Daikin EWAA Series, Installation Manual

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4 Unit installation
Installation manual
8
EWAA011~016DA + EWYA009~016DA
Packaged air-cooled water chillers
and packaged air to water heat pumps
4P620240-1 – 2020.06
English Translation
General General
No top-side obstacle No top-side obstacle
S discharge-side
obstacle S discharge-side
obstacle
Suction-side obstacle Suction-side obstacle
Top-side obstacle Top-side obstacle
Wall height unrestricted Wall height unrestricted
Wall on discharge side Wall on discharge side
Wall on suction side Wall on suction side
The outdoor unit is designed for outdoor installation only, and for the
following ambient temperatures:
Cooling mode 10~43°C
Heating mode –25~35°C
Mind the measurement guidelines:
Maximum distance between outdoor unit and
external backup heater kit 10 m
Special requirements for R32
The outdoor unit contains an internal refrigerant circuit (R32), but
you do NOT have to do any refrigerant field piping, or refrigerant
charging.
Mind the following requirements and precautions:
WARNING
▪ Do NOT pierce or burn.
▪ Do NOT use means to accelerate the defrosting
process or to clean the equipment, other than those
recommended by the manufacturer.
▪ Be aware that R32 refrigerant does NOT contain an
odour.
WARNING
The appliance shall be stored so as to prevent mechanical
damage and in a well-ventilated room without continuously
operating ignition sources (example: open flames, an
operating gas appliance or an operating electric heater).
WARNING
Make sure installation, servicing, maintenance and repair
comply with instructions from Daikin and with applicable
legislation (for example national gas regulation) and are
executed only by authorised persons.
4.2 Mounting the outdoor unit
4.2.1 To provide the installation structure
Use 6 sets of M12 anchor bolts, nuts and washers. Provide at least
150 mm of free space below the unit. Additionally, make sure the
unit is positioned at least 100 mm above the maximum expected
level of snow.
758
485
a
(mm)
300
>150
6× M12
a Make sure not to cover the drain holes. See "Drain holes
(dimensions in mm)" [
4
9].
INFORMATION
The recommended height of the upper protruding part of
the bolts is 20 mm.
20
NOTICE
Fix the outdoor unit to the foundation bolts using nuts with
resin washers (a). If the coating on the fastening area is
stripped off, the metal can rust easily.
a
4.2.2 To install the outdoor unit
1 Put the slings (delivered as accessories) through the unit's feet
(left and right).
2 Carry the unit by the slings, and put it onto the installation
structure.
±150
kg