Hitachi RAC-25WPA RAC25WPA 사용자 설명서
제품 코드
RAC25WPA
10-21
STATIC PRESSURE SW is used for increasing the fan
speed according to the situation of the trial operation inside
the room with ceiling height 2.5m and above. However
noise gets slightly higher.
speed according to the situation of the trial operation inside
the room with ceiling height 2.5m and above. However
noise gets slightly higher.
Installation of Ceiling Panel
WARNING
•
Please handle the ceiling panel carefully (Be sure
not to damage or make it dirty)
not to damage or make it dirty)
INSTALL CEILING PANEL
1. Attach screws (2points) for fixing ceiling panel to
indoor unit with space of approximately 12mm
between each other. (Temporary fixing of ceiling
panel cannot be done without having space)
between each other. (Temporary fixing of ceiling
panel cannot be done without having space)
2. Press the mark “PUSH” on the left and right sides of
the suction grille.
3. Insert elongated holes (2p points) on ceiling panel to
the screws for fixing the panel and slide the panel
towards the directions shown by arrow. And fix
temporarily with screws for fixing the panel on
suction grille stopper side (2 points)
towards the directions shown by arrow. And fix
temporarily with screws for fixing the panel on
suction grille stopper side (2 points)
4. Tighten the screws for fixing the panel (4 points)
HOW TO SCREW FOR CEILING PANEL
CAUTION Fixing screw ①torque 1.47~2.45Nm.
(14~25kgf.cm)
HOW TO ARRANGE CONNECTORS AND LEAD WIRES
Connect the connectors in accordance to part A detail view,
then cover the connectors and lead wires with connector
cover③ tighten the screws for fixing the connector cover by
using tapping screw②
HOW TO INSTALL SAFETY CABLE
Fix safety cable④ connecting the ceiling panel and the
suction grille (2 portions) by using tapping screw②
suction grille (2 portions) by using tapping screw②
HIGH PRESSURE
NORMAL STA
TI
C
PR
ES
SU
R
E
The indoor
piping should
be insulated
with the
enclosed
insulation
pipe. (If the
insulator is
insufficient,
please use
commercial
products)
Be sure to
completely
seal any
gap with
putty.
The difference in height between
the indoor and outdoor unit
should be kept
The connecting pipe, on matter
big or small, should all be
insulated with insulation and
then wrapped with vinyl tape.
(The insulator will deteriorate if it
)
Drain pipe must be installed
separately. Insulate indoor part of
pipe to prevent condensation.
M
ax
im
um
pip
e le
ngt
h
M
inim
um
p
ipe
le
ngt
h
5
m
Indoor unit
Ceiling panel fixing screw①
Attach screws① for
fixing (2points) in
advance.
About
12mm
Part A detail view
Display PCB
wire harness
Display PCB wire
harness
Wire (Louver)
Joint wire (Louver)