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MAINTENANCE INTERVALS
10 hours/routine maintenance
•
V i s u a l l y c h e c k a r o u n d t h e m a c h i n e f o r
informalities or oil leakage.
•
Check the engine and transmission oil level.
•
Check hydraulic oil level.
•
Lighting and instrument
•
Check tire for damage and wear patterns.
•
Gunning grease into drive shaft
•
Gunning grease into front/rear frame articulat-
ed point, rear axle swinging rack, intermediate
bearing and other bearings.
•
Drain water from air reservoir each day.
•
Check the brake pipe and make sure no air and
Fluid leak.
•
Check oil level of the brake pump (from 1/2 to
2/3 of the full capacity of recommended) and the
quality of the brake fluid (turbid or pollutional )
50 hours/weekly maintenance
•
Tighten the connecting bolt for front/rear drive
shaft.
•
Clean the outer element of the air cleaner.
•
On first 50th hours working day, change engine
oil and the filter of the engine oil. From then on,
repeat this operation every 500 hours.
•
Check the oil level in brake pump
100hours/half-monthly
maintenance
•
C l e a n e n g i n e c y l i n d e r h e a d a n d t o r q u e
converter cooling device.
•
Check battery liquid level, and coat a thin layer
of vaseline.
•
On first 100th hours working day, change trans-
mission oil and the element of the fine filtration.
From then on, repeat this operation every 500
hours. Every time to replace the transmission oil,
clean the primary filter element; If the element
cannot be cleaned up, please replace it.
•
On first 100th hours working day, change front/
rear axle gear oil. From then on, repeat this op-
eration every 1000 hours.
250 hours/monthly maintenance
•
Check tightening torque of fixing bolt of rim.
•
Check oil level of front/rear axle.
•
Check load-carrying welds and fixing bolts of
working device and front/rear frame for cracks
and looses.
•
Check engine fan belt,compressor belt and
generator belt for loose and damage.
•
Check and adjust service brake and parking
brake system.
•
On first 250th hour working day.change pilot
filter element and hydraulic return filter.From
then on,repeat this operation every 1000 hours.
500 hours/quarterly maintenance
•
Tighten the connecting bolt between front/ rear
axle and frame.
•
Replace engine diesel oil filters.
•
Check the engine valve clearance.
•
Clean the oil filling and oil sucking filtration
screen of fuel tank replace fuel filter.
•
Check and wash the seal components of the
booster pump and replace the brake fluid of the
whole loader.
When replace the brake oil, the air must be
exhausted from the brake system)
Inspection, Maintenance and Adjustment 4-9
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