14
WARNING:
ALL tool repair and service must be performed by authorized
and trained personnel ONLY. Improper maintenance or tampering could
result in malfunction causing damage to equipment and/or injury to personnel.
Complete disassembly is not recommended.
Return the unit to an authorized
dealer for total disassembly and/or repair.
All maintenance or disassembly should take place on a
fl
at, clean work surface
covered with towels or wipers so as to have a clean space for the disassembled parts.
Inspect each part during disassembly for wear, scratches, and cuts. Discard the
worn or damaged parts and replace with new factory authorized parts.
O-rings are sensitive to sharp edges. Inspect closely for cuts or damage. A small
cut will cause a leak. When assembling or disassembling O-rings, use hydraulic
fl
uid as a lubricant to help disassembly or installation.
TROUBLESHOOTING TIPS AND FIELD SOLUTIONS
No Hydraulic Flow or Pressure
Check Hydraulic Supply - Pressure and Flow
Pump
Impeller Jammed
Disconnect from Source - Ensure that Impeller
Will Not
Moves Freely by Turning the Center Cap Screw.
Start
Clean
/
Clear as required.
Improper or Defective Coupling
Check Coupler Connections and Flow Direction
Insuf
fi
cient Hydraulic Flow
Check Flow /
Head (refer to illustration on pg. 5)
Flow Reversed
Check Coupler Connections and Flow Direction
Volute Screen Restricted
Pump may have settled into solids. Raise Pump
Volute Screen may be Obstructed. Clear Screen
Poor
Discharge Kinked or Restricted
Straighten Discharge Hose
& Clear Obstructions
Performance
Impeller Worn or Damaged
Check Impeller for Damage or Excessive Wear
Replace Impeller as Required.
Pump Not Matched to Application
Check Requirements - Adjust or Replace Pump.
Excessive Solids in Liquid
Reduce Solids
Increasing Flow May Remove Excess Solids,
but may result in wear or damage to the pump.
IF THE ISSUE OR THE PROPER SOLUTION IS NOT FOUND ABOVE
CONTACT YOUR RELIABLE SERVICE REPRESENTATIVE
EXTREME CAUTION SHOULD BE TAKEN TO ENSURE THE SAFETY OF ALL PERSONNEL
Any attempt to resolve a performance related issue, or to repair a product that is not working
as expected in the field, will require knowledge of the tool and the application being performed.
