Wilo Vardo WEEDLESS-F Notice De Montage Et De Mise En Service page 244

en
2
1
Fig. 7: Propeller blade setting angle
1
2
A
2
3
Fig. 8: Propeller blade direction
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Installation and electrical connection
1
45° 2
40°
3
35°
30°
The system-specific setting angle is marked on the rating plate.
NOTICE! Other setting angles may only be used following consultation with cus-
3
tomer service.
Defining the direction of thrust
The mixer can exert thrust either upwards or downwards in the operating space. To do
this, the direction of rotation and propeller blade direction must match. The following
graphic shows the propeller blade direction for each respective direction of rotation.
1
A
B
B
1
2
3
NOTICE! The system-specific direction of thrust (DoT) is marked on the rating plate!
3
Hub
Mixer shaft
Propeller blade
Direction of thrust: upward
Direction of thrust: downward
Mixer shaft
Union insert
Propeller blade
WILO GVA GmbH 2019-02