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EKHWET90B V3 Series
Daikin EKHWET90B V3 Series Installer's Reference Guide
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Installer reference guide
R32 Split series – Domestic hot water tank
EKHWET90BAV3
EKHWET120BAV3
https://daikintechnicaldatahub.eu
2
Table of Contents
Table of Contents
2
About this Document
5
Meaning of Warnings and Symbols
6
Installer Reference Guide at a Glance
7
General Safety Precautions
9
For the Installer
9
General
9
Installation Site
10
Refrigerant - in Case of R410A or R32
10
Water
12
Electrical
12
Specific Installer Safety Instructions
15
About the Box
20
Overview: about the Box
20
Indoor Unit
21
To Unpack the Indoor Unit
21
To Remove the Accessories from the Indoor Unit
21
About the Units and Options
22
Identification
22
Identification Label: Indoor Unit
22
Possible Options for the Indoor Unit
22
Application Guidelines
23
Overview: Application Guidelines
23
Setting up the Domestic Hot Water Tank
23
System Layout - Standalone DHW Tank
23
Selecting the Volume and Desired Temperature for the DHW Tank
24
Setup and Configuration - DHW Tank
25
Setting up the Power Consumption Control
25
Permanent Power Limitation
26
Power Limitation Process
26
Unit Installation
28
Preparing the Installation Site
28
Installation Site Requirements of the Indoor Unit
28
Special Requirements for R32 Units
29
Installation Patterns
31
Opening and Closing the Units
36
About Opening the Units
36
To Open the Indoor Unit
36
To Close the Indoor Unit
37
Mounting the Indoor Unit
37
About Mounting the Indoor Unit
37
Precautions When Mounting the Indoor Unit
37
To Install the Indoor Unit
37
Piping Installation
39
Preparing Refrigerant Piping
39
Refrigerant Piping Requirements
39
Connecting Refrigerant Piping
39
To Connect the Refrigerant Piping to the Indoor Unit
39
Preparing Water Piping
40
Water Circuit Requirements
40
Connecting Water Piping
42
About Connecting the Water Piping
42
Precautions When Connecting the Water Piping
42
To Connect the Water Piping
42
To Connect the Recirculation Piping
43
To Fill the Domestic Hot Water Tank
43
Electrical Installation
45
About Connecting the Electrical Wiring
45
Precautions When Connecting the Electrical Wiring
45
Guidelines When Connecting the Electrical Wiring
46
About Electrical Compliance
47
Connections to the Indoor Unit
47
To Connect the Main Power Supply
47
To Connect the Booster Heater Power Supply
48
To Connect the WLAN Cartridge (Delivered as Accessory)
50
Configuration
51
Overview: Configuration
51
To Access the most Used Commands
52
To Connect the PC Cable to the Switch Box
54
Configuration Wizard
54
Possible Screens
55
Possible Screens: Overview
55
Home Screen
56
Main Menu Screen
57
Menu Screen
58
Setpoint Screen
58
Detailed Screen with Values
59
Preset Values and Schedules
60
Using Preset Values
60
Using and Programming Schedules
61
Schedule Screen: Example
62
Weather-Dependent Curve
65
What Is a Weather-Dependent Curve
65
2-Points Curve
66
Slope-Offset Curve
67
Using Weather-Dependent Curves
68
Settings Menu
69
Malfunctioning
69
Tank
70
User Settings
78
Information
81
Installer Settings
82
Commissioning
87
User Profile
88
Operation
88
Wlan
88
Menu Structure: Overview User Settings
91
Menu Structure: Overview Installer Settings
92
Commissioning
93
Overview: Commissioning
93
Precautions When Commissioning
93
Checklist before Commissioning
94
Checklist During Commissioning
94
Operation Test Run
95
Actuator Test Run
95
Hand-Over to the User
97
Maintenance and Service
98
Maintenance Safety Precautions
98
Yearly Maintenance
98
Yearly Maintenance Indoor Unit: Overview
98
Yearly Maintenance Indoor Unit: Instructions
99
To Drain the Domestic Hot Water Tank
100
Troubleshooting
101
Overview: Troubleshooting
101
Precautions When Troubleshooting
101
Solving Problems Based on Symptoms
102
Symptom: Hot Water Does NOT Reach the Desired Temperature
102
Symptom: the Pressure at the Tapping Point Is Temporarily Unusually High
102
Symptom: Tank Disinfection Function Is NOT Completed Correctly (AH-Error)
102
Solving Problems Based on Error Codes
102
To Display the Help Text in Case of a Malfunction
103
Error Codes: Overview
103
Technical Data
107
Piping Diagram: Indoor Unit
108
Wiring Diagram: Indoor Unit
109
Other manuals for Daikin EKHWET90B V3 Series
User Reference Guide
52 pages
Installation Manual
30 pages
Operation Manual
16 pages
4
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Daikin EKHWET90B V3 Series Specifications
General
Brand
Daikin
Model
EKHWET90B V3 Series
Category
Air Conditioner
Language
English
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