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Table of contents
Installer reference guide
3
ERHQ+ERLQ011~016 + EHBH/X11+16CB
Daikin Altherma – Low temperature split
4P384974-1 – 2015.01
7.8.3
To connect the water piping........................................ 38
7.8.4
To fill the water circuit ................................................. 39
7.8.5
To fill the domestic hot water tank .............................. 39
7.8.6
To insulate the water piping ........................................ 39
7.9
Connecting the electrical wiring.................................................
39
7.9.1
About connecting the electrical wiring......................... 39
7.9.2
About electrical compliance ........................................ 39
7.9.3
Precautions when connecting the electrical wiring ..... 40
7.9.4
Guidelines when connecting the electrical wiring ....... 40
7.9.5
Specifications of standard wiring components............ 40
7.9.6
To connect the electrical wiring on the outdoor unit.... 41
7.9.7
To reposition the air thermistor on the outdoor unit .... 42
7.9.8
To connect the electrical wiring on the indoor unit...... 42
7.9.9
To connect the main power supply ............................. 43
7.9.10
To connect the backup heater power supply .............. 44
7.9.11
To connect the user interface ..................................... 45
7.9.12
To connect the shut-off valve...................................... 46
7.9.13
To connect the electrical meters ................................. 46
7.9.14
To connect the domestic hot water pump ................... 46
7.9.15
To connect the alarm output ....................................... 46
7.9.16
To connect the space cooling/heating ON/OFF
output .......................................................................... 46
7.9.17
To connect the changeover to external heat source... 47
7.9.18
To connect the power consumption digital inputs ....... 47
7.10
Finishing the outdoor unit installation ........................................
47
7.10.1
To finish the outdoor unit installation .......................... 47
7.10.2
To close the outdoor unit ............................................ 47
7.11
Finishing the indoor unit installation ..........................................
47
7.11.1
To fix the user interface cover to the indoor unit......... 47
7.11.2
To close the indoor unit............................................... 48
8 Configuration
48
8.1
Overview: Configuration ............................................................
48
8.1.1
To connect the PC cable to the switch box................. 48
8.1.2
To access the most used commands ......................... 48
8.1.3
To copy the system settings from the first to the
second user interface.................................................. 49
8.1.4
To copy the language set from the first to the second
user interface .............................................................. 49
8.1.5
Quick wizard: Set the system layout after first power
ON............................................................................... 50
8.2
Basic configuration ....................................................................
50
8.2.1
Quick wizard: Language / time and date..................... 50
8.2.2
Quick wizard: Standard............................................... 50
8.2.3
Quick wizard: Options ................................................. 52
8.2.4
Quick wizard: Capacities (energy metering) ............... 54
8.2.5
Space heating/cooling control..................................... 54
8.2.6
Domestic hot water control ......................................... 57
8.2.7
Contact/helpdesk number ........................................... 58
8.3
Advanced configuration/optimization.........................................
58
8.3.1
Space heating/cooling operation: advanced ............... 58
8.3.2
Domestic hot water control: advanced........................ 61
8.3.3
Heat source settings ................................................... 65
8.3.4
System settings........................................................... 68
8.4
Menu structure: Overview user settings ....................................
72
8.5
Menu structure: Overview installer settings...............................
73
9 Commissioning
74
9.1
Overview: Commissioning .........................................................
74
9.2
Precautions when commissioning .............................................
74
9.3
Checklist before commissioning ................................................
74
9.4
Checklist during commissioning ................................................
74
9.4.1
To check the minimum flow rate ................................. 74
9.4.2
Air purge function........................................................ 75
9.4.3
To perform a test run .................................................. 75
9.4.4
To perform an actuator test run .................................. 76
9.4.5
Underfloor heating screed dryout................................ 76
10 Hand-over to the user
77
11 Maintenance and service
77
11.1
Overview: Maintenance and service .......................................... 77
11.2
Maintenance safety precautions................................................. 77
11.2.1
Opening the indoor unit................................................ 77
11.3
Checklist for yearly maintenance of the outdoor unit ................. 78
11.4
Checklist for yearly maintenance of the indoor unit.................... 78
12 Troubleshooting
78
12.1
Overview: Troubleshooting......................................................... 78
12.2
Precautions when troubleshooting ............................................. 79
12.3
Solving problems based on symptoms....................................... 79
12.3.1
Symptom: The unit is NOT heating or cooling as
expected ...................................................................... 79
12.3.2
Symptom: The compressor does NOT start (space
heating or domestic water heating).............................. 79
12.3.3
Symptom: The pump is making noise (cavitation) ....... 79
12.3.4
Symptom: The pressure relief valve opens.................. 79
12.3.5
Symptom: The water pressure relief valve leaks ......... 80
12.3.6
Symptom: The space is NOT sufficiently heated at
low outdoor temperatures ............................................ 80
12.3.7
Symptom: The pressure at the tapping point is
temporarily unusual high.............................................. 80
12.3.8
Symptom: Decoration panels are pushed away due
to a swollen tank .......................................................... 80
12.3.9
Symptom: Tank disinfection function is NOT
completed correctly (AH-error)..................................... 80
12.4
Solving problems based on error codes ..................................... 81
12.4.1
Error codes: Overview ................................................. 81
13 Disposal
82
13.1
Overview: Disposal..................................................................... 82
13.2
About pump down ...................................................................... 82
13.3
To pump down............................................................................ 82
14 Technical data
83
14.1
Overview: Technical data ........................................................... 83
14.2
Dimensions and service space................................................... 83
14.2.1
Dimensions: Outdoor unit ............................................ 83
14.2.2
Service space: Outdoor unit......................................... 87
14.2.3
Dimensions and service space: Indoor unit ................. 89
14.3
Center of gravity ......................................................................... 91
14.3.1
Center of gravity: Outdoor unit..................................... 91
14.4
Components ............................................................................... 92
14.4.1
Components: Outdoor unit........................................... 92
14.4.2
Components: Indoor unit.............................................. 94
14.4.3
Components: Switch box (indoor unit) ......................... 94
14.5
Piping diagram ........................................................................... 95
14.5.1
Piping diagram: Outdoor unit ....................................... 95
14.5.2
Piping diagram: Indoor unit .......................................... 96
14.6
Wiring diagram ........................................................................... 97
14.6.1
Wiring diagram: Outdoor unit ....................................... 97
14.6.2
Wiring diagram: Indoor unit..........................................105
14.7
Technical specifications ............................................................. 111
14.7.1
Technical specifications: Outdoor unit .........................111
14.7.2
Technical specifications: Indoor unit ............................126
14.8
Operation range ......................................................................... 130
14.8.1
Operation range: Heating and cooling .........................130
14.8.2
Operation range: Domestic hot water ..........................131
14.8.3
Drain pan necessity .....................................................132
14.9
ESP curve .................................................................................. 133
14.9.1
ESP curve: Indoor unit .................................................133
15 Glossary
134
16 Field settings table
135