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5
Installation
Mandatory
It is strictly forbidden for not qualified personal, to accede to system's internal parts to
perform any kind of technical action. Be sure to disconnect the electrical power, close
the water inlet and depressurize the system before opening the front cover to access
internal parts.
5.1
Warnings
The manufacturer will not be held liable for any damages to people or properties
resulting from an improper use of the device not compliant with the following
instructions.
Whenever this guide doesn't clarify all doubts about installation, service or
maintenance, please contact the technical support of the company that has installed
the device.
Device installation must be done by a qualified technician according to the current
standards and regulations, using tools compliant with a device for a safety use and
referring to that technician also for device maintenance.
In case of out of order or malfunction, before performing any kind of action on the
device, please ensure to have disconnected the transformer from the power source, to
shut off inlet water supply to the valve and to drain water pressure opening a tap down-
line of the valve.
1.
Be careful when removing the valve from the box and during subsequent handling,
weight is liable to cause damage to property and persons in case of accidental
impact.
2.
Before sending the water on the valve, make sure that all plumbing connections
are tight and properly implemented in order to avoid dangerous leaks of
pressurized water.
3.
Use caution when installing welded metal piping near the valve, the heat may
damage the plastic body of the valve and the bypass.
4.
Be careful not to let the full weight of the valve on fittings, pipes or bypass.
5.
Make sure that the environment in which the valve is installed does not reach
freezing temperatures of the water, the valve may be damaged.
6.
Make sure that the tank containing the resin is vertical; otherwise the resin could
enter in the valve and damage it.
5.2
Safety notices for installation
• Observe all warnings that appear in this manual;
• only qualified and professional personnel are authorized to carry out installation
work.
Ref. MKT-IM-010 / C - 18.10.2019
Installer manual Fleck 3150 NXT/NXT2 - Installation
37 / 182
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