Maintenance/faults
12 WILO SE 11/2011
English
Cleaning Clean the outside of the pump with a slightly
damp cloth only. Do not use detergents.
Replacing the motor head
Replacing the motor head
> Page 9.
6 Maintenance/faults
Order the service motor from a specialist retailer.
Warning: When removing the motor head
or pump, hot fluid may spurt out under high
pressure. Allow the pump to cool down before-
hand.
Close the stop valves before removing the pump
> Page 9.
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.