Isuzu N-Series. Manual

BEFORE DRIVING

Before driving your tipper, the following information is important for proper care and economical operation and long ser鄄
vice life of your JAC tipper.
1. Check if the oil in the hydraulic oil tank is sufficient.
The hydraulic oil is regulated as follows: in winter in the northern areas it is mobile oil No.3 or YC-N46D hydraulic oil,
low freezing; in the middle and southern areas of China it is mobile oil No.2 mixed with 30% of machine oil or YB-N45
antiwear hydraulic oil.
2. Check if the operational valve leaks air and if the air roads and oil roads leak when the air pressure is not lower than
0.78Mpa.
3. Check the lifting structure and observe whether the main parts such as hydraulic cylinder, gear pump, operational
valve, etc. function normally and whether there are problems such as binding, jumping, sliding, abnormal voice etc.
when the dump truck are unloaded
4. Check whether the locking system of the back carriage functions normally in the process of lifting.
5. Check whether it has all the tools and technical documents.

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OWNER爷S MANUAL

JAC HEAVY DUTY TRUCK

RUNNING-IN OF NEW DUMP TRUCK

1. The running-in period of the dump truck is measured according to the numbers of the lifting of the carriage. Every
1000 times of lifting is counted as one running-in period.
2. In the running-in periods, the load must be controlled. It is regulated as follows:

荫

Within 100 times, it is better not to load the dump truck or load it with a small volume of cargos.

荫

100-300 times, the load shall be not larger than 50% of the rating load.

荫

300-600 times, the load shall be not larger than 65% of the rating load.

荫

600-1000 times, the load shall be not larger than 80% of the rating load

3. After 100 times of lifting of the carriage, the hydraulic oil should be completely changed.
4. In the running-in periods, every 50 times of lifting or every one week the lubrication point should be lubricated at least
once.
5. In the running-in periods, check condition of the bracket bolt, U type bolt and other linking bolts of the hydraulic
cylinder.

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WORKING PRINCIPLE AND OPERATION INSTRUCTIONS OF HYDRA-ULIC DUMPING MECH鄄
ANISM

The dump trucks produced in our company have different control methods: air-controlled, electricity-controlled, con鄄
trolled by electricity and hydraulic system, and controlled by electricity and air. Before operating the vehicle that you
choose, you have to fully understand its dumping control system and master its control method.

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OWNER爷S MANUAL

JAC HEAVY DUTY TRUCK

Working Principle and Operation Instructions of Air-controlled Dumping Mechanism
1. Working principle (see Diagram 1)

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Isuzu N-Series. Manual - part 1266