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    SK135SR-1ES Low Travel Power

    When climbing a slope, the machine lacks power and becomes very slow. Swing motion becomes noticeably weak when the boom and arm are fully extended. Overall, the machine feels underpowered in general operation. The pump delivery pressure (No.14), as shown on the monitor, does not exceed...
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    KOBELCO SK135SR-1 Travel Low Pilot Pressure

    The travel power is weak, and when I checked the pilot pressure using the service menu, I noticed it was low: 3.5V and 23K. Other pressures are at 4.8V and 30K. I tried tightening PR1 by half a turn, but there was no change. Could someone advise me on the adjustment procedure?"
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    SK135SR-1 Arm Swing Problem

    Hello!!Professionals!! SK135-1 Arm and swing movement is worse only when the front attachment is operated. To be precise, the movement slows down for about 1 second after the operation. Otherwise there is no problem. The front attachment is operated by a solenoid valve, not a foot pedal...
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    KOMATS PC160LC-7E0 swing drift creep

    Hello Professional!! My PC160 swing would drift and had no power. I replaced the valve plate and it is almost fixed. However, only the left swing drifts. I have swapped the swing safety valve left and right but no change. Please advise.
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