Daikin ETSX16E Installer's Reference Manual page 5

EPRA14~18D + ETSH/X(B)16P30+50E
Daikin Altherma 3 H HT ECH₂O
4P679467-1D – 2023.11
14.3.9 Symptom: The space is NOT sufficiently heated at low outdoor temperatures........................................... 258
14.3.10 Symptom: Tank disinfection function is NOT completed correctly (AH-error)............................................. 259
14.4 Solving problems based on error codes ......................................................................................................................... 259
14.4.1 To display the help text in case of a malfunction .......................................................................................... 260
14.4.2 To check the malfunction history................................................................................................................... 260
14.4.3 Error codes: Overview .................................................................................................................................... 260
15 Disposal
15.1 To recover refrigerant..................................................................................................................................................... 265
15.1.1 To manually open the electronic expansion valves....................................................................................... 266
15.1.2 Recovery mode — In case of EPRA-DAV3* and EPRA-DAW1* models (7-LEDs display).............................. 267
15.1.3 Recovery mode — In case of EPRA-DBW1* models (7-segments display)................................................... 269
15.2 To drain the storage tank ............................................................................................................................................... 271
15.2.1 To drain the storage tank without a connected pressureless solar system.................................................. 271
15.2.2 To drain the storage tank with a connected pressureless solar system ....................................................... 273
16 Technical data
16.1 Service space: Outdoor unit ........................................................................................................................................... 275
16.2 Piping diagram: Outdoor unit ......................................................................................................................................... 276
16.3 Piping diagram: Indoor unit ............................................................................................................................................ 277
16.4 Wiring diagram: Outdoor unit ........................................................................................................................................ 278
16.5 Wiring diagram: Indoor unit ........................................................................................................................................... 285
16.6 ESP curve: Indoor unit..................................................................................................................................................... 291
16.7 Name plate: Indoor unit ................................................................................................................................................. 292
17 Glossary
18 Field settings table
Table of contents
265
274
293
294
Installer reference guide
5