Table of contents
Installer reference guide
5
ERGA04~08EAV3(A) + EHVH04+08SU18+23EA6V
Daikin Altherma 3 R F
4P629090-1 – 2020.08
13.3.3 Yearly maintenance indoor unit: overview.................................................................................................... 227
13.3.4 Yearly maintenance indoor unit: instructions ............................................................................................... 227
13.4 To drain the domestic hot water tank............................................................................................................................ 230
13.5 To inspect the inside of the domestic hot water tank ................................................................................................... 231
13.6 About cleaning the water filter in case of trouble ......................................................................................................... 232
13.6.1 To remove the water filter ............................................................................................................................. 232
13.6.2 To clean the water filter in case of trouble.................................................................................................... 233
13.6.3 To install the water filter ................................................................................................................................ 234
14 Troubleshooting 235
14.1 Overview: Troubleshooting ............................................................................................................................................ 235
14.2 Precautions when troubleshooting ................................................................................................................................ 235
14.3 Solving problems based on symptoms........................................................................................................................... 236
14.3.1 Symptom: The unit is NOT heating or cooling as expected........................................................................... 236
14.3.2 Symptom: Hot water does NOT reach the desired temperature.................................................................. 237
14.3.3 Symptom: The compressor does NOT start (space heating or domestic water heating) ............................ 237
14.3.4 Symptom: The system is making gurgling noises after commissioning ........................................................ 237
14.3.5 Symptom: The pump is making noise (cavitation)......................................................................................... 238
14.3.6 Symptom: The pressure relief valve opens.................................................................................................... 238
14.3.7 Symptom: The water pressure relief valve leaks........................................................................................... 239
14.3.8 Symptom: The space is NOT sufficiently heated at low outdoor temperatures........................................... 239
14.3.9 Symptom: The pressure at the tapping point is temporarily unusually high................................................ 240
14.3.10 Symptom: Decoration panels are pushed away due to a swollen tank ........................................................ 240
14.3.11 Symptom: Tank disinfection function is NOT completed correctly (AH-error)............................................. 240
14.4 Solving problems based on error codes ......................................................................................................................... 241
14.4.1 To display the help text in case of a malfunction .......................................................................................... 241
14.4.2 Error codes: Overview .................................................................................................................................... 242
15 Disposal 246
15.1 Overview: Disposal.......................................................................................................................................................... 246
15.2 To pump down ................................................................................................................................................................ 246
15.3 To start and stop forced cooling..................................................................................................................................... 247
16 Technical data 249
16.1 Piping diagram: Outdoor unit ......................................................................................................................................... 249
16.2 Piping diagram: Indoor unit ............................................................................................................................................ 251
16.3 Wiring diagram: Outdoor unit ........................................................................................................................................ 252
16.4 Wiring diagram: Indoor unit ........................................................................................................................................... 254
16.5 Table 1 – Maximum refrigerant charge allowed in a room: indoor unit ....................................................................... 260
16.6 Table 2 – Minimum floor area: indoor unit.................................................................................................................... 261
16.7 Table 3 – Minimum venting opening area for natural ventilation: indoor unit ............................................................ 261
16.8 ESP curve: Indoor unit..................................................................................................................................................... 263
16.9 Technical specifications: Domestic hot water tank........................................................................................................ 263
16.9.1 Test results in accordance with EN12897 (2016) .......................................................................................... 263
16.9.2 Warning label.................................................................................................................................................. 264
17 Glossary 265
18 Field settings table 266
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