Medium-consistency pump MC
STANDARD, C-01-000000
Rev. 0, 2010.02.09 OPERATION Kap.6 , Seite 9 of 12
GRZ-2698572-v1-Operation.FM
High power loss
Speed too high Check the motor speed
Wrong direction of rotation Check the sense of rotation of
the motor
Flow resistance in the pipe is
greater than the calculated
delivery head for the pump
Check the resistance in the
pipe
Check/correct the valve
setting
Unexpectedly high
consistency in the medium to
be pumped
Check dilution water supply
Pump shaft bent or running off
centre
Replace the pump shaft and
bearing
Rotating objects or pump parts
causing friction in the pump
Disassemble and check the
inside of the pump
Pump parts coming into
contact with pressure are
worn, damaged or clogged
Check the pump and change
any worn or damaged parts if
necessary
Malfunction Possible cause Remedy
Tab. 6-7 Operating malfunctions and troubleshooting
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