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4. INSTALLATION INSTRUCTIONS
4.1 Installation reminder
• Pump shall be installed in a well-ventilated and frost free place. It shall be kept at least 150mm from
enclosure walls, in order for motor fan cooling.
• To keep inlet wear to a minimum please try to use the shortest inlet pipework as possible.
• A check valve must be installed on the discharge pipelines.
• Please install you Davey VMC pump on a solid, at and level base to minimise any operational movement.
Please ensure all pipe work is supported as not to place undue stress on the pump / pipe connections.
When installing the pump, the motor must not be installed upside down.
• The mark on the inlet and outlet chamber indicates the liquid owing direction, before startup, check the
ow direction is correct direction.
• Install the pipes so that air locks do not occur, especially on the suction side of the pump. See drawing 2.
Drawing 2
4.2 Electrical connection
• The electrical connection should be carried out by an authorized electrician in accordance with
local regulations.
• The operating voltage and frequency are marked on the motor nameplate. Make sure that the motor is
suitable for the electricity supply on which it will be used and the motor terminal connection is correct.
You will nd a wiring diagram in the terminal box.
• The motor must be tted with starting protection, to prevent unstable voltage or overload, The motor shall
be earthed well.
Before removing the terminal box cover and before removing/dismantling the pump,
make sure that the electricity supply has been switched off.
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