74
shall be avoided.
4. During the running-in period, it is advised to work with bulk materials only, and the
working may not be carried out too violently. During the running-in period, the load on the
loader may not exceed 70% of the rated load.
5. Pay attention to the lubrication of the loader, and replace or add lubricating oil and
grease in accordance with the specified interval.
6. Pay attention to the temperature of gearbox, torque converter, front/rear axle, wheel
hub, parking brake, intermediate supporting shaft, hydraulic oil, engine coolant and
engine oil, and identify and eliminate the cause if overheating is found.
7. Inspect whether the bolts and nuts of all parts are properly tightened up.
4.2.2 OPERATIONS TO BE CARRIED OUT AFTER EIGHT HOURS OF
RUNNING-IN
1. Inspect the tightening of all bolts and nuts, especially diesel engine cylinder head bolts,
exhaust pipe bolts/nuts, front/rear axle fixing bolts, wheel rim nuts, propeller shaft
connecting bolts, diesel engine fixing bolts, gearbox fixing bolts and frame articulating
bolts.
2. Inspect the tension of generator belt and air belt.
3.
Inspect the level of transmission oil, drive axle oil and engine oil.
4. Inspect the sealing property of hydraulic system and brake system.
5. Inspect the connection of each joystick and throttle lever.
6. Inspect the temperature and connection of each part of electrical systems, the power
supply to engine, the conditions and lightening devices and turn lamps.
NOTE: please follow relevant operating procedures to inspect oil levels.
4.2.3 OPERATIONS TO BE CARRIED OUT AFTER EXPIRATION OF
RUNNING-PERIODS
1. Inspect the tightening of all bolts and nuts, especially diesel engine cylinder head bolts,
exhaust pipe bolts/nuts, front/rear axle fixing bolts, wheel rim nuts, propeller shaft
connecting bolts, diesel engine fixing bolts, gearbox fixing bolts and frame articulating
bolts.
2. Inspect the tension of generator belt and air compressor belt.
3. Inspect the sealing property of hydraulic system and brake system.
4. Replace the transmission oil and drive axle lubricating oil.
