Operation & Maintenance Manual
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LG936L Wheel Loader
109
z
Check whether assembling bolts of frames are loose and welding seams are cracked.
z
Check whether the front and rear axles, engine and gearbox and frame are loosen.
z
Check the tire pressure. Inflation pressure of front tires should be (0.333
～
0.353)MPa while that
of rear tires should be (0.275
～
0.294)MPa.
z
Open the water draining valve in the air tank to drain the water out.
In addition, do the extra maintenance in the first 250 hours as follows:
z
Check and clean the air vent of gearbox. Clean the oil pan of gearbox. Replace the suction filter
cartridge in the oil pan of gearbox. Replace the filter cartridge in the oil lines of torque
converter-gearbox. Replace the gearbox oil.
z
Replace the gear oil in the front and rear axles.
z
Check if there is leakage in the brake system. Clean the filter mesh of the oil bowl in the booster
pump. Clean the air vent and check the brake fluid. Add them if deficient and replace them if
necessary.
3.4 Every 500 Hours (Season) Service
Carry out the periodic maintenance of every 10, 50 and 250 hours with this maintenance operation at
the same time.
z
Check and adjust the clearance of hand brake system.
z
Check the wear condition of brake discs and friction discs. Replace them if necessary.
z
Clean the silencer of the braking electromagnetic valve.
In addition, do the extra maintenance in the first 500 hours as follows:
z
Check if there is leakage in the hydraulic system. Check and clean the air vent of hydraulic
reservoir. Replace the oil-return filter cartridge and pilot filter (if assembled) of hydraulic
reservoir. Check the quantity and cleanness of hydraulic oil. Filter the oil if possible. Add them if
deficient and replace them if necessary.
z
Check if there is leakage in the brake system. Clean the filter mesh of the oil bowl in the booster
pump. Clean the air vent and replace the brake fluid.
3.5 Every 1000 Hours (Half a Year) Service
Carry out the periodic maintenance of every 10, 50, 250 and 500 hours with this maintenance
operation at the same time.
z
Clean the oil pan of gearbox. Clean the air vent of gearbox. Replace the suction filter cartridge in
the oil pan of gearbox. Replace the filter cartridge in the oil lines of torque converter-gearbox.
Replace the gearbox oil.
z
Change the gear oil in the front and rear axles.
