Maintenance Instructions; Technical Maintenance Rules - Agrison HP ULTRA Series Operation Manual

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Such technical maintenance measures as regularly cleaning, inspecting, lubricating, adjusting

or replacing some parts of the tractor are generally called technical maintenance. Good technical

maintenance can decelerate the deterioration of technical conditions of parts, reduce faults,

extend service life and make tractor in good condition all the time.

Warning:

1 ． All maintenance work must be carried out by the operators that are trained

professionally and familiar with features of the tractor, to protect it from damage;

2．The technical maintenance rules must be strictly complied with to make tractor in

normal working and extend its service life.

3．During warranty period, any damage to tractor due to the operators those are

unfamiliar with features of the tractor, carrying out operation and maintenance, or failing to

carry out related maintenance work as required within maintenance period specified by the

manufacturer, will be excluded from related guarantee service of the tractor;

4．It is strictly prohibited to adjust without permission the opening pressure of safety

valve of engine and hydraulic system, the opening pressure of safety valve of air brake

system and the opening pressure of water tank cover, or else a damage may be caused to

the tractor and service performance of the tractor will be affected, and moreover, it will be

excluded from related three-guarantee service.

4.1 Technical maintenance rules

The technical maintenance

cumulative operating hours. The technical maintenance includes shift technical maintenance (10h),

50h technical maintenance, 200h technical maintenance, 400h technical maintenance, 800h

technical maintenance, 1600h technical maintenance, special technical maintenance in winter and

technical maintenance for long-time storage.

4.1.1 Shift technical maintenance



Remove the dust and oil stain on the tractor;



Inspect and tighten external fasteners of tractor; if there is any looseness, it should be

fastened in time, in particular the fastening bolts of front and rear wheels;



Inspect the liquid level of engine oil sump, water tank, fuel tank, hydraulic steering tank,

travel brake oil tank and hydraulic lifter, and inject fuel or water if not enough; before the

liquid level of oil sump is inspected, the tractor must be parked on a horizontal ground