Spindle does not retract

Probable Cause

Check

Remedy

Advance hydraulic solenoid valve at hydraulic pump not working. Hydraulic pressure in retract supply line. Repair or replace.
Switch actuators. Check adjustment. Readjust.
Defective "O" rings. "O" ring seals in cylinder assembly and/or directional valve at pump. Replace - Ref. Cylinder Assy. Bul.