Daikin ERLA03DAV3 - Unit Installation; Preparing the Installation Site

7 | Unit installation
Installer reference guide
48
ERLA03DAV3 + EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1B – 2021.10
7 Unit installation
INFORMATION
This unit is a heating only model. Therefore, all references to cooling in this
document are NOT applicable.
In this chapter
7.1 Preparing the installation site ................................................................................................................................................ 48
7.1.1 Installation site requirements of the outdoor unit ............................................................................................... 49
7.1.2 Additional installation site requirements of the outdoor unit in cold climates ................................................... 51
7.1.3 Installation site requirements of the indoor unit .................................................................................................. 52
7.2 Opening and closing the units................................................................................................................................................ 54
7.2.1 About opening the units ........................................................................................................................................ 54
7.2.2 To open the outdoor unit ...................................................................................................................................... 54
7.2.3 To close the outdoor unit....................................................................................................................................... 54
7.2.4 To open the indoor unit ......................................................................................................................................... 55
7.2.5 To lower the switch box on the indoor unit .......................................................................................................... 57
7.2.6 To close the indoor unit ......................................................................................................................................... 58
7.3 Mounting the outdoor unit .................................................................................................................................................... 58
7.3.1 About mounting the outdoor unit ......................................................................................................................... 58
7.3.2 Precautions when mounting the outdoor unit...................................................................................................... 58
7.3.3 To provide the installation structure ..................................................................................................................... 58
7.3.4 To install the outdoor unit ..................................................................................................................................... 59
7.3.5 To provide drainage ............................................................................................................................................... 59
7.3.6 To prevent the outdoor unit from falling over ...................................................................................................... 60
7.4 Mounting the indoor unit....................................................................................................................................................... 61
7.4.1 About mounting the indoor unit............................................................................................................................ 61
7.4.2 Precautions when mounting the indoor unit ........................................................................................................ 61
7.4.3 To install the indoor unit........................................................................................................................................ 61
7.4.4 To connect the drain hose to the drain ................................................................................................................. 62
7.5 Finishing the outdoor unit installation................................................................................................................................... 63
7.5.1 To finish the outdoor unit installation ................................................................................................................... 63
7.1 Preparing the installation site
Choose an installation location with sufficient space for carrying the unit in and out
of the site.
Do NOT install the unit in places often used as work place. In case of construction
works (e.g. grinding works) where a lot of dust is created, the unit MUST be
covered.
NOTICE
This unit is designed for operation on 2 temperature zones:
▪ underfloor heating in the main zone, this is the zone with the lowest water
temperature,
▪ radiators in the additional zone, this is the zone with the highest water
temperature.
WARNING
The appliance shall be stored in a room without continuously operating ignition
sources (example: open flames, an operating gas appliance or an operating electric
heater).