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Wireless remote controller
(Except 4-way Air Discharge Cassette type, Under Ceiling type and 1-way Air Discharge Cassette type (2 Series))
1
Remove the screw which fixes the name plate to the receiver part on the wireless remote controller.
Remove the nameplate of the receiver section by inserting a minus screwdriver, into the notch at the bottom
of the plate, and set the Dip switch to [TEST RUN ON].
2
Execute a test operation with
ON / OFF
button on the wireless remote controller.
• , , and LED flash during test operation.
• Under status of [TEST RUN ON], the temperature adjustment from the wireless remote controller is not
available.
Ensure that this is not used for normal operation as equipment damage may occur.
3
Use either COOL or HEAT operation mode for a test operation.
Note) The outdoor unit does not operate for approx. 3 minutes.
After power-ON and after operation has stopped.
4
After the test operation finished, stop the
air conditioner using the wireless remote
controller, and return the Dip switch to its
original setting.
(A 60-minute timing function is designed into
the sensor section in order to prevent a
continuous test operation.)
Wireless remote controller (4-way Air Discharge Cassette type)
1
Turn OFF the power to the air conditioner.
Remove the adjust corner cap and the attached with sensor section from the ceiling panel. For removal
method, follow to the installation instructions attached to the ceiling panel.
(Be careful to handling the sensor section because cables are connected to the sensor.)
Remove the sensor cover from the adjust corner cap. (1 screw)
2
Change Bit [1: TEST] of the switch [S003] on the sensor P.C. board from OFF to ON.
Mount the sensor cover and attach the adjust corner cap with sensors to the ceiling panel.
Turn on power of the air conditioner.
3
Push
ON / OFF
button of the wireless remote controller, and select an operation mode [COOL]
or [HEAT] with
MODE
button. (All the display lamps of the wireless remote controller sensor
section flash during the test operation.)
• Do not use operation mode other than [COOL] or [HEAT].
• Errors are detected as usual.
4
When the test operation has finished, push
ON / OFF
button to stop the operation.
5
Turn off the power to the air conditioner.
Change Bit [1] of the switch [S003] on the
sensor P.C. board from ON to OFF.
Attach the adjust corner cap with
sensors to the ceiling panel.
Test operation from outdoor unit
Refer to “8-7-2. Function of Start/Stop the Indoor Unit from Outdoor Unit” in “8-7. Service Support Function”.
NOTE) The test operation returns to normal operation after 60 minutes have passed.
Sensor cover
Adjust corner cap
4321
ON
Sensor P.C. board
S003
Bit 1 : OFF
ON
Receiver unit
M4 × 25 screw
(2 pieces)
Small screw
Spacer
Notch
Nameplate