Checking How Easily The Pump Rotates; Switching The Pump On - Speck Normblock Multi Serie Traducción De Las Instrucciones Para El Manejo Originales

Start-up/shut down
NOTICE
After filling the pump, it is possible that small amounts of air may
remain in the pump/unit. These will automatically be filled with the
pumping liquid after the motor has been turned on.
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6.1.3

Checking how easily the pump rotates

After longer idle periods, the pump must be checked for how
easily it rotates while it is switched off and free of tension.
Turn the pump shaft in the drive lantern by hand.

- or -
 Remove the fan cover and turn the fan wheel manually in the
motor rotation direction.
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6.1.4

Switching the pump on

Pre-requisites:
• Pump/unit is filled with pumping liquid and ventilated.
• Pipes for filling and ventilating are closed.
• Pipes are clean.
1. Open the valve on the intake side completely.
2. Close or slightly open the valve on the discharge side.
3. Switch the pump/unit on.
4. As soon as the full speed has been reached, open the valve
on the discharge side completely and set the operating point.
5. Check the mechanical seal for leaking.
NOTICE
The pump/unit may be damaged by deviating temperatures,
sounds, leakages or vibrations.
 Switch the pump/unit off and repair the cause.
30 EN 04/2016