Daikin Altherma 3 M - About this document

Table of contents
Installer reference guide
4
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
4P620241-1 – 2020.06
11.6.3 Main zone ....................................................................................................................................................... 154
11.6.4 Additional zone............................................................................................................................................... 163
11.6.5 Space heating/cooling .................................................................................................................................... 168
11.6.6 Tank................................................................................................................................................................. 176
11.6.7 User settings ................................................................................................................................................... 184
11.6.8 Information..................................................................................................................................................... 188
11.6.9 Installer settings ............................................................................................................................................. 189
11.6.10 Commissioning ............................................................................................................................................... 214
11.6.11 Operation........................................................................................................................................................ 214
11.6.12 WLAN .............................................................................................................................................................. 214
11.7 Menu structure: Overview user settings........................................................................................................................ 217
11.8 Menu structure: Overview installer settings.................................................................................................................. 219
12 Commissioning 220
12.1 Overview: Commissioning .............................................................................................................................................. 220
12.2 Precautions when commissioning .................................................................................................................................. 221
12.3 Checklist before commissioning ..................................................................................................................................... 221
12.4 Checklist during commissioning ..................................................................................................................................... 222
12.4.1 Minimum flow rate......................................................................................................................................... 222
12.4.2 Air purge function........................................................................................................................................... 223
12.4.3 Operation test run.......................................................................................................................................... 225
12.4.4 Actuator test run ............................................................................................................................................ 226
12.4.5 Underfloor heating screed dryout ................................................................................................................. 227
13 Hand-over to the user 230
14 Maintenance and service 231
14.1 Maintenance safety precautions .................................................................................................................................... 231
14.2 Yearly maintenance ........................................................................................................................................................ 231
14.2.1 Yearly maintenance outdoor unit: overview ................................................................................................. 231
14.2.2 Yearly maintenance outdoor unit: instructions............................................................................................. 232
15 Troubleshooting 234
15.1 Overview: Troubleshooting ............................................................................................................................................ 234
15.2 Precautions when troubleshooting ................................................................................................................................ 234
15.3 Solving problems based on symptoms........................................................................................................................... 235
15.3.1 Symptom: The unit is NOT heating or cooling as expected........................................................................... 235
15.3.2 Symptom: Hot water does NOT reach the desired temperature.................................................................. 235
15.3.3 Symptom: The compressor does NOT start (space heating or domestic water heating) ............................ 236
15.3.4 Symptom: The system is making gurgling noises after commissioning ........................................................ 236
15.3.5 Symptom: The pump is blocked..................................................................................................................... 237
15.3.6 Symptom: The pump is making noise (cavitation)......................................................................................... 237
15.3.7 Symptom: The pressure relief valve opens.................................................................................................... 238
15.3.8 Symptom: The water pressure relief valve leaks........................................................................................... 238
15.3.9 Symptom: The space is NOT sufficiently heated at low outdoor temperatures........................................... 239
15.3.10 Symptom: The pressure at the tapping point is temporarily unusually high................................................ 240
15.3.11 Symptom: Tank disinfection function is NOT completed correctly (AH-error)............................................. 240
15.4 Solving problems based on error codes ......................................................................................................................... 240
15.4.1 To display the help text in case of a malfunction .......................................................................................... 241
15.4.2 Error codes of the unit ................................................................................................................................... 241
16 Disposal 246
16.1 To recover refrigerant..................................................................................................................................................... 246
16.1.1 To open the stop valves ................................................................................................................................. 247
16.1.2 To manually open the electronic expansion valves....................................................................................... 247
16.1.3 Recovery mode — In case of 3N~ models (7-segments display) .................................................................. 248
16.1.4 Recovery mode — In case of 1N~ models (7-LEDs display) .......................................................................... 251
17 Technical data 253
17.1 Service space: Outdoor unit ........................................................................................................................................... 254
17.2 Piping diagram: Outdoor unit ......................................................................................................................................... 256
17.3 Wiring diagram: Outdoor unit ........................................................................................................................................ 258
18 Glossary 266
19 Field settings table 267