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295
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'16 • SCM-T-199
WIRELESS KIT INSTALLATION MANUAL
WARNING
CAUTION
PFA012D619A
①
Accessories
Remoto control holder
1
AAA dry cell battery (RO3)
2
Wood screw for holder
2
Wireless remote control
1
②
Preparation before installation
Æ
1
2
ON : Normal (1ch)
OFF : Customized (2ch)
Up to two receiver or wired remote control can be installed in one indoor unit group.
When two receiver or wired remote control are used, it is necessary to change SW on the PCB to set it as slave.
PCB on the receiver has the following
switches to set the function.
Default setting is shown with mark.
1. Remove four screws located on the back of the receiver and
detach the board.
2. Change the setting by the switch on PCB.
1 2 3 4
Default settings
SW1
Switch
ON
OFF
Receiver backside
Prevents interference
during plural setting
Receiver master/slave
setting
Buzzer valid/Invalid
Auto restart
SW1
SW2
SW3
SW4
ON : Master
OFF : Slave
ON : Valid
OFF : Invalid
ON : Valid
OFF : Invalid
Æ
3
Please make sure that you have all of the following accessories.
Receiver
1
Setting on site
To change setting
DO NOT install it on the following places
1. Places exposed to direct sunlight
4. Places where the receiver is influenced by the fluorescent lamp or sunlight.
2. Places near heat devices
5. Places where the receiver is affected by infrared rays of any other communication devices.
3. High humidity places
6. Places where some object may obstruct the communication with the remote control.
Use specified wire for electrical wiring, fasten the wiring to the terminal securely, and hold the cable securely in order not to apply
unexpected stress on the terminal.
Loose connections or hold could result in abnormal heat generation or fire.
Turn off the power source during servicing or inspection work.
If the power is supplied during servicing or inspection work, it could cause electric shock and injury by the operating fan.
Shut off the power before electrical wiring work.
It could cause electric shock, unit failure and improper running.
A backup switch is provided on the receiver section of the panel surface.
When operation from the wireless remote control unit is not possible (due to flat batteries, a mislaid unit, a unit
failure), you can use it as an emergency means. You should operate this switch manually.
(1) If pressed while the air-conditioner is in a halt, it will cause the air-conditioner to start operation in the
automatic mode (in the case of cooling only, in the cooling mode).
Wind speed: Hi fan, Temperature setting: 23°C, Louver: horizontal
(2) If pressed while the air-conditioner is in operation, it will stop the air-conditioner.
• After safety confirmation, turn on the power.
• Transmit a cooling operation command with the wireless remote control unit, while the backup switch on the
receiver is depressed.
• If the backup switch on the receiver is pressed during a test run, it will end the test run.
• If you cannot operate the unit properly during a test run, please check wiring by consulting with inspection
guides.
Backup switch
7-segment indicator
Light receiving section
TIMER
CHECK RUN
⑤
Receiver (continued)
Backup button
Cooling test run operation
How to read the two-digit display
A two-digit indicator (7-segment indicator) is provided on the receiver section.
(1) An indication will be displayed for one hour after power on.
(2) An indication appears for 3.5 seconds when a Stop command is sent from the wireless remote control unit
while the air-conditioner is not running.
(3) An indication appearing in (1) or (2) above will go off as soon as the unit starts operation.
(4) When there are no error records to indicate, addresses are displayed for all of the connected units.
(5) When there are some error records remaining, the error records are displayed.
(6) Error records can be cleared by transmitting a “Stop” command from the wireless remote control unit, while
the backup switch is depressed.
Up to 16 indoor units can be connected.
①
Connect indoor units with each other with 2-core wires. As for size, refer to the following note.
②
The receiver wires must be connected only with the indoor unit that will be operated by the remote control
directly.
③
Use the rotary SW1 and SW2 provided on the indoor unit PCB (Printed circuit board) to set unique remote
control communication address avoiding duplication.
⑤
Receiver
①
Standard signal receiving range
[Condition]
Illuminance at the receiver area: 360 lux.
(When no lighting fixture is located within 1m of
indoor unit in an ordinary office)
②
Points for attention in connecting a plural
number of indoor units
[Condition]
Illuminance at the receiver area: 360 lux.
