selections of axle oil, please refer to CHAPTER IV 2.2
Selection of Oil, Fuel and Coolant.
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