Indoor/Outdoor Unit Installation Drawings - Daikin RXZ25NV1B9 Installation Manual

R32 split
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Indoor/Outdoor Unit Installation Drawings

 How to attach the indoor unit
1) Using the  marks (3 locations) on top of the indoor unit, attach the A mounting
plate hooks onto the indoor unit.
2) Attach the tabs on the bottom frame onto the A mounting plate. If the tabs are not
hooked onto the plate, remove the front grille to hook them.
(Check to see if the tabs are hooked securely.)
 How to remove the indoor unit
Push up the mark part on the bottom of the front grille
(bottom), discharge the tabs, and then remove the
unit while lifting it up.
Max. allowable piping length
Min. allowable piping length
*
Max. allowable piping height
Gas pipe
O.D. 9.5mm
Liquid pipe
O.D. 6.4mm
Max. allowable refrigerant
1.34kg
charge amount **
Refrigerant piping must be kept to a minimum.
* The suggested shortest piping length is
1.5m, in order to avoid noise from the
outdoor unit and vibration.
(Mechanical noise and vibration may
occur depending on how the unit is
installed and the environment in which it
is used.)
** Do not additionally charge refrigerant.
Wireless remote controller
D
Hook
E
Remote
controller holder
Screws
(field supply: M3 × 20L)
Set the F batteries.
F
Before screwing the E remote controller
E
holder to the wall, make sure that control
signals are properly received by indoor
unit.
In sites with poor drainage, use block
bases for outdoor unit.
Adjust foot height until the unit is
leveled. Otherwise, water leakage or
pooling of water may occur.
A
50mm or more from walls (on both sides)
10m
• If the wall on one side is sufficiently
1.5m
away, the distance from the other
8m
wall can be 20mm at the minimum.
Install the hose with a downward
slope.
Do not bend the G humidifying
G
hose more than 90°.
Cut thermal insulation pipe to an
appropriate length and wrap it
with tape, making sure that no
gap is left in the insulation pipe's
cut line.
Refrigerant piping must be
protected from physical damage.
Install a plastic cover or
equivalent.
Allow 300mm of work space
below the ceiling surface.
Where there is a danger of the unit
falling, use foot bolts, or wires.
A
Mounting plate
A
Do not install the trap to the G humidifying hose as
much as possible.
The flare connection should be installed outdoors.
G
Humidifying hose
If it is difficult to lay the G humidifying hose, cut it,
lay it, and connect it using the J joint included with
the outdoor unit or an elbow (field supply).
* Set the piping length from 1.5m to 10m.
Wrap the insulation pipe with the finishing tape from
bottom to top.
250mm from wall
Hook
Tab
Bottom frame
30mm or more from ceiling
G
G
J
CAUTION
Allow space for piping and electrical servicing.
Connect the flare from the indoor unit side.
Stop valve cover
 How to remove the stop valve
cover.
1) Remove the screw on the stop
valve cover.
2) Slide the cover downward to
remove it.
 How to attach the stop valve
cover.
1) Insert the upper part of the stop
valve cover into the outdoor unit.
2) Tighten the screws.
6

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