Wilo Wilo-Helix V FIRST V 2.0-VE 10, Installation And Operating Instructions Manual

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Installation and electrical connection en
Installation and operating instructions Wilo-Helix V, FIRST V, 2.0-VE 2-4-6-10-16 15
7.2 Installation
The pump must be installed in a dry, well-ventilated and frost-free place.
CAUTION
Possible damage of the pump!
Dirt and solder drops in to the pump body can effect the pump operation.
• It is recommended that any welding and soldering work be done before installing
the pump.
• Thoroughly flush the system out before installing the pump.
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The pump must be installed in an easily accessible position to facilitate inspection
or replacement.
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For heavy pumps, install a lifting hook (Fig. 2, item 10) above the pump in order to
ease its disassembly.
WARNING
Risk of accident by hot surfaces!
The pump must be positioned so that someone cannot come into contact with the
hot pump surfaces while operation.
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Install the pump in a dry place protected from frost, on a flat concrete block using
appropriate accessories. If possible, use an insulating material under the concrete
block (cork or reinforced rubber) to avoid any noise and vibration transmission into
the installation.
WARNING
Risk of fall!
The pump must be correctly screwed to the ground.
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Place the pump where it will be easy to reach, to facilitate inspection and removal
work. The pump must always be installed perfectly upright on a sufficiently heavy
concrete base.
WARNING
Risk of parts inside the pump!
Take care to remove closure members of the pump housing before installation.
NOTICE
Each pumps could be tested regarding hydraulic features in factory, some water may
remain in them. It is recommended for hygienic purposes, to carry out a rinsing of
the pump before any using with potable water supply.
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The installation and connection dimensions are given Fig. 4.
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Lift the pump carefully by using the integrated hooks rings, if necessary with a
hoist and suitable slings according to the current hoist guidelines.
WARNING
Risk of fall!
Take care to pump fixations especially for the highest pumps whose centre of grav-
ity may lead to risk during pump handling.
WARNING
Risk of fall!
Use integrated rings only if they are not damaged (no corrosion ...). Replace them if
needed.