Introduction; General Information; Operating And Maintenance Instructions For The User; Technical Information For Installers - Ariston Heat pump water heater User Manual

This manual is intended for final users of NUOS range heat pump water heaters and at plumbers responsible for their
installation.
This manual is an integral and essential part of the appliance. It must be stored with care by the user and should always
be passed on to new owners or users of the appliance and/or when the latter is trasferred to another system.
To ensure that the appliance is used properly and safely, both the installer and user must carefully read the instructions
and precautions contained in this manual as they provide important indications for both their respective areas of
competence, regarding safety, installation, use and maintenance of the appliance.
This manual is therefore divided into three distinct sections:
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GENERAL INFORMATION

This section is intended for both users and installers. It contains useful general information describing the
appliances and their technical features, besides information on the symbols, units of measurement and technical
terms used. This section also contains technical data and dimensional drawings of the appliances.
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OPERATING AND MAINTENANCE INSTRUCTIONS FOR THE USER

This section is intended for final users and contains all the information necessary for operating the appliance
correctly and for assisting the user in carrying out regular checks and maintenance operations on the appliance.
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TECHNICAL INFORMATION FOR INSTALLERS

This section is intended for installers. It contains all the indications and instructions that professionally qualified
personnel must observe in order to ensure optimal installation of the appliance.
The textual and graphic indications that appear on the top part of each page inform the reader on the section he/she
is consulting.
To facilitate comprehension of the manual's contents which are written in several languages and are intended for use
in various countries, all illustrations are grouped in the final pages and are common to all languages.
Ariston Thermo S.p.A. reserves the right to modify the data and contents of this manual without notice, with the aim
of improving the quality of its products.

INTRODUCTION

Heat pump water heater
page 33