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Recent content by Scottyk

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    Komatsu PC220LC-6 hydraulic pump wiring diagram needed

    Here are codes showing up on panel. E02 shows up as soon as key goes on. The other two after I change panel to retrieve fault codes.
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    Komatsu PC220LC-6 hydraulic pump wiring diagram needed

    I found LS coil and it tested ok at 42 ohms. I have 25 volts and ground coming to it when key is on but I can't feel it or hear it click when energized. As for the TVC solenoids, I found two wires with 25 volts and two with ground. I paired them up and tried all different combinations but I...
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    Komatsu PC220LC-6 hydraulic pump wiring diagram needed

    Ok I will check resistance on LS coil tomorrow. As far as the TVC I will see if I can find what kind of voltage each wire is producing and which end of solenoid to connect them to.
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    Komatsu PC220LC-6 hydraulic pump wiring diagram needed

    I was wanting to make sure these wires were connected properly then try to figure out LS select solenoid. My serial number is A80827 and I have white black red and yellow wires for some reason, is it possible that the black and white should be split to both and red and yellow is for LS select...
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    Komatsu PC220LC-6 hydraulic pump wiring diagram needed

    Aloha, I recently bought a Komatsu PC220LC6 and finally got it running. Changed a lot of hoses cleaned out both fuel and hydraulic tanks and replaced all filters. While doing thes repairs I noticed that the wiring to the TVC solenoids on the front and rear pumps have had their connectors cut...
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