Ningbo Benye 35 Series, Manual, Page: 14 / 61

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Chapter III. Running-in of the Tractor
A new or overhauled tractor can be only used after the running-in. Otherwise, the service
life shall be shortened.
I. Preparatory Work Before Running-in.
A. Clean up the appearance of the tractor.
B. Check and tighten the outer nuts and bolts.
C. Fill lubricating oil, fuel and water to the specific levels.
II. Running-in of the Tractor.
A. 10 minutes running-in of engine in idle speed.
Start the engine as the stipulated process, increase the rotating speed with increase of the water
temperature and oil pressure. Check whether there is any oil or air leakage, listen to the engine
attentively and notice the readings of ammeter, water thermometer and oil gauge. Continue the
next running-in only after the normal operation of the engine has been confirmed.
B.
10 minutes running -in of hydraulic hitch linkages.
After a implement has been mounted, the hitch linkage is raised and lowered smoothly for 10
minutes, not less than 20 times, with control of the raise--lower lever at the rated running speed
of the engine. To avoid of damage, the implement can not be raised or lowered on hard ground,
and the oil pump stops its working after the running -in.
C.
2-hour running-in of driving without any load.
The tractor should be started and driven according to its regular way, and the following
stipulations and process be carried out for the running -in.
Gear III IV V VI Reverse I
Time of
Running-in
(min)
20 30 30 30 10
In idle running-in of driving, the operation of left and right steering and appropriate
application of braking should be practiced. In the course of running -in, it is necessary to pay
attention to the followings.
a. Listen to the engine, transmission, and running and steering system.
b. Check whether the clutch, brake, and gearshift are normal and easy.
c. Check whether the readings of the instruments and electrical equipment are correct. Once an
abnormal case occurs, the problem is necessary to be analyzed and disposed before restarting
the running-in.
D. 48-hour running -in of the tractor under loaded conditions.
Loaded running-in means to drive a tractor with a certain given load when a running-in is going
on. The load should be gradually increased from the light to the heavier, while the speed from the