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DIAGNOSIS FOR CENTRIFUGAL PUMP PROBLEMS 01

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DIAGNOSIS  FOR CENTRIFUGAL PUMP PROBLEMS 01 Powered By Docstoc
					DIAGNOSIS FOR CENTRIFUGAL
     PUMP PROBLEMS
           01
              Trouble
      Pump does not deliver water
Reasons:-
• Pump not primed
• Pump or suction pipe not completely filled with
  liquid
• Suction pipe lift too high
• Insufficient margin between suction pressure and
• vapor pressure
• Air pocket in suction line
• Water seal pipe plugged
• Speed too high
• Total head of system higher than design head
  of pump
• Total head of system lower than design head
  of pump
• Foreign matter in impeller
• Misalignment

				
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Description: DIAGNOSIS FOR CENTRIFUGAL PUMP PROBLEMS