Definitions; General Safety Precautions; Introduction; General Information - Daikin altherma EMRQ8AAY1 Installation Manual

1. D
EFINITIONS
Installation manual:
Instruction manual specified for a certain product or application,
explaining how to install, configure and maintain it.
Danger:
Indicates an imminently hazardous situation which, if not avoided, will
result in death or serious injury.
Warning:
Indicates a potentially hazardous situation which, if not avoided,
could result in death or serious injury.
Caution:
Indicates a potentially hazardous situation which, if not avoided, may
result in minor or moderate injury. It may also be used to alert against
unsafe practices.
Note:
Indicates situations that may result in equipment or property-damage
accidents only.
Dealer:
Sales distributor for products as per the subject of this manual.
Installer:
Technical skilled person who is qualified to install products as per the
subject of this manual.
Service agent:
Qualified person who can perform or coordinate the required service
to the unit.
Legislation:
All international, European, national and local directives, laws,
regulations and/or codes which are relevant and applicable for a
certain product or domain.
Accessories:
Equipment which is delivered with the unit and which needs to be
installed according to instructions in the documentation.
Optional equipment:
Equipment which can optionally be combined to the products as per
the subject of this manual.
Field supply:
Equipment which needs to be installed according to instructions in
this manual, but which are not supplied by Daikin.
EMRQ8~16AAY1
Daikin Altherma outdoor unit
4PW61262-1B – 2013.11
2. G S
ENERAL AFETY PRECAUTIONS
All activities described in this manual shall be carried out by an
installer.
Be sure to wear adequate personal protection equipment (protection
gloves, safety glasses, ...) when performing installation, maintenance
or service to the unit.
If not sure of installation procedures or operation of the unit, always
contact your local dealer for advice and information.
Improper installation or attachment of equipment or accessories
could result in electric shock, short-circuit, leaks, fire or other damage
to the equipment. Be sure only to use accessories and optional
equipment made by Daikin which are specially designed for use with
the products as of subject in this manual and have them installed by
an installer.
DANGER: ELECTRICAL SHOCK
Switch off all power supply before removing the switchbox
service panel or before making any connections or
touching electrical parts.
To avoid electric shock, be sure to disconnect the power
supply 1 minute or more before servicing the electrical
parts. Even after 1 minute, always measure the voltage at
the terminals of main circuit capacitors or electrical parts
and, before touching, be sure that those voltages are
50 V DC or less.
When service panels are removed, live parts can easily be
touched by accident. Never leave the unit unattended
during installation or servicing when the service panel is
removed.
DANGER: DO NOT TOUCH PIPING AND INTERNAL
PARTS
Do not touch the refrigerant piping, water piping or internal
parts during and immediately after operation. The piping
and internal parts may be hot or cold depending on the
working condition of the unit.
Your hand may suffer burns or frostbite if you touch the
piping or internal parts. To avoid injury, give the piping and
internal parts time to return to normal temperature or, if
you must touch them, be sure to wear protective gloves.
3. I
NTRODUCTION

3.1. General information

This installation manual concerns Daikin Altherma air to water
inverter heat pump units of the Daikin EMRQ series.
These units are intended for outdoor installation and aimed for
apartment or other multi user buildings.
The unit is mainly designed for heating operation. If heat pump type
indoor units are connected, cooling and heat recovery operation is
also possible.
These units have heating capacities ranging from 22.4 to 45 kW and
cooling capacities rating from 20 to 40 kW.
The outdoor unit is designed to work in heating mode at ambient
temperatures from –20°C to 20°C and in cooling mode at ambient
temperatures from 10°C to 43°C.
NOTE Design of the system must not be done at tempera-
tures below –15°C.
Installation manual
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