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CAUTION! ELECTRIC SHOCK
• Due to high voltage, do not open control box lid for
ten minutes after the safety breaker is switched
off.
• After the box is opened, measure the voltages of
the points shown below printed circuit board with
a tester and confirm that the voltages are not
higher than DC50V.
Do not touch live parts when carrying out this work.
Residual voltage
measurement points
0
• After power failure, operation will restart automat-
ically.
Please refer to the chapter "TROUBLE SHOOTING".
That appropriate action is taken based on the
severity.
2. WHAT TO DO BEFORE
OPERATION
This operation manual is for the following systems
with standard control. Before initiating operation,
contact your Daikin dealer for the operation that cor-
responds to your system.
Outdoor unit
NOTE
• Read the operation manual that came with the
remote controller you are using.
If your installation has a customized control system,
ask your Daikin dealer for the operation that corre-
sponds to your system.
• Heat pump type
This system provides COOLING, HEATING,
AUTOMATIC, PROGRAM DRY, and FAN ONLY
OPERATION modes.
5
Control box
Printed circuit board
Indoor unit
PRECAUTIONS FOR GROUP CONTROL
SYSTEM OR TWO REMOTE CONTROLLER
CONTROL SYSTEM
This system provides two other control systems
beside individual control (one remote controller con-
trols one indoor unit) system. Confirm the following if
your unit is the following control system type.
• Group control system
One remote controller controls up to 16 indoor units.
All indoor units are equally set.
• Two remote controllers control system
Two remote controllers control one indoor unit (In case
of group control system, one group of indoor units)
NOTE
• Contact your Daikin dealer in case of changing
the combination or setting of group control and
two remote controller control systems.
• Please do not change the combination and settings for
the group operation and two remote controllers control
systems by yourself, but be sure to ask your dealer.
Names and functions of parts
Refer to figure on page 1
a
Indoor unit
b
Outdoor unit
c
Remote controller
d
Inlet air
e
Discharged air
f
Air outlet
Airflow flap (Vertical airflow direction adjust-
g
ment flap)
Airflow flap (Horizontal airflow direction
h
adjustment flap)
Refrigerant piping, electric wire connection,
i
earth wire
j
Drain pipe
Air inlet
k
The built-in air filter removes dust and dirt.
Earth wire
l
Wire to ground from the outdoor unit to pre-
vent electrical shocks and fire.
English
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