(Top view)
60°
5m
5m
60°
5m
Receivable range
Receivable range
Wireless remote
control unit
1m
2.4m
60°
5m
Receivable range
Within 5m
Floor surface
(Top view)
Ceiling surface
③
How to install the receiver
CAUTION DO NOT install it on the following places.
1. Places exposed to direct sunlight
3. Places near heat devices
5. High humidity places
• Adjust and keep the holder up right
• Tighten the screw to the end to avoid scratching the
remote control.
• DO NOT attach the holder on plaster wall
①
Detach the back lid.
②
Insert the batteries. (two AAA batteries)
③
Reattach the back lid.
Wood screw
Holder for
remote control
Ensure the correct
polarity when
inserting.
④
Wireless remote control
Pressing ACL and AIR FLOW button at the same time or inserting the batteries with
pressing AIR FLOW button will customize the signal.
The receiver can be installed by replacing with a cover of the panel.
CAUTION
：
When installing the receiver after unit has been fixed,
injury due to falling may result because of working at high place.
①
Remove the cover
Insert a flat-blade screwdriver into the dented part (2 places), and wrench slightly.
②
Connect the wiring
Connect wiring of the receiver to the wiring in the back.
ATTENTION
DO NOT remove the clamp fixed the wiring.
③
Installation of the receiver
Check direction of the receiver, and fix to the panel.
CAUTION
：
Connect the connectors before installing the receiver.
In case of connecting after the receiver had been installed,
it will be necessary to remove the panel.
VRF system (except heat recovery 3-pipe system) cannot be operated in Auto mode.
Make sure to set the remote control for the models so as not to be able to choose
Auto mode.
Pressing ACL and MODE button at the same time or inserting the batteries with
pressing MODE button will make auto mode operation.
ATTENTION
When the batteries are removed, the setting will return to the default setting.
Please make sure to reset it when the batteries are replaced.
Caution
Instruct the customer to set the mentioned above when replacing the batteries.
(How to set is also mentioned in the user’s manual attached on the air-conditioner.)
Auto mode operation setting
Radio prevention mode
2. Hot surface or cold surface enough to generate condensation
4. Places exposed to oil mist or steam directly.
6. Uneven surface
Installation tips for the remote control holder
How to insert batteries
Setting to avoid mixed communication
Setting to disable the Auto mode operation
Connect
Control plural indoor units with one remote control
Wireless remote control unit operation distance
Master/Slave setting when using plural remote controls
Restrictions on the thickness and length of wire
(Maximun total extension 600m.)
Standard Within 100m x 0.3 mm
2
Within 200m x 0.5 mm
2
Within 300m x 0.75 mm
2
Within 400m x 1.25 mm
2
Within 600m x 2.0 mm
2
4
3. When switch 1 is turned to off position, change the wireless remote control setting.
(For the method of changing the setting, refer to Setting to avoid mixed communication )
Refer to Wireless remote control unit operation distance of
⑤
Receiver
in case of plural
setting.
⑤
After a unit is energized, it is possible
to display an indoor unit address by
pressing button on
the remote control unit.
Press the or button to make
sure that all indoor units connected
are displayed in order.
Ⓧ Ⓨ
Ⓐ Ⓑ
Ⓐ Ⓑ
Ⓐ Ⓑ
Ⓐ Ⓑ
Ⓧ Ⓨ
Ⓐ Ⓑ
Ⓧ Ⓨ
Ⓐ Ⓑ
Ⓧ Ⓨ
Ⓐ Ⓑ
Ⓧ Ⓨ
Ⓐ Ⓑ
Ⓧ Ⓨ
Ⓧ Ⓨ
Outdoor unit
No.01
Outdoor unit
No.02
Indoor unit
Indoor unit
Outdoor No.01
Indoor No.01
Indoor unit
Indoor unit
Indoor unit
Indoor unit
Action time
AIR CON No.
Outdoor No.02
Indoor No.04
Outdoor No.01
Indoor No.02
Outdoor No.02
Indoor No.05
Outdoor No.01
Indoor No.03
Outdoor No.02
Indoor No.06
Remote control line
(No polarity)
Place the connectors
under the panel
Groove
