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 off and wires stripped and hand twisted together.
I have poor power when digging and a check with diagnostic display shows an E202 fault code for load sensing circuit.
Can anyone tell me the...
Komatsu PC220LC-6 hydraulic pump wiring diagram needed
Komatsu PC220LC-6 hydraulic pump wiring diagram needed
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