Technical Information For Installers; Warnings; Installer Qualification; Implementing The Instructions - Ariston NUOS 200 EXT Instructions D'utilisation

Heat pump water heater – TECHNICAL INFORMATION FOR INSTALLERS

3. WARNINGS

3.1 Installer qualification

WARNING! The installation and initial start-up of the appliance must be performed by qualified personnel in
compliance with the national regulations in force regarding installation, and in conformity with any
regulations issued by local authorities and public health bodies.
The water heater is supplied with a sufficient amount of R134a refrigerant for its operation. This refrigerant fluid does
not damage the atmosphere's ozone layer, is not flammable and does not cause explosions; however any
maintenance activities or work on the refrigerant circuit must exclusively be carried out by authorised personnel with
the suitable equipment.

3.2 Implementing the instructions

WARNING! Incorrect installation can harm persons or animals and damage possessions; the manufacturer
shall not be held liable for any damage in such cases.
The installer is required to observe the instructions outlined in this manual.
Once installation is complete, it is the installer's duty to inform and instruct the user on how to operate the water
heater and carry out the main operations correctly.

3.3 Safety regulations

Refer to Paragraph 1.1 under the section GENERAL INFORMATION for the description of the symbols used in the
table below.
Ref. Warning
Protect connection piping and cables so as to
1 avoid them being damaged.
Make sure the installation site and any
systems to which the appliance must be
2
connected fully comply with the regulations
in force.
Use manual tools and equipment that are
suitable for the intended use (in particular,
ensure that the tool is not worn and that the
3 handle is intact and securely fixed); use them
correctly and prevent them falling from a
height. Put them safely back in place after
use.
Use electrical equipment that is suitable for
the intended use; use the equipment
correctly, keep passages clear of the power
5
supply cable, prevent the equipment falling
from a height, disconnect and put back in
place after use.

TECHNICAL INFORMATION FOR INSTALLERS

55
Type of risk
Electrocution caused by exposure to live
wires.
Flooding due to water leaking from
damaged pipes.
Electrocution from contact with live wires
that have been incorrectly installed.
Damage to the appliance caused by
improper operating conditions.
Personal injury caused by flying splinters
or fragments, inhalation of dust, knocks,
cuts, puncture wounds and abrasions.
Damage to the appliance or surrounding
objects caused by falling splinters,
knocks and incisions.
Personal injury caused by flying splinters
or fragments, inhalation of dust, knocks,
cuts, puncture wounds and abrasions.
Damage to the appliance or surrounding
objects caused by falling splinters,
knocks and incisions.
Symbol