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No.
12
Item
Frequency fixed
operation
(Test run)
Outline of specifications
<In case of wired remote controller>
1. When pushing [CHECK] button for 4 seconds or more,
[TEST] is displayed on the display screen and the
mode enters in Test run mode.
2. Push [ON/OFF] button.
3. Using [MODE] button, change the mode from [COOL]
to [HEAT].
• Do not use other mode than [COOL]/[HEAT] mode.
• During test run operation, the temperature cannot be
adjusted.
• An error is detected as usual.
• A frequency fixed operation is performed.
4. After the test run, push [ON/OFF] button to stop the
operation. (Display in the display part is same as the
procedure in item 1).)
5. Push [CHECK] button to clear the test run mode.
([TEST] display in the display part disappears and the
status returns to the normal stop status.)
<In case of wireless remote controller>
(Option for 4-way air discharge cassette type only)
1. Turn off the power of the set.
Remove the adjuster with sensors from the ceiling
panel.
2. Turn Bit [1: TEST] of sensor P.C. board switch [S003]
from OFF to ON.
Attach the sensor P.C. board cover and mount the
adjuster with sensors to the ceiling panel.
Turn on the power of the set.
3. Push [ON/OFF] button of the wireless remote controller
and set the operation mode to [COOL] or [HEAT] using
[MODE] button.
(During test run operation, all the display lamps of
wireless remote controller sensors flash.)
• Do not use other mode than [COOL]/[HEAT] mode.
• An error is detected as usual.
• A frequency fixed operation is performed.
4. After the test run, push [ON/OFF] button to stop the
operation.
5. Turn off the power of the set.
Turn Bit [1: TEST] of sensor P.C. board switch [S003]
from ON to OFF.
Mount the adjuster with sensors to the ceiling panel.
Remarks
1) The operation time of the indoor fan is calculated, the
filter reset signal is sent to the remote controller when
the specified time (2500H) has passed, and it is
displayed on LCD.
2) When the filter reset signal has been received from the
remote controller, time of the calculation timer is
cleared. In this case, the measurement time is reset if
the specified time has passed, and display on LCD
disappears.
13 Filter sign display
(Except wireless
type)
[FILTER] goes on.