Table des Matières
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Les langues disponibles
Les langues disponibles
Table of Contents
Table of Contents
1.1
About the unit ............................................................................
1.2
About the documentation ..........................................................
1.2.1
Meaning of warnings and symbols..............................
2.1
Installation .................................................................................
2.2
Smell of gas...............................................................................
2.3
Modifications on the unit............................................................
2.4
Gas conversion .........................................................................
2.5
For the user ...............................................................................
3.1
User interface ............................................................................
3.1.1
Buttons and dials ........................................................
3.1.2
LCD screen .................................................................
3.1.3
Status indicator ...........................................................
3.2
Operating the unit......................................................................
3.2.1
To switch ON the unit..................................................
3.2.2
About the low water temperature function ..................
3.2.3
3.3
Basic usage...............................................................................
3.3.1
About the home screen...............................................
3.3.2
To select the operation mode .....................................
3.3.3
Possible operation modes...........................................
3.3.4
Changing temperature setpoints.................................
3.3.5
Possible central heating operation modes ..................
3.3.6
About the central heating ECO mode .........................
3.3.7
About the domestic hot water operation .....................
3.3.8
About the domestic hot water comfort mode ..............
3.3.9
About the boiler frost protection ..................................
3.3.10
About Energy Metering Function ................................
3.4
Error handling............................................................................
3.5
Menu functions ..........................................................................
3.5.1
To use menu level 1....................................................
3.5.2
Info menu ....................................................................
3.5.3
User settings menu .....................................................
3.5.4
Installer settings menu ................................................
4.1
To clean the outer surface of the unit........................................ 10
1
Introduction
1.1
About the unit
This Daikin unit is a wall-mounted gas-fired condensing boiler that
can supply heat to central heating systems, as well as supply
domestic hot water. Depending on settings, it is possible to use the
unit solely for hot water or solely for central heating. Hot water
supply type can be instantaneous or by means of a hot water
storage tank. Heating only boilers do not supply domestic hot
water. The type of the boiler can be recognised from the model
name written on the identification label, which is located at the right
cover of the unit. See table below:
Model
Type
D2C18ND024A5AA
D2C18ND024
D2HND012A5AA
D2HND012
D2HND018A5AA
D2HND018
Operation manual
2
A control unit, which contains a user interface, controls the ignition,
safety systems, and other actuators. User interaction is provided via
that user interface, which is composed of an LCD screen, push
buttons, and two dials, and which is located on the front cover of the
unit.
2
2
1.2
2
2
The instructions contained in this document are intended to guide
you through the operation of the unit. Damage caused by non-
2
observance of these instructions are not under the responsibility of
2
Daikin.
3
3
▪ The original documentation is written in English. All other
3
3
▪ The precautions described in this document are written for users
3
▪ Please read the instructions in the manual carefully, for your
3
3
4
▪ Please keep this manual for future reference throughout the unit's
4
4
▪ Request the installer to inform you about the settings that he
4
4
4
1.2.1
4
4
5
5
5
6
6
6
7
7
7
7
7
7
8
8
9
10
10
2
10
10
Always observe the following safety instructions and regulations.
2.1
Domestic hot water
supply
Instantaneous
Heating only
Heating only
About the documentation
languages are translations.
and cover very important topics, follow them carefully.
safety and health.
period of use.
made to configure your system.
Meaning of warnings and symbols
Indicates a situation that results in death or serious injury.
Indicates a situation that could result in death or serious
injury.
Indicates a situation that could result in minor or moderate
injury.
NOTICE
Indicates a situation that could result in equipment or
property damage.
INFORMATION
Indicates useful tips or additional information.
Safety instructions
Installation
WARNING
Installation, service, maintenance and repair of the boiler
can only be carried out by suitably qualified competent
persons, in accordance with the applicable legislation,
regulations, rules and guidelines.
WARNING
The unit may only be operated with its casing properly
mounted. Otherwise, in unfavourable conditions, material
damage or even injury or death can result.
CAUTION
A discharge pipe must be connected to the condensate
trap in order to prevent contact with the condensate.
D2C18ND024A5AA + D2HND012/18A5AA
Wall-mounted condensing boiler
3P469438-9H - 2018.05
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