How to deal with Komatsu 240-8 excavator

Failure phenomenon:

1 Shanxi Jincheng has a PC240LC-8 model Komatsu excavator, the phenomenon of excavator braking when the machine is working;

2 Suddenly the excavator will brake the car and then continue to dry for 5 to 6 minutes.

How to deal with Komatsu 240-8 excavator spare parts

Fault repair unit: Seiko excavator repair shop

Fault location: Jincheng, Shanxi

Fault model: Komatsu PC240LC-8

Engine model: Komatsu SAA6D107E-1

Failure analysis:

Shanxi excavator repair - how to deal with Komatsu 240-8 excavator spare parts

1 Is it a brake caused by poor fuel supply, check the oil circuit for blockage or air leakage;

2 The diesel fuel injection head is removed and checked to see if the correction is correct.

3 The normal pressure of the hydraulic pump is lowered again! The diesel road check is normal! The oil return screw is normal! Engine valve check is normal! The booster is normal! Intake and exhaust are normal!

4 When repairing the car, you should replace the four combinations, check the injection timing, fuel quality and whether it is overloaded;

5 There are problems with the diesel oil circuit, the diesel filter is replaced, and the diesel pump needs to be inspected;

6 Look at whether it is a cold car or a hot car. If it is a cold car, you should check the diesel pump first and then check the hydraulic problems.

7 may be a problem with the oil circuit, check the diesel and pump; https://jnjmzm.wixsite.com/sdjygcjx