BRINKMANN PUMPS SBC1520, Руководство по эксплуатации, Страница: 9 / 14

BRINKMANN-Cutter pumps SBC152
0…1820
BE8085
Edition
11/2019 9
9
Trouble shooter’s guide
Fault Cause Remedy
Motor does not start, no motor
noise At least two of the power supply
leads have failed
Overload has tripped Check fuses, terminals and supply
leads.
Inspect overload
Motor does not start, humming
noise One of the supply leads has failed
Impeller faulty
Motor bearing faulty See above
Replace impeller
Replace bearing
Overload trips Pump locked up mechanically
High on/of cycling frequency Inspect pump hydraulics
Check application
Power consumption is too high
Wrong direction of rotation of im-
peller
Lime or other deposits
mechanical friction See above
Clean pump mechanism
repair pump
Motor overheats High on/off cycling frequency
Wrong power supply (voltage or
cycles)
Insufficient cooling See above
Power supply must correspond
with name plate rating
Check air flow at motor fan
Pump does not pump liquid level too low
Pump mechanism faulty
Pipe blocked Fill up liquid
replace pump mechanism
Clean pipe
The pump pumps no chips
Chip breaker worn or damage Replace the chip breaker
Insufficient flow and pressure
Wrong direction of rotation of im-
peller
Pump mechanism silted up
Worn pump mechanism Change over two power supply
leads
Clean pump mechanism
Replace pump mechanism
Incorrect flow or pressure Wrong power supply (voltage or
cycles) Power supply must correspond
with name plate rating
Running noise/Vibration Foreign objects in pump end
Impeller damaged
Bearing/Bushing broken Remove foreign objects
Replace impeller
Replace bearing/bushing