SECONDARY HOT WATER CIRCULATION PUMP
EV-ZUP 15 PLUS
20
EN
Cleaning
Clean the outside of the pump with a slightly damp cloth only. Do not use detergents.
Replacing the motor head
Warning:
When removing the motor head or pump, hot fluid may spurt out under high pressure. Allow the pump to
cool down beforehand.
Note:
When the motor is removed and running, noises and a change in rotation may occur. This is normal for this
situation. Faultless operation can only be guaranteed when the pump is operated in fluid.
Replacing the motor head
page 18.
Order the service motor from a specialist retailer.
Faults
Causes
Remedies
Pump does not
start.
Interruption in the power supply,
short- circuit or defective fuses.
Have the power supply checked by a qualified
electrician.
Motor is blocked, e.g. by deposits from the
water mains.
Have the pump removed by a qualified
technician
page 18. Check that the
impeller can move by turning it and rinse out
the dirt that has accumulated.
Pump is making
noises.
Motor scraping, e.g. through deposits from
the water mains.
Running dry, too little water.
Check the check valves, they must be
fully open.
Air in the pump.
Switch the pump on/off 5 times for 30 s in
each case.
Note:
If you cannot remedy the fault, contact a specialist retailer.
5 | MAINTENANCE/FAULTS
Damage to the environment and risks to personal health are avoided by the proper disposal and appropriate recycling
of this product.
• Use public or private disposal organisations when disposing of the entire product or part of the product.
• For more information on proper disposal, please contact your local council or waste disposal office or the supplier
from whom you obtained the product.
6 | DISPOSAL
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