Table of contents
Installer reference guide
4
EPGA11~16DAV3(7) + EAVZ16S18+23DA6V(7)+9W
Daikin Altherma 3 H F
4P556075-1A – 2021.09
10.4.3 Slope-offset curve........................................................................................................................................... 102
10.4.4 Using weather-dependent curves.................................................................................................................. 103
10.5 Settings menu ................................................................................................................................................................. 105
10.5.1 Malfunctioning ............................................................................................................................................... 105
10.5.2 Room............................................................................................................................................................... 106
10.5.3 Main zone ....................................................................................................................................................... 109
10.5.4 Additional zone............................................................................................................................................... 119
10.5.5 Space heating/cooling .................................................................................................................................... 123
10.5.6 Tank................................................................................................................................................................. 131
10.5.7 User settings ................................................................................................................................................... 132
10.5.8 Information..................................................................................................................................................... 136
10.5.9 Installer settings ............................................................................................................................................. 137
10.5.10 Operation........................................................................................................................................................ 151
10.6 Menu structure: Overview user settings........................................................................................................................ 153
10.7 Menu structure: Overview installer settings.................................................................................................................. 154
11 Commissioning 155
11.1 Overview: Commissioning .............................................................................................................................................. 155
11.2 Precautions when commissioning.................................................................................................................................. 155
11.3 Checklist before commissioning..................................................................................................................................... 156
11.4 Checklist during commissioning ..................................................................................................................................... 156
11.4.1 To check the minimum flow rate ................................................................................................................... 157
11.4.2 Air purge function........................................................................................................................................... 157
11.4.3 To perform an operation test run .................................................................................................................. 159
11.4.4 To perform an actuator test run .................................................................................................................... 160
11.4.5 Underfloor heating screed dryout ................................................................................................................. 161
12 Hand-over to the user 165
13 Maintenance and service 166
13.1 Overview: Maintenance and service .............................................................................................................................. 166
13.2 Maintenance safety precautions.................................................................................................................................... 166
13.3 Checklist for yearly maintenance of the outdoor unit................................................................................................... 166
13.4 Checklist for yearly maintenance of the indoor unit ..................................................................................................... 166
13.5 To drain the domestic hot water tank............................................................................................................................ 169
13.6 About cleaning the water filter in case of trouble ......................................................................................................... 170
13.6.1 To remove the water filter ............................................................................................................................. 170
13.6.2 To clean the water filter in case of trouble.................................................................................................... 171
13.6.3 To install the water filter ................................................................................................................................ 172
14 Troubleshooting 173
14.1 Overview: Troubleshooting ............................................................................................................................................ 173
14.2 Precautions when troubleshooting ................................................................................................................................ 173
14.3 Solving problems based on symptoms........................................................................................................................... 174
14.3.1 Symptom: The unit is NOT heating or cooling as expected........................................................................... 174
14.3.2 Symptom: Hot water does NOT reach the desired temperature.................................................................. 174
14.3.3 Symptom: The compressor does NOT start (space heating or domestic water heating) ............................ 175
14.3.4 Symptom: The system is making gurgling noises after commissioning ........................................................ 175
14.3.5 Symptom: The pump is making noise (cavitation)......................................................................................... 176
14.3.6 Symptom: The pressure relief valve opens.................................................................................................... 176
14.3.7 Symptom: The water pressure relief valve leaks ........................................................................................... 177
14.3.8 Symptom: The space is NOT sufficiently heated at low outdoor temperatures........................................... 177
14.3.9 Symptom: The pressure at the tapping point is temporarily unusually high................................................ 178
14.3.10 Symptom: Decoration panels are pushed away due to a swollen tank ........................................................ 178
14.3.11 Symptom: Tank disinfection function is NOT completed correctly (AH-error)............................................. 178
14.4 Solving problems based on error codes......................................................................................................................... 179
14.4.1 To display the help text in case of a malfunction .......................................................................................... 179
14.4.2 Error codes: Overview .................................................................................................................................... 180
15 Disposal 186
15.1 To recover refrigerant..................................................................................................................................................... 186
15.1.1 To open the stop valves ................................................................................................................................. 187
15.1.2 To manually open the electronic expansion valves ....................................................................................... 187
15.1.3 Recovery mode............................................................................................................................................... 188
16 Technical data 190
16.1 Service space: Outdoor unit ........................................................................................................................................... 190
16.2 Piping diagram: Outdoor unit......................................................................................................................................... 191
16.3 Piping diagram: Indoor unit............................................................................................................................................ 192
16.4 Wiring diagram: Outdoor unit ........................................................................................................................................ 193
16.5 Wiring diagram: Indoor unit ........................................................................................................................................... 196
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