Starting Up The Product; Priming The Pump; Starting The Pump - Grundfos SCALA2 Installation And Operating Instructions Manual

7. Starting up the product

Do not start the pump until it has been
filled with liquid.

7.1 Priming the pump

1. Unscrew the priming plug and pour minimum 1.7
litres (0.45 gallons) of water into the pump
housing.
2. Screw the priming plug on again.
If the suction lift exceeds 6 m (20 ft), it may
be necessary to prime the pump more
than once.
Always tighten priming and drain plugs by
hand.
Related information
7.2 Starting the pump
16

7.2 Starting the pump

1. Open a tap to prepare the pump for venting.
2. Insert the power plug into the socket or turn on the
power supply and the pump will start.
3. When water flows without air, close the tap.
4. Open the highest tapping point in the installation,
preferably a shower.
5. Adjust the pressure setpoint to the required
pressure by means of the Up and Down buttons.
6. Close the tapping point.
Startup has been completed.
Related information
7.3 Pressure setting