Daikin Altherma 3 GEO Series - Domestic hot water

Table of contents
Installer reference guide
4
EGSAH/X06+10UDA9W
Daikin Altherma 3 GEO
4P598592-1A – 2019.12
9.5 Smart Grid application .................................................................................................................................................... 120
9.5.1 Smart Grid settings......................................................................................................................................... 121
9.5.2 Operation modes............................................................................................................................................ 124
9.5.3 System requirements ..................................................................................................................................... 125
9.6 Troubleshooting – LAN adapter...................................................................................................................................... 125
9.6.1 Overview: Troubleshooting............................................................................................................................ 125
9.6.2 Solving problems based on symptoms – LAN adapter .................................................................................. 125
9.6.3 Solving problems based on error codes – LAN adapter ................................................................................ 126
10 Configuration 128
10.1 Overview: Configuration................................................................................................................................................. 128
10.1.1 To access the most used commands ............................................................................................................. 128
10.2 Configuration wizard....................................................................................................................................................... 130
10.3 Possible screens .............................................................................................................................................................. 132
10.3.1 Possible screens: Overview ............................................................................................................................ 132
10.3.2 Home screen................................................................................................................................................... 132
10.3.3 Main menu screen.......................................................................................................................................... 135
10.3.4 Menu screen................................................................................................................................................... 136
10.3.5 Setpoint screen............................................................................................................................................... 136
10.3.6 Detailed screen with values ........................................................................................................................... 137
10.3.7 Schedule screen: Example.............................................................................................................................. 137
10.4 Weather-dependent curve ............................................................................................................................................. 141
10.4.1 What is a weather-dependent curve? ........................................................................................................... 141
10.4.2 2-points curve................................................................................................................................................. 142
10.4.3 Slope-offset curve........................................................................................................................................... 143
10.4.4 Using weather-dependent curves.................................................................................................................. 144
10.5 Settings menu ................................................................................................................................................................. 146
10.5.1 Malfunctioning ............................................................................................................................................... 146
10.5.2 Room............................................................................................................................................................... 147
10.5.3 Main zone ....................................................................................................................................................... 150
10.5.4 Additional zone............................................................................................................................................... 159
10.5.5 Space heating/cooling .................................................................................................................................... 164
10.5.6 Tank................................................................................................................................................................. 171
10.5.7 User settings ................................................................................................................................................... 178
10.5.8 Information..................................................................................................................................................... 182
10.5.9 Installer settings ............................................................................................................................................. 183
10.5.10 Operation........................................................................................................................................................ 195
10.6 Menu structure: Overview user settings........................................................................................................................ 197
10.7 Menu structure: Overview installer settings.................................................................................................................. 198
11 Commissioning 199
11.1 Overview: Commissioning .............................................................................................................................................. 199
11.2 Precautions when commissioning .................................................................................................................................. 200
11.3 Checklist before commissioning ..................................................................................................................................... 200
11.4 Checklist during commissioning ..................................................................................................................................... 201
11.4.1 Air purge function on the water circuit ......................................................................................................... 201
11.4.2 Air purge function on the brine circuit .......................................................................................................... 202
11.4.3 To perform an operation test run.................................................................................................................. 203
11.4.4 To perform an actuator test run .................................................................................................................... 204
11.4.5 Underfloor heating screed dryout ................................................................................................................. 206
11.4.6 To start or stop 10-day brine pump operation.............................................................................................. 208
12 Hand-over to the user 210
13 Maintenance and service 211
13.1 Maintenance safety precautions .................................................................................................................................... 211
13.2 Yearly maintenance ........................................................................................................................................................ 211
13.2.1 Yearly maintenance: overview ....................................................................................................................... 211
13.2.2 Yearly maintenance: instructions................................................................................................................... 211
13.3 To drain the domestic hot water tank............................................................................................................................ 214
13.4 To inspect the inside of the domestic hot water tank ................................................................................................... 215
14 Troubleshooting 217
14.1 Overview: Troubleshooting ............................................................................................................................................ 217
14.2 Precautions when troubleshooting ................................................................................................................................ 217
14.3 Solving problems based on symptoms........................................................................................................................... 217
14.3.1 Symptom: The unit is NOT heating as expected............................................................................................ 217
14.3.2 Symptom: The compressor does NOT start (space heating or domestic water heating) ............................ 218
14.3.3 Symptom: The pump is making noise (cavitation)......................................................................................... 219
14.3.4 Symptom: The pressure relief valve opens.................................................................................................... 219
14.3.5 Symptom: The pressure relief valve leaks ..................................................................................................... 220