E70B hydraulic trouble

mardi 19 août 2014

Any ideas would be appreciated. Cat tech was at a loss.

Front pump loses psi(right track, boom & bucket).

Rear pump works perfect(left track, stick & swing)

Tech said front pump loses signal pressure.

Takes 20 min to start having issues.

If front pump & rear pump used together works fine.

Have not heard from tech been a week.




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