Noise
pump
operation
Bad bearing
Have electrician replace
Air leak in suction
Make sure water level is correct through suction
points. Ensure baskets and strainers are free of
debris. Tighten all fittings/unions on the suction
side of the pump, remove and replace
mechanical seal
Suction blockage
Locate and clean blockage
Disturbance in impeller Contact supplier
Cavitations
Improve suction, reduce suction lift, reduce
number of fittings, increase pipe size, increase
discharge pressure and reduce flow by throttling
discharge valve
Motor runs
hot
Low or incorrect
voltage
Supply to be corrected by electrician. A motor
running hot to touch is normal. Thermal
overload protector will function to turn them off if
there is an overload or excessive high
temperature problem
Installed in direct
sunlight
Shield from weather
Poor ventilation
Do not tightly cover or enclose motor
If the pump is within the stated warranty period and you experience faults always contact your
supplier. Failure to do this may void warranty. Refer to warranty documentation supplied with
pump. All electrical work is to be carried out by a Qualified Electrician; under no circumstances
should you attempt repairs on the electrical components of pumps unless you are qualified to
do so.
9
Содержание CSPPS702
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