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Idiomas disponibles
Idiomas disponibles
8. TROUBLESHOOTING
1 - Water pump
Fault
1. Cable of electric pump is of poor
Electric motor does
not run
2. lmpeller is blocked.
3. Stator winding is burnt out.
1. Air leakage occurs to water inlet
2. Check valve is not opened or is
Electric motor runs but
water pump has no
3. Air enters into the pump through
output
4. Water pump is not filled with water.
5. lmpeller is damaged.
1. The pipeline is too long, the head is
The flow is insufficient
2. Strainer or impeller is blocked
3. lmpeller is worn out.
1. The water outlet line or faucet leaks.
Electric pump starts
2. Check valve is intertwined by foreign
intermittently when
water is not used
3. Pressure tank is lack of air pressure
1. Friction is caused by foreign matter
Electric motor vibrates
and produces large
2. Water pump is not installed
noise
3. Bearing is damaged.
Causes
contact or broken.
pipeline.
blocked.
sealing elements.
too high or the pipeline is bent too
much.
partially.
matter or check valve fails.
or damaged to fail.
entering moving parts of electric
motor.
horizontally or flatly.
Remedy
1. Check wiring terminais or replace
cable.
2. Correct the blocked part or remove
debris.
3. Remove the winding for overhaul.
1. Check whether the water inlet
pipeline and joints are well-sealed,
and ensure reliable sealing.
2. Check the flexibility of check valve,
and remove blockage.
3. Adjust or replace sealing element.
4. Fill the pump body with water agam.
5. Replace the impeller.
1. Shorten the pipeline, use the pump
within the usable range of head, or
make the pipeline bent gently.
2. Remove blockage.
3. Replace the impeller.
1. Check whether the outlet pipe leaks,
and whether faucet is closed tightly.
2. Clean or replace the check valve.
3. lncrease the air pressure of pressure
tank appropriately using inflator or
replace the pressure tank.
1. Check and clean the position of
impeller and revolving shafl.
2. lnstall the pump horizontally again,
and add shock pad below the
footing.
3. Replace bearing.
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