Daikin ERGA06DAV3, Installer'S Reference Manual

Page: 3 / 100

1 General safety precautions
Installer reference guide
3
ERGA04~08DAV3(A) + 08S18+23DA
Daikin Altherma – Low temperature split
4P495249-1 – 2017.12
7.9.3 Precautions when connecting the electrical wiring ..... 36
7.9.4 Guidelines when connecting the electrical wiring ....... 36
7.9.5 Specifications of standard wiring components............ 37
7.9.6 To connect the electrical wiring on the outdoor unit.... 37
7.9.7 To connect the electrical wiring on the indoor unit...... 38
7.9.8 To connect the main power supply ............................. 38
7.9.9 To connect the backup heater power supply .............. 39
7.9.10 To connect the shut-off valve...................................... 40
7.9.11 To connect the electrical meters ................................. 40
7.9.12 To connect the domestic hot water pump ................... 40
7.9.13 To connect the alarm output ....................................... 40
7.9.14 To connect the space heating ON/OFF output ........... 41
7.9.15 To connect the changeover to external heat source... 41
7.9.16 To connect the power consumption digital inputs ....... 41
7.9.17 To connect the safety thermostat (normal closed
contact) ....................................................................... 41
7.10 Finishing the outdoor unit installation ........................................ 42
7.10.1 To finish the outdoor unit installation .......................... 42
7.11 Finishing the indoor unit installation .......................................... 42
7.11.1 To close the indoor unit............................................... 42
8 Configuration 42
8.1 Overview: Configuration ............................................................ 42
8.1.1 To access the most used commands ......................... 43
8.2 Configuration wizard.................................................................. 43
8.3 Possible screens ....................................................................... 44
8.3.1 Possible screens: Overview........................................ 44
8.3.2 Home screen............................................................... 44
8.3.3 Main menu screen ...................................................... 45
8.3.4 Menu screen ............................................................... 45
8.3.5 Setpoint screen ........................................................... 45
8.3.6 Detailed screen with values ........................................ 45
8.3.7 Detailed screen with weather-dependent curve.......... 46
8.3.8 Schedule screen: Example ......................................... 46
8.4 Settings menu ........................................................................... 47
8.4.1 Malfunction.................................................................. 47
8.4.2 Room .......................................................................... 47
8.4.3 Main zone ................................................................... 49
8.4.4 Additional zone ........................................................... 52
8.4.5 Space heating ............................................................. 53
8.4.6 Tank ............................................................................ 56
8.4.7 User settings ............................................................... 58
8.4.8 Information .................................................................. 60
8.4.9 Installer settings .......................................................... 60
8.5 Menu structure: Overview user settings .................................... 68
8.6 Menu structure: Overview installer settings............................... 69
9 Commissioning 70
9.1 Overview: Commissioning ......................................................... 70
9.2 Precautions when commissioning ............................................. 70
9.3 Checklist before commissioning ................................................ 70
9.4 Checklist during commissioning ................................................ 70
9.4.1 To check the minimum flow rate ................................. 70
9.4.2 Air purge function........................................................ 71
9.4.3 To perform an operation test run ................................ 72
9.4.4 To perform an actuator test run .................................. 72
9.4.5 Underfloor heating screed dryout................................ 72
10 Hand-over to the user 73
11 Maintenance and service 73
11.1 Overview: Maintenance and service ......................................... 73
11.2 Maintenance safety precautions................................................ 74
11.3 Checklist for yearly maintenance of the outdoor unit ................ 74
11.4 Checklist for yearly maintenance of the indoor unit................... 74
11.4.1 To drain the domestic hot water tank.......................... 75
11.5 About cleaning the water filter in case of trouble....................... 75
11.5.1 To remove the water filter ........................................... 75
11.5.2 To clean the water filter in case of trouble .................. 76
11.5.3 To install the water filter .............................................. 76
12 Troubleshooting 77
12.1 Overview: Troubleshooting......................................................... 77
12.2 Precautions when troubleshooting ............................................. 77
12.3 Solving problems based on symptoms....................................... 77
12.3.1 Symptom: The unit is NOT heating as expected ......... 77
12.3.2 Symptom: The compressor does NOT start (space
heating or domestic water heating).............................. 77
12.3.3 Symptom: The pump is making noise (cavitation) ....... 78
12.3.4 Symptom: The pressure relief valve opens.................. 78
12.3.5 Symptom: The water pressure relief valve leaks ......... 78
12.3.6 Symptom: The space is NOT sufficiently heated at
low outdoor temperatures ............................................ 78
12.3.7 Symptom: The pressure at the tapping point is
temporarily unusually high ........................................... 79
12.3.8 Symptom: Decoration panels are pushed away due
to a swollen tank .......................................................... 79
12.3.9 Symptom: Tank disinfection function is NOT
completed correctly (AH-error)..................................... 79
12.4 Solving problems based on error codes ..................................... 79
12.4.1 To display the help text in case of a malfunction ......... 79
12.4.2 Error codes: Overview ................................................. 79
13 Disposal 81
13.1 Overview: Disposal..................................................................... 81
13.2 To pump down............................................................................ 81
13.3 To start and stop forced cooling ................................................. 81
14 Technical data 83
14.1 Piping diagram: Outdoor unit...................................................... 83
14.2 Piping diagram: Indoor unit ........................................................ 84
14.3 Wiring diagram: Outdoor unit ..................................................... 85
14.4 Wiring diagram: Indoor unit ........................................................ 86
14.5 Table 1 – Maximum refrigerant charge allowed in a room:
indoor unit................................................................................... 89
14.6 Table 2 – Minimum floor area: indoor unit .................................. 89
14.7 Table 3 – Minimum venting opening area for natural
ventilation: indoor unit ................................................................ 89
14.8 ESP curve: Indoor unit ............................................................... 90
15 Glossary 90
16 Field settings table 91
1 General safety precautions
1.1 About the documentation
▪ The original documentation is written in English. All other
languages are translations.
▪ The precautions described in this document cover very important
topics, follow them carefully.
▪ The installation of the system, and all activities described in the
installation manual and the installer reference guide MUST be
performed by an authorised installer.
1.1.1 Meaning of warnings and symbols
DANGER
Indicates a situation that results in death or serious injury.
DANGER: RISK OF ELECTROCUTION
Indicates a situation that could result in electrocution.
DANGER: RISK OF BURNING
Indicates a situation that could result in burning because of
extreme hot or cold temperatures.