Troubleshooting
Troubleshooting
Troubleshooting
• Follow the
Pressure Relief Procedure, page
before checking or servicing the equipment.
• Check all possible problems and causes before
disassembly.
• The LED on the motor blinks if an error is detected.
See Error
Error
Error Code
Code
Code Troubleshooting
Troubleshooting
Troubleshooting in the motor
manual for more information.
Problem
Problem
Problem
Cause
Cause
Cause
Solution
Solution
Solution
Inadequate power.
See
.
Exhausted fluid supply.
Refill and reprime pump.
Clogged fluid outlet line, valves, etc.
Clear.
Pump output low on both strokes.
Worn piston packing.
Replace. See lower manual.
Held open or worn ball check valves.
Check and repair. See lower manual.
Pump output low on only one stroke.
Worn piston packing.
Replace. See lower manual.
No output.
Improperly installed ball check
valves.
Check and repair. See lower manual.
Exhausted fluid supply.
Refill and reprime pump.
Held open or worn ball check valves.
Check and repair. See lower manual.
Pump operates erratically.
Worn piston packing.
Replace. See lower manual.
Inadequate power.
See
.
Exhausted fluid supply.
Refill and reprime pump.
Clogged fluid outlet line, valves, etc.
Clear.
Pump will not operate.
Fluid dried on piston rod.
Disassemble and clean pump. See
lower manual. In future, stop pump
at bottom of stroke.
16
333389E
