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Room temperature control for indoor unit sensor
Depending on the installed environment, correction of the room temperature sensor may
be required.
Select the appropriate control setting according to the installed