poclain hydraulics MS 83 - Motor Rotation Issues

POCLAIN HYDRAULICS
7 DOC-REPAIR-MS25-MS125-FR-EN 800378131M
The motor does not revolve
The motor does
not revolve
No flow to
the motor
YES
Check the pump drive
and pump inlet
NO
The circuit does
not reach working
pressure
YES
Check the safety valve
condition (regulator)
NO
Excessive internals
leaks
YES
Replace the cylinders block
and valving assembly
NO
The brake reminds
engaged
YES
Check the brake pilot circuit