Mitsubishi Electric RCN-K-E, Installation Manual

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7
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PHA012D038
CAUTION DO NOT install it in the following places.
1. Places exposed to direct sunlight
3. Places near heat devices
5. High humidity places
Detach the back lid.
Insert the batteries. (two AAA batteries)
Reattach the back lid.
Wood screw
Holder for
remote controller
Ensure the correct
polarity when
inserting.
In case of plural setting, check the operation distance of wireless remote controller, and avoid mixed
communication.
Refer to
7 Wireless remote controller unit operation distance on page 364 about the operation distance.
It is necessary to change setting of interface PCB and wireless remote controller.
(1) Interface PCB
Set SW1-1 to “OFF” position.
(2) Wireless remote controller
Pressing ACL and AIR FLOW button at the same time or inserting the batteries with
pressing AIR FLOW button will customize the signal.
VRF system (except heat recovery 3-pipe system) cannot be operated in Auto mode.
Make sure to set the remote controller 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 directly exposed to oil mist or steam
6. Uneven surface
Installation tips for the remote controller holder
How to insert batteries
Setting to avoid mixed communication
Setting to disable the Auto mode operation
Up to two wireless kit or wired remote controller can be installed in one indoor unit group.
When two wireless kit or wired remote controller are used, it is necessary to change setting on the PCB to slave.
Master/Slave setting when using plural remote controllers
Switch Setting
Master
Slave
Contents
Master remote controller
Slave remote controller
Wired remote controller: SW1
Wireless kit: SW1-2
Function setting of interface PCB and wireless remote controller 5
• Adjust and keep the holder up right.
• Tighten the screw to the end to avoid scratching the remote controller.
• DO NOT attach the holder on plaster wall.
How to install the wireless remote controller 4
1
2
3
5
8
6
Trial operation 8
The backup switch is provided on the receiver section. It is possible to use the backup switch as shown in the
figure below. When operation from the wireless remote controller unit is not possible (due to flat batteries, a
mislaid unit, a unit failure), the backup switch can be used as an emergency means. The backup switch is
operated 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).
Fan speed: Hi fan, Temperature setting: 23
o
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 controller, 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 the air conditioner can not operate properly during the test run, check wiring according to the trouble shooting
guides.
Backup switch
Cooling test run operation
Backup switch
<
FDK71
> <
FDK22-56
>
7
Backup switch
NOTE
1. After over 2 minute from power on, operate the wireless remote controller.
The operation is invalid during 2 minute from power on.
2. Check indicator lamp “check1” / “check2” shows error code.
The number of blinking shows the error code number of tens/ones place and check1/check2 corresponds to
tens/ones place.
Wiring 6
Wireless remote controller operation distance 7
Up to 16 indoor units can be connected.
Connect indoor units with each other with 2-core wires. As
for size, refer to the following note.
The receiver wires must be connected only with the indoor
unit that will be operated by the remote controller directly.
Use the rotary SW1 and SW2 provided on the indoor unit
PCB (Printed circuit board) to set unique remote control
communication address avoiding duplication.
Points for attention in connecting a plural number of indoor units
[Condition]
Illuminance at the receiver area: 360 lux.
Control plural indoor units with one remote controller
Restrictions on the thickness and length of wire
(Maximum total extension 600m.)
Standard Within 100m x 0.3mm
2
Within 200m x 0.5mm
2
Within 300m x 0.75mm
2
Within 400m x 1.25mm
2
Within 600m x 2.0mm
2
1
2
3
1
2
60
o
60
o
(Top view)
5m
5m
Receivable range Receivable range
5m
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)
60
o
5m
Receivable range
(Top view)
Outdoor unit
No.01
Indoor unit
Outdoor No.01
Indoor No.01
Indoor unit
Outdoor No.01
Indoor No.02
Indoor unit
Outdoor No.02
Indoor No.04
Indoor unit
Outdoor No.02
Indoor No.05
Indoor unit
Outdoor No.02
Indoor No.06 Indoor unit
Outdoor No.01
Indoor No.03
Outdoor unit
No.02
Interface PCB
Receiver
8
Remote controller line
(No polarity)
1m
2.0m
Floor surface
Within 5m
Wireless remote
controller unit