Ebbco CLS-141-24K H.E.-SWS - Feed Pump Troubleshooting

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Section 5: Troubleshooting Guide
Warning:
Always disconnect power and relieve pressure from the system before performing
any maintenance on this Filtration System
Caution:
Always follow correct lock out procedures when working on this Filtration System
5.4 Feed Pump Troubleshooting
Problem
Cause
Remedy
Motor does not
start/no motor noise
At least two of the power supply
leads have failed
Check fuses, terminals, and
supply leads
Motor does not
start/humming noise
One of the supply leads has failed
See above
Impellers faulty
Replace impeller
Motor bearing faulty
Replace bearing
Pump does not pump
Liquid level too low
Fill up liquid
Pump mechanism faulty
Replace pump mechanism
Pipe blocked
Clean pipe
Insufficient flow and
pressure
Wrong direction of rotation of
impeller
Switch two power supply
leads
Pump mechanism silted up
Clean pump mechanism
Worn pump mechanism
Replace pump mechanism
Power consumption is
too high
Lime or other deposits
See above
Mechanical friction.
Repair pump