Daikin EWAA011DAV3P, User Reference Manual, Page: 2 / 56

Table of contents
User reference guide
2
EWAA011~016DA + EWYA009~016DA
Packaged air-cooled water chillers
and packaged air to water heat pumps
4P620246-1A – 2021.02
Table of contents
1 About this document 4
1.1 Meaning of warnings and symbols................................................................................................................................. 5
2 User safety instructions 7
2.1 General............................................................................................................................................................................ 7
2.2 Instructions for safe operation ....................................................................................................................................... 8
3 About the system 10
3.1 Components in a typical system layout.......................................................................................................................... 10
4 Quick guide 11
4.1 User permission level...................................................................................................................................................... 11
4.2 Space heating/cooling..................................................................................................................................................... 11
5 Operation 15
5.1 User interface: Overview ................................................................................................................................................ 15
5.2 Menu structure: Overview user settings........................................................................................................................ 17
5.3 Possible screens: Overview............................................................................................................................................. 18
5.3.1
Home screen................................................................................................................................................... 18
5.3.2 Main menu screen.......................................................................................................................................... 20
5.3.3 Setpoint screen............................................................................................................................................... 21
5.3.4 Detailed screen with values ........................................................................................................................... 22
5.4 Turning operation ON or OFF ......................................................................................................................................... 23
5.4.1
Visual indication.............................................................................................................................................. 23
5.4.2 To turn ON or OFF .......................................................................................................................................... 23
5.5 Reading out information................................................................................................................................................. 24
5.6 Space heating/cooling control........................................................................................................................................ 24
5.6.1
About space heating/cooling control............................................................................................................. 24
5.6.2 Setting the space operation mode................................................................................................................. 24
5.6.3 Determining which temperature control you are using................................................................................ 26
5.6.4 To change the desired room temperature .................................................................................................... 26
5.6.5 To change the desired leaving water temperature ....................................................................................... 27
5.7 Preset values and schedules........................................................................................................................................... 28
5.7.1
Using preset values......................................................................................................................................... 28
5.7.2 Using and programming schedules................................................................................................................ 29
5.7.3 Schedule screen: Example.............................................................................................................................. 31
5.7.4 Setting the energy prices................................................................................................................................ 36
5.8 Weather-dependent curve ............................................................................................................................................. 38
5.8.1
What is a weather-dependent curve? ........................................................................................................... 38
5.8.2 2-points curve................................................................................................................................................. 38
5.8.3 Slope-offset curve........................................................................................................................................... 39
5.8.4 Using weather-dependent curves.................................................................................................................. 41
5.9 Other functionalities ....................................................................................................................................................... 42
5.9.1
To configure time and date............................................................................................................................ 42
5.9.2 Using quiet mode ........................................................................................................................................... 42
5.9.3 Using holiday mode ........................................................................................................................................ 43
5.9.4 Using WLAN .................................................................................................................................................... 44
6 Energy saving tips 46
7 Maintenance and service 47
7.1 Overview: Maintenance and service .............................................................................................................................. 47
8 Troubleshooting 48
8.1 To display the help text in case of a malfunction........................................................................................................... 48
8.2 To check the malfunction history ................................................................................................................................... 48
8.3 Symptom: You are feeling too cold (hot) in your living room........................................................................................ 49
8.4 Symptom: Unit failure..................................................................................................................................................... 49
8.5 Symptom: The system is making gurgling noises after commissioning......................................................................... 50
9 Relocation 51
9.1 Overview: Relocation ...................................................................................................................................................... 51
10 Disposal 52
11 Glossary 53
12 Installer settings: Tables to be filled in by installer 54