One, the excavator routine maintenance work area of Anhui excavator

Each class is conducted once.

1, clean vehicle.

2, remove the air filter dust, debris, check the filter element, if necessary, replacement.

3, check the engine noise is normal, the oil, the pipe line leakage phenomenon.

4, check, filling fuel, cooling water, engine oil, hydraulic oil, oil surface height.

5, check the transmission belt.

6, check the horn, instrument, indicator lamp, wiper.

7, check the battery level, through the hole.

8, check the sealing and connecting parts of the hydraulic system of the fastening, lubrication.

9, check the track tightness and track pin.

10, check the fastening of the driving wheel and the guide theory, supporting theory, towing wheel and has no leakage phenomenon.

Two, excavator maintenance operation range

120-150h (250-300h) for each operation of the domestic equipment. Maintenance content is completed on the basis of routine maintenance operations to complete the following project Guizhou excavator:

1, cleaning air filter, oil filter, fuel filter, air filter.

2, check the oil pressure gauge, temperature gauge, oil pressure gauge.

3. Check and tighten the working conditions of the engine.

4, check the high-pressure oil pump, oil pump and oil pipeline.

5, check the throttle control mechanism, the flame out, into the exhaust pipe.

6, check the cover, valve cover, oil pan, crankshaft before and after oil seal and external oil pipeline.

7, to add lubricating oil and grease lubrication.

8, check the water tank, water pump, adjust the tightness of the fan belt.

9, check the oil radiator.

10, check the fuel tank, hydraulic tank, fuel filter.

11, check the hydraulic pump, motor and valve parts work is normal.

12, check and tighten the track plate bolts.

13, check, adjust the track board. The deflection between the supporting wheel and the guide wheel should be 20-30mm.

14, check the operating mechanism.

15, check the towing wheel and supporting wheel, the driving wheel and the guide wheel sealing and lubricating oil (grease).

16. Check the fastening and sealing of the driving chamber.

17, check the starter and generator, adjusting device and a horn of Guizhou excavator.

18, check the light, line, insurance device, instrument, switch.

19, check the battery and stent. The level of the liquid is in line with the requirements, the bracket is fixed firmly and the line is connected with the.

20, fill in the running records. To fill in the maintenance records as required.

Three, excavator two maintenance operation range

Each running 480-600h (1000-1200h) is carried out. The job content is completed on the basis of the completion of the maintenance of the following items.

1, clean the valve chamber, check valve clearance.

2, wash oil bottom and strainer, check large and small tile, and to change oil.

3, cleaning the lubrication system, the replacement of oil filter.

4. Check and correct injection nozzle. Nozzle atomization pressure meets the requirements.

5, repair and maintenance of generators, starter.

6, check the battery and connecting line. Liquid level and specific gravity to meet the requirements, the connection is reliable.

7, maintenance of the entire vehicle line, instrument, light, insurance device, horn, regulator, solenoid valve and other Guizhou excavator. Line no skin, leakage, short circuit. Work well. The lamp is fixed and reliable, and the brightness is in line with the requirements, the horn and the regulator are normal.

8, the replacement of hydraulic oil filter, fuel filter element, check the hydraulic oil, replace if necessary.

9, repair the door and shake machine. Switch is flexible and active.

10, check, adjust clutch. Gap is appropriate, separation is complete.

11. Check the guide wheel, the supporting wheel, the driving wheel, the driving motor and the steering gear. Good no damage to the wheel, no leakage of the sealing ring. Motor is working correctly, and the motor is flexible and reliable.

12, check the track board, track pin, track bolt. No fracture, wear and tear.

13, check the big arm, small arm, bucket pin and sleeve. No crack, no looseness, good work.

14, fill in the running records. To fill in the maintenance records as required.