BADU Block Multi 100/250, Translation Of Original Operation Manual

Page: 86 / 352

Commissioning/Decommissioning
26 EN 04/2019
6 Commissioning/Decommissioning
6.1 Commissioning
NOTICE
The pump/unit can be damaged if it runs dry!
 Ensure that the pump/unit is always full of water. This also
applies to checking the rotation direction.
6.1.1 Pre-requisites for commissioning
• Electrical connection is available.
• Pump/unit is filled with pumped fluid.
• Lockwasher has been removed from the shaft groove. The
hexagon screws are tightened.
• Pump/unit is ready for operation.
• Shaft can be turned by hand.
6.1.2 Filling pump/unit with pumped fluid and ventilating
NOTICE
 Shut-off valves may not be closed during the filling
procedure.
1. Ventilate the pump and suction line and fill with the pumping
liquid.
 The Normblock Multi is self-ventilating. No handles
necessary.
 BADU Block Multi: a ball valve Rp 3/8 (701) is attached in
order to be able to fully ventilate the mechanical seal
chamber. The mechanical seal chamber must be
ventilated using the ball valve before commissioning and
everytime after cleaning the strainer basket.
 Please observe the sticker on the vent tap.
2. Completely open the shut-off valves in the suction line.
3. Completely open any additional connections.
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.