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1981 Kobelco 70 ERROR CODE E20 & E21

Alterboy ยท 2023-04-19 04:48

Good Morning, I found a thread on this problem from 2016 but cant find it now. The machine powers down and these error codes flash on the CPU. Is there a thread somewhere that explains rebuilding the stepping moter. Now sure if I am asking that correctly . THANK YOU for the help TOM

Replies2
  1. #1Kyle Helmke2023-04-21 17:40

    Might want to check you wiring harness first they have issues getting rubbed on the side of the engine by the boom

  2. #2Alterboy2023-04-22 02:49

    Thanks I will check .