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If in normal operation (after the starting phase) the current drawn by the pump
NOTE
is higher than programmed (1.8 A), the pump and the inter-connected devices
are switched off and the display will be as shown in the following figure.
Verify that systems has no leaks than press STOP RESET
pushbutton twice to start the pump.
Check that pump rotor is free to rotate then press the STOP
RESET pushbutton twice to start the pump.
If the upper bearing/pump temperature exceeds 60 °C, the pump is shut off, and
NOTE
the display will be as shown in the following figure.
The message will stay on until the temperature decreases below
threshold value. Press the STOP RESET pushbutton twice to
start the pump.
If the controller transformer temperature exceeds 90°C, the pump is shut off,
NOTE
and the display will be as shown in the following figure.
The message will stay on until the temperature decreases below
threshold value. Press the STOP RESET pushbutton twice to
start the pump.
TwisTorr 84 FS AG Rack Controller User Manual / 87-901-037-01 (A)
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