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Installer reference guide
4
10.3.3
Main menu screen.......................................................................................................................................... 139
10.3.4
Menu screen................................................................................................................................................... 140
10.3.5
Setpoint screen............................................................................................................................................... 141
10.3.6
Detailed screen with values ........................................................................................................................... 142
10.3.7
Schedule screen: Example.............................................................................................................................. 142
10.4
Weather-dependent curve ............................................................................................................................................. 146
10.4.1
What is a weather-dependent curve? ........................................................................................................... 146
10.4.2
2-points curve................................................................................................................................................. 147
10.4.3
Slope-offset curve........................................................................................................................................... 148
10.4.4
Using weather-dependent curves.................................................................................................................. 149
10.5
Settings menu ................................................................................................................................................................. 151
10.5.1
Malfunctioning ............................................................................................................................................... 151
10.5.2
Room............................................................................................................................................................... 152
10.5.3
Main zone ....................................................................................................................................................... 156
10.5.4
Additional zone............................................................................................................................................... 167
10.5.5
Space heating/cooling .................................................................................................................................... 171
10.5.6
Tank................................................................................................................................................................. 180
10.5.7
User settings ................................................................................................................................................... 188
10.5.8
Information..................................................................................................................................................... 193
10.5.9
Installer settings ............................................................................................................................................. 194
10.5.10 Commissioning ............................................................................................................................................... 217
10.5.11 User profile ..................................................................................................................................................... 217
10.5.12 Operation........................................................................................................................................................ 218
10.5.13 WLAN .............................................................................................................................................................. 218
10.6
Menu structure: Overview user settings........................................................................................................................ 221
10.7
Menu structure: Overview installer settings.................................................................................................................. 222
11.1
Overview: Commissioning .............................................................................................................................................. 224
11.2
Precautions when commissioning .................................................................................................................................. 225
11.3
Checklist before commissioning..................................................................................................................................... 225
11.4
Checklist during commissioning ..................................................................................................................................... 226
11.4.1
Minimum flow rate......................................................................................................................................... 226
11.4.2
Air purge function........................................................................................................................................... 227
11.4.3
Operation test run.......................................................................................................................................... 228
11.4.4
Actuator test run ............................................................................................................................................ 229
11.4.5
Underfloor heating screed dryout ................................................................................................................. 230
13.1
Maintenance safety precautions.................................................................................................................................... 235
13.2
Yearly maintenance ........................................................................................................................................................ 235
13.2.1
Yearly maintenance outdoor unit: overview ................................................................................................. 235
13.2.2
Yearly maintenance outdoor unit: instructions............................................................................................. 236
13.2.3
Yearly maintenance indoor unit: overview.................................................................................................... 236
13.2.4
Yearly maintenance indoor unit: instructions ............................................................................................... 236
13.3
To drain the domestic hot water tank............................................................................................................................ 239
13.4
About cleaning the water filter in case of trouble ......................................................................................................... 239
13.4.1
To remove the water filter ............................................................................................................................. 239
13.4.2
To clean the water filter in case of trouble.................................................................................................... 240
13.4.3
To install the water filter ................................................................................................................................ 241
14.1
Overview: Troubleshooting ............................................................................................................................................ 242
14.2
Precautions when troubleshooting ................................................................................................................................ 242
14.3
Solving problems based on symptoms........................................................................................................................... 243
14.3.1
Symptom: The unit is NOT heating or cooling as expected........................................................................... 243
14.3.2
Symptom: Hot water does NOT reach the desired temperature.................................................................. 244
14.3.3
Symptom: The compressor does NOT start (space heating or domestic water heating) ............................ 244
14.3.4
Symptom: The system is making gurgling noises after commissioning ........................................................ 244
14.3.5
Symptom: The pump is blocked..................................................................................................................... 245
14.3.6
Symptom: The pump is making noise (cavitation)......................................................................................... 246
14.3.7
Symptom: The pressure relief valve opens.................................................................................................... 246
14.3.8
Symptom: The water pressure relief valve leaks........................................................................................... 247
14.3.9
Symptom: The space is NOT sufficiently heated at low outdoor temperatures........................................... 247
14.3.10 Symptom: The pressure at the tapping point is temporarily unusually high................................................ 248
14.3.11 Symptom: Tank disinfection function is NOT completed correctly (AH-error)............................................. 248
14.4
Solving problems based on error codes ......................................................................................................................... 249
14.4.1
To display the help text in case of a malfunction .......................................................................................... 249
14.4.2
Error codes of the unit ................................................................................................................................... 249
224
234
235
242
EPRA14~18D + ETVH/X16S18+23E
Daikin Altherma 3 H HT F
4P644737-1A - 2022.03
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