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POCLAIN HYDRAULICS
800078181E DOC-REPAIR-MK05-MKE18-FR-EN
15
The motor revolves irregularly
The motor revolves
irregularly
Pump flow is
irregular
YES
Check the pump flow
NO
Excessive internals
leaks
YES
Replace the cylinder-block
and valving assembly
The motor leaks
The motor leaks
The housing
pressure is
too high
YES
Check the drain circuit
and filter condition
NO
The seals are
deteriorated
YES
Replace the seals
NO
The assembly
is incorrect
YES
Check tightening of mounting
screws, bleed screws
and hydraulic fittings