Enerpac S Serie Hoja De Instrucciones página 14

5.3 Trouble shooting
Symptom
Cylinder does not advance or retract Quick-connect coupling
Cylinder does not build up pressure
Cylinder leaks
Cylinder operates backwards
Ratchet returns on retract stroke
Ratchet does not take
successive strokes
14
Cause
is damaged
Quick connect- coupling is
not connected
Dirt in the direction control valve Disassemble the unit and
on the pumping unit
Piston seal leaks
Pump does not build up pressure Adjust the pressure
Pump is defective
Seal failure
Connections are reversed
Broken drive shoe
Defective drive shoe
Lubricant on the ratchet
and/or drive shoe splines
Remedy
Replace the coupling
Reconnect the hoses
and couplings securely
clean the valve
Replace the seals
Refer to the pump manual
Replace the cylinder seals
Reconnect the hoses
Replace the drive shoe
Replace the drive shoe
Disassemble the head and
remove the lubricant
from splines