Table of Contents
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Table of contents
Table of contents
1.1
About the documentation ..........................................................
1.1.1
Meaning of warnings and symbols..............................
1.2
For the installer..........................................................................
1.2.1
General .......................................................................
1.2.2
Installation site ............................................................
1.2.3
Water ..........................................................................
1.2.4
Electrical .....................................................................
3.1
About this document..................................................................
4.1
Domestic hot water tank............................................................
4.1.1
To unpack the domestic hot water tank ......................
4.1.2
water tank ...................................................................
5.1
Identification ..............................................................................
5.1.1
Identification label: Domestic hot water tank...............
6.1
Overview: Preparation...............................................................
6.2
Preparing the installation site ....................................................
6.2.1
water tank ...................................................................
6.3
Preparing water piping ..............................................................
6.3.1
Water circuit requirements ..........................................
6.4
Preparing electrical wiring .........................................................
6.4.1
About preparing electrical wiring.................................
6.4.2
Safety device requirements ........................................
7.1
Overview: Installation ................................................................
7.2
Opening the units ......................................................................
7.2.1
water tank ...................................................................
7.3
Mounting the domestic hot water tank.......................................
7.3.1
Precautions when mounting the indoor unit................
7.3.2
To install the domestic hot water tank.........................
7.4
Connecting water piping............................................................
7.4.1
About connecting the water piping..............................
7.4.2
Precautions when connecting the water piping...........
7.4.3
To connect the water piping........................................
7.4.4
To fill the domestic hot water tank ..............................
7.4.5
To insulate the water piping ........................................
7.4.6
To connect the 3-way valve ........................................
7.5
Connecting the electrical wiring................................................. 10
7.5.1
About connecting the electrical wiring......................... 10
7.5.2
7.5.3
7.5.4
water tank ................................................................... 12
7.6
Finishing the domestic hot water tank installation ..................... 13
7.6.1
To close the domestic hot water tank ......................... 13
8.1
Checklist before commissioning................................................ 13
8.2
Checklist during commissioning ................................................ 14
10.1
Maintenance safety precautions................................................ 14
10.2
tank............................................................................................ 14
Installation manual
2
11.1
Overview: Troubleshooting......................................................... 15
11.2
Precautions when troubleshooting ............................................. 15
11.3
Solving problems based on symptoms....................................... 15
2
11.3.1
Symptom: No water flow from hot taps ........................ 15
2
11.3.2
Symptom: The water from the hot taps is cold............. 15
2
11.3.3
Symptom: Intermittent water discharge ....................... 15
3
11.3.4
Symptom: Continuous water discharge ....................... 15
3
3
3
3
13.1
Components: Domestic hot water tank ...................................... 16
4
13.2
Wiring diagram: Domestic hot water tank................................... 16
14 Glossary
5
5
5
1
General safety precautions
5
5
1.1
About the documentation
6
▪ The original documentation is written in English. All other
6
languages are translations.
6
▪ The precautions described in this document cover very important
6
topics, follow them carefully.
6
▪ The installation of the system, and all activities described in the
6
installation manual and in the installer reference guide MUST be
6
performed by an authorised installer.
6
1.1.1
Meaning of warnings and symbols
7
7
DANGER
7
Indicates a situation that results in death or serious injury.
7
8
DANGER: RISK OF ELECTROCUTION
8
Indicates a situation that could result in electrocution.
8
8
DANGER: RISK OF BURNING/SCALDING
Indicates a situation that could result in burning/scalding
8
because of extreme hot or cold temperatures.
8
8
DANGER: RISK OF EXPLOSION
8
Indicates a situation that could result in explosion.
8
8
WARNING
8
8
Indicates a situation that could result in death or serious
injury.
9
9
WARNING: FLAMMABLE MATERIAL
9
CAUTION
Indicates a situation that could result in minor or moderate
injury.
NOTICE
Indicates a situation that could result in equipment or
property damage.
13
INFORMATION
Indicates useful tips or additional information.
14
Symbols used on the unit:
Symbol
14
Before installation, read the installation and
operation manual, and the wiring instruction sheet.
Domestic hot water tank with option kit for air to water heat pump
15
16
16
17
Explanation
EKHWS150~300D3V3
system
4P510672-1C - 2023.02
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