Daikin Altherma 3 H HT W EPRA14DAV3 Installer's Reference Manual page 4

Table of contents
Installer reference guide
4
10.3.3 Main menu screen.......................................................................................................................................... 137
10.3.4 Menu screen................................................................................................................................................... 138
10.3.5 Setpoint screen............................................................................................................................................... 138
10.3.6 Detailed screen with values ........................................................................................................................... 139
10.3.7 Schedule screen: Example.............................................................................................................................. 139
10.4 Weather-dependent curve ............................................................................................................................................. 144
10.4.1 What is a weather-dependent curve? ........................................................................................................... 144
10.4.2 2-points curve................................................................................................................................................. 144
10.4.3 Slope-offset curve........................................................................................................................................... 145
10.4.4 Using weather-dependent curves.................................................................................................................. 147
10.5 Settings menu ................................................................................................................................................................. 149
10.5.1 Malfunctioning ............................................................................................................................................... 149
10.5.2 Room............................................................................................................................................................... 149
10.5.3 Main zone ....................................................................................................................................................... 153
10.5.4 Additional zone............................................................................................................................................... 163
10.5.5 Space heating/cooling .................................................................................................................................... 168
10.5.6 Tank................................................................................................................................................................. 177
10.5.7 User settings ................................................................................................................................................... 184
10.5.8 Information..................................................................................................................................................... 188
10.5.9 Installer settings ............................................................................................................................................. 189
10.5.10 Commissioning ............................................................................................................................................... 215
10.5.11 User profile ..................................................................................................................................................... 215
10.5.12 Operation........................................................................................................................................................ 215
10.5.13 WLAN .............................................................................................................................................................. 216
10.6 Menu structure: Overview user settings........................................................................................................................ 218
10.7 Menu structure: Overview installer settings.................................................................................................................. 219
11 Commissioning
11.1 Overview: Commissioning .............................................................................................................................................. 221
11.2 Precautions when commissioning .................................................................................................................................. 222
11.3 Checklist before commissioning..................................................................................................................................... 222
11.4 Checklist during commissioning ..................................................................................................................................... 223
11.4.1 Minimum flow rate......................................................................................................................................... 223
11.4.2 Air purge function........................................................................................................................................... 224
11.4.3 Operation test run.......................................................................................................................................... 225
11.4.4 Actuator test run ............................................................................................................................................ 226
11.4.5 Underfloor heating screed dryout ................................................................................................................. 227
12 Hand-over to the user
13 Maintenance and service
13.1 Overview: Maintenance and service .............................................................................................................................. 232
13.2 Maintenance safety precautions.................................................................................................................................... 232
13.3 Yearly maintenance ........................................................................................................................................................ 233
13.3.1 Yearly maintenance outdoor unit: overview ................................................................................................. 233
13.3.2 Yearly maintenance outdoor unit: instructions............................................................................................. 233
13.3.3 Yearly maintenance indoor unit: overview.................................................................................................... 233
13.3.4 Yearly maintenance indoor unit: instructions ............................................................................................... 233
13.4 About cleaning the water filter in case of trouble ......................................................................................................... 235
13.4.1 To remove the water filter ............................................................................................................................. 236
13.4.2 To clean the water filter in case of trouble.................................................................................................... 236
13.4.3 To install the water filter ................................................................................................................................ 237
14 Troubleshooting
14.1 Overview: Troubleshooting ............................................................................................................................................ 239
14.2 Precautions when troubleshooting ................................................................................................................................ 239
14.3 Solving problems based on symptoms........................................................................................................................... 240
14.3.1 Symptom: The unit is NOT heating or cooling as expected........................................................................... 240
14.3.2 Symptom: Hot water does NOT reach the desired temperature.................................................................. 241
14.3.3 Symptom: The compressor does NOT start (space heating or domestic water heating) ............................ 241
14.3.4 Symptom: The system is making gurgling noises after commissioning ........................................................ 241
14.3.5 Symptom: The pump is blocked..................................................................................................................... 242
14.3.6 Symptom: The pump is making noise (cavitation)......................................................................................... 242
14.3.7 Symptom: The pressure relief valve opens.................................................................................................... 243
14.3.8 Symptom: The water pressure relief valve leaks........................................................................................... 244
14.3.9 Symptom: The space is NOT sufficiently heated at low outdoor temperatures........................................... 244
14.3.10 Symptom: The pressure at the tapping point is temporarily unusually high................................................ 245
14.3.11 Symptom: Tank disinfection function is NOT completed correctly (AH-error)............................................. 245
14.4 Solving problems based on error codes ......................................................................................................................... 246
14.4.1 To display the help text in case of a malfunction .......................................................................................... 246
14.4.2 Error codes: Overview .................................................................................................................................... 246
EPRA14~18DAV3+W1 + ETBH/X16EF6V+9W
Daikin Altherma 3 H HT W
4P644736-1 - 2021.02
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