Installation And Electrical Connection; Installation - Wilo Extract FIRST Series Installation And Operating Instructions Manual

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5 Installation and electrical connection

DANGER! Bodily injury!
Installation and electrical work in compliance with any local codes and by
qualifi ed personnel only
WARNING! Bodily injury!
Existing regulations for the prevention of accidents must be observed.
WARNING! Electrical shock hazard!
Dangers caused by electrical energy must be excluded.
National Electrical Codes, local codes and regulations must be followed.

5.1 Installation

CAUTION! Possible damage of the pump
Do not transport, hang or suspend the pump by the cable.
• The pump must be installed in frost-free place.
• Fix the safety rope in the middle of the handle in the superior part of the
pump.
• Connect the delivery pipe work.
• Use rigid metal pipes to hang the pump.
In a well
• Secure the pipes with brackets at the top of the well.
In a tank
CAUTION! Possible damage of the pump!
Only operate the pump in a vertical position!
• Fix the supply cable without constraint to the delivery pipe with the appropri-
ate bindings.
• Lower the pump and level it so that it is always immersed in water, maximum
depth: 5 m and freely suspended.
CAUTION! Possible damage of the pump!
Only operate the pump in a vertical position!
• Ensure that the well diameter is always constant and allows a free lowering of
the unit.
• Centre the pump in the middle of the well, tank or cistern.
• Ensure that the pump, the electric cable and the safety rope, in operation,
could not rub against the well sides or any other obstacle.
NOTE: Make sure that the pump is not in direct contact with the ground! It
could otherwise cause noise.
12 WILO SE 2022-10 DIN A5