Wilo Star-Z NOVA Notice De Montage Et De Mise En Service page 15

Turning the motor head
or removing it
Tightening the union nut
Opening the stop valve
1
Installation and operating instructions Wilo-Star-Z NOVA T
3. Release the union nut - unscrew it completely
if necessary.
CAUTION: Do not damage the housing
seal. Replace damaged gaskets.
4. Turn the motor head so that the
Wilo-Connector points downwards.
CAUTION: If the position is wrong, water
can enter the pump and destroy the motor or
electronics.
5. Retighten the union nut using a suitable tool.
6. Turn the slot (1) with a screwdriver so that it is
parallel to the direction of flow.
NOTICE: To close, turn the slot so that it is
perpendicular to the direction of flow.
7. Fit the thermal insulation shell.
CAUTION: The plastic parts of the motor
may not be heat-insulated in order to protect
the pump from overheating.
Installation
15