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indoor unit may enter the operation standby condition as described
below.
Ex. 1)
If FAN setting is selected from the control unit, the LED on the
indoor unit will fl ash and the unit will enter the operation standby
condition. Select another operation mode to clear the standby
condition.
Ex. 2) If an operation mode that is different from a currently operating
indoor unit is selected from the control unit, the LED on the in-
door unit will fl ash and the unit will enter the operation standby
condition. Select the operation mode of the currently operat-
ing indoor unit to clear the standby condition. Or, if operation
becomes possible, such as by stopping the other indoor unit,
the standby condition will be cleared and the indoor unit will
automatically start operating with the selected mode.
Number of connected network convertors
▪
Up to 100 network convertors may be connected in the VRF system.
*
A single network convertor is considered as a single refrigerant
system, irrespective of the number of connected single split type.
Compatible indoor units
J-series
Wireless RC model
Big multi
Simultaneous model
Individual model
Single split type
Wired RC model
Wireless RC model
Window type
Connectable types of indoor unit and remote controller
Connectable remote controllers
3 types of wired remote controller shown in the table below can be
connected to this unit.
Model name
RC number
UTB-
*
UB
AR-3TA
**
UTB-
*
UD
AR-6TC
**
UTY-RNN
**
AR-WAE
**
(
*
arbitrary character)
Connectable indoor units
Indoor units that accept following wired remote controllers (accesso-
ries or optional parts) are connectable with this unit.
RC number
AR-3TA
**
, AR-6TC
**
, AR-WAE
EZ-099DHSE-R, EZ-000DHSE-R, EZ-0001HSE-R,
EZ-000GHSE-R, EZ-00004HSE-R, EZ-00005HSE-R,
EZ-0015HSE-R,
EZ-0019HSE-R, EZ-099DHSEFR,
EZ-0001HSEFR, EZ-000DHSEFR, EZ-000GHSEFR,
EZ-0015HSEFR
EZ-0994HSE-R, EZ-000EHSE-R, EZ-0994HSEFR
EZ-099CWSE-R, EZ-000AWSE-R, EZ-0001WSE-R,
EZ-000FWSE-R, EZ-0012WSE-R, EZ-099CWSEFR,
EZ-0001WSEFR, EZ-000AWSEFR
EZ-09906WSE-R, EZ-000BWSE-R, EZ-09906WSEFR
EZ type remote controllers cannot control indoor units via this unit.
When you want to operate indoor units directly by remote controller, the
optional remote controller must be purchased.
Model name
YYYYYYYY
Rear View
RC number
**
6.
INSTALLING THE NETWORK CONVERTOR
WARNING
Always use the accessories and specifi ed installation work parts.
Check the state of the installation parts. Not using the specifi ed parts
will cause units to fall off, water leakage, electric shock, fi re, etc.
Install at a place that can withstand the weight of the unit and install
positively so that the unit will not topple or fall.
When installing this unit, make sure that there are no children nearby.
Otherwise, injury or electric shock could result.
Install a circuit breaker.
Otherwise, electric shock or fi re could result.
CAUTION
Do not set the DIP switch or rotary switch of this unit except as speci-
fi ed in this installation manual or the instruction manual supplied with
the air conditioner. Setting the switches other than specifi ed will cause
an accident or trouble.
Use an insulated screwdriver to set the DIP switches.
Before opening the cover of this unit, completely discharge static elec-
tricity charged on your body. Otherwise, failure or malfunction could
result.
Do not touch the circuit board and circuit board parts directly with your
hands.
Otherwise, injury or electric shock could result.
Tightening the mounting screws too tight will damage the body of this
unit.
Be careful so that the cover does not fall after the cover screws are
removed.
Otherwise, injury could result.
6. 1.
Connecting the power supply cable
for U.S.A. and Canada
(1)
Remove the 4 screws (M4 × 6 mm), and then remove the cover.
(2)
Install the conduit.
(3)
Fix the conduit with lock nut.
(4)
Pass the power supply cable through the conduit.
(5)
Connect the power supply cable to their respective terminal block
and the earth (ground).
(6)
Securely tighten the cable tie and then confi rm that the cable will
not come out.
Conduit (Power supply cable)
[Trade size: 1/2 in.]
Power supply cable
Cable tie holder
Cable
Cable tie
Earth (Ground)
Cable tie
Cable tie holder
Terminal block
for Others
(1)
Remove the 4 screws (M4 × 6 mm), and then remove the cover.
(2)
Open the knockout hole, and then install dust proof bushing. If small
animals such as insects and dust enter this unit, a short circuit may
be caused.
(3)
Make a hole in the center of the dust proof bushing with the Phillips
head screwdriver.
(4)
Pass the power supply cable through the hole of dust proof bushing
and pull it into the network convertor.
(5)
Connect the power supply cable to their respective terminal block
and the earth (ground).
(6)
Securely tighten the cable tie and then confi rm that the cable will
not come out.
Knockout hole
Lock nut
Cut
En-4
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