Komatsu ecot3 PC300LC-8 Shop Manual page 342

Hydraulic excavator
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SEN02625-06
30 Testing and adjusting
Testing and adjusting control circuit oil pressure ........................................................................................ 39
Testing and adjusting pump PC control circuit oil pressure ........................................................................ 40
Testing and adjusting pump LS control circuit oil pressure......................................................................... 43
Testing solenoid valve output pressure....................................................................................................... 48
Testing PPC valve output pressure............................................................................................................. 52
Adjusting play of work equipment and swing PPC valves........................................................................... 53
Inspecting locations of hydraulic drift of work equipment............................................................................ 54
Releasing remaining pressure in hydraulic circuit....................................................................................... 56
Testing oil leakage amount ......................................................................................................................... 56
Bleeding air from various parts ................................................................................................................... 59
Diode inspection procedures....................................................................................................................... 61
Installation and adjustment of mirrors ......................................................................................................... 62
2
PC300, 350-8

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Ecot3 pc300-8Ecot3 pc350lc-8Ecot3 pc350-8

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