Stuart Turner Submersible Supersub VA - Manual (Page 6)

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Float Switch Operation
The float switch operation mode is changed by moving the selection lever (1) either up
for the Manual position or down for the Auto position .
Automatic Operation
(Switch Position ‘Down’)
The integrated float
starts and stops the pump
automatically when the
selection indicator is set to
automatic . It also provides a
low level cut out to prevent dry
running .
Manual Operation
(Switch Position ‘Up’)
To start the pump, lift the
selector lever (1) to the up
position . This will cause the
pump to run continuously . In
this condition the pump will
empty the sump down to a
level of 3-6 mm .
The pump must then be
stopped to avoid dry running
and pump damage .
Water Levels
Automatic Operation
Model Dim . A Dim . B
All 75 150
Model Dim . C
All 3-6 mm (see note)
Manual Operation
Note: Pump must be stopped at
this level to prevent damage . C
A
B
START LEVEL
STOP LEVEL
Fig . 4
Fig . 5
1
Up for Manual
Auto
Mode
Down for
Automatic
Manual
Mode