Deblocking - ITT A 402 Serie Instructions D'installation Et D'entretien

A_AD 16.05.2007 8:22 Uhr
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Seite 59
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6.5 Deblocking

Switch off the pump.
Close the shut-off device before and after the pump.
Do not touch the pump – danger of scalding.
The pump, motor, and electronics may be very hot
(80 °C).
Once the screw plug has been loosened (water will drip out
of the slack), deblock the rotor shaft with a screwdriver.
Turn the end of the shaft until the resistance is reduced.
Put on the screw plug.
Open the shut-off device before and after the pump.
Switch the pump on.
The pump rotor may be blocked depending
Warning
on the operating pressure (leaks at slider).
Check the shaft's direction of rotation
for pumps with screw plug.