komatsu pc220-7 low power slow moving ,because of self reducing valve, pilot valve
![](https://i.ytimg.com/vi/Y_7gUF2f61U/mqdefault.jpg)
16:59
Komatsu pc220-7 low power and engine is also shutdown
![](https://i.ytimg.com/vi/7AsmdjqFBFI/mqdefault.jpg)
13:09
komatsu pc220-7 Self reducing valve, PC epc valve cause of very low movement on hydraulic system
![](https://i.ytimg.com/vi/TMYbYFe0SGA/mqdefault.jpg)
26:17
The genius girl repaired and restored tricycles.
![](https://i.ytimg.com/vi/laL3xOFSFiE/mqdefault.jpg)
18:41
Komatsu PC220-7 low power,shaking pilot control how to repair
![](https://i.ytimg.com/vi/7eDifkyQCGU/mqdefault.jpg)
22:08
KOMATSU PC 400-7 SWING,RH TRAVEL,BOOM LOW POWER
![](https://i.ytimg.com/vi/dN0FkvQbqQI/mqdefault.jpg)
15:26
backhoe na hirap mag boom up|pc228 komatsu excavator
![](https://i.ytimg.com/vi/3TrkYR-DBrQ/mqdefault.jpg)
21:35
KOMATSU PC 220-7 NO ENGINE ACCELERATION NO ENGINE STOP
![](https://i.ytimg.com/vi/4N9i8fHYzFY/mqdefault.jpg)
14:16