Daikin EHVH08SU23DA6V7 [5/240] Table of contents

Daikin EHVH08SU23DA6V7 [5/240] Table of contents
Table of contents
Installer reference guide
5
ERGA04~08DAV3(A) + EHVH04+08SU18+23DA6V7
Daikin Altherma 3 R F
4P618956-1 – 2020.03
11.6 To inspect the inside of the domestic hot water tank ................................................................................................... 196
11.7 About cleaning the water filter in case of trouble ......................................................................................................... 197
11.7.1 To remove the water filter ............................................................................................................................. 197
11.7.2 To clean the water filter in case of trouble.................................................................................................... 198
11.7.3 To install the water filter ................................................................................................................................ 199
12 Troubleshooting 200
12.1 Overview: Troubleshooting ............................................................................................................................................ 200
12.2 Precautions when troubleshooting ................................................................................................................................ 200
12.3 Solving problems based on symptoms........................................................................................................................... 201
12.3.1 Symptom: The unit is NOT heating or cooling as expected........................................................................... 201
12.3.2 Symptom: Hot water does NOT reach the desired temperature.................................................................. 202
12.3.3 Symptom: The compressor does NOT start (space heating or domestic water heating) ............................ 202
12.3.4 Symptom: The system is making gurgling noises after commissioning ........................................................ 202
12.3.5 Symptom: The pump is making noise (cavitation)......................................................................................... 203
12.3.6 Symptom: The pressure relief valve opens.................................................................................................... 203
12.3.7 Symptom: The water pressure relief valve leaks........................................................................................... 204
12.3.8 Symptom: The space is NOT sufficiently heated at low outdoor temperatures........................................... 204
12.3.9 Symptom: The pressure at the tapping point is temporarily unusually high................................................ 205
12.3.10 Symptom: Decoration panels are pushed away due to a swollen tank ........................................................ 205
12.3.11 Symptom: Tank disinfection function is NOT completed correctly (AH-error)............................................. 205
12.4 Solving problems based on error codes ......................................................................................................................... 206
12.4.1 To display the help text in case of a malfunction .......................................................................................... 206
12.4.2 Error codes: Overview .................................................................................................................................... 207
13 Disposal 211
13.1 Overview: Disposal.......................................................................................................................................................... 211
13.2 To pump down ................................................................................................................................................................ 211
13.3 To start and stop forced cooling..................................................................................................................................... 212
14 Technical data 214
14.1 Piping diagram: Outdoor unit ......................................................................................................................................... 214
14.2 Piping diagram: Indoor unit ............................................................................................................................................ 215
14.3 Wiring diagram: Outdoor unit ........................................................................................................................................ 216
14.4 Wiring diagram: Indoor unit ........................................................................................................................................... 218
14.5 Table 1 – Maximum refrigerant charge allowed in a room: indoor unit ....................................................................... 224
14.6 Table 2 – Minimum floor area: indoor unit.................................................................................................................... 225
14.7 Table 3 – Minimum venting opening area for natural ventilation: indoor unit ............................................................ 225
14.8 ESP curve: Indoor unit..................................................................................................................................................... 227
14.9 Technical specifications: Domestic hot water tank........................................................................................................ 227
14.9.1 Test results in accordance with EN12897 (2016) .......................................................................................... 227
14.9.2 Warning label.................................................................................................................................................. 228
15 Glossary 229
16 Field settings table 231

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