DanPumps S-MP Руководство по установке - Страница 8

Просмотреть онлайн или скачать pdf Руководство по установке для Водяной насос DanPumps S-MP. DanPumps S-MP 13 страниц. In-line

Печатать страницу
10. Trouble shooting.
Operating problems.
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Valves has to be opened gradually after pump start.
x
The pipes are too small in diameter for the flow m³/h.
x
The suction is obstructed.
x
Air inside pump-house or periodically sucked into the pump.
x
x
Pump is not running the right way.
Valve has by mistake, been closed on the suction side.
The pump back pressure is too low.
The pump is missing 1 phase in the power line.
Voltage or Hz are incorrect for the pump.
x
x
Water level in the well is too low (open tank)
x
x
The impeller is clogged.
x
Excessively high suction lift.
Seal not correct for the medie.
Pump has been running dry.
x
Impeller is partially clogged. Pump vibrates.
x
x
x
Wear ring is worn.
Voltage or Hz are incorrect for the pump.
Description of possible errors.