Ebara Fluid Handling; Www.pumpsebara.com - EBARA JEU Operating Instructions, Installation & Maintenance Manual

Ebara Self Priming Jet Pumps
Troubleshooting
Type of Fault
The pump stops after brief periods of operation (booster set applications).
Cause
Very small difference between
maximum and minimum pressure
Type of Fault
The pump does not stop.
Cause
Maximum pressure too high
Type of Fault
The pump vibrates or makes too much noise while operating
Cause
Flow rate too high
Cavitation
Irregular piping
Noisy bearing
Foreign bodies rubbing
continued)

Ebara Fluid Handling

1651 Cedar Line Drive • rock Hill, SC 29730
(t) 803 327 5005 • (f) 803 327 5097

www.pumpsebara.com

© 2005 Ebara International Corporation
Remedy
Increase the difference in pressure
Remedy
Set the maximum pressure at lower
values
Remedy
reduce flow rate
Contact Ebara
adjust the pipe configuration
Contact Ebara
remove the foreign bodies against the
motor fan
JEU
EFH JEU1003 0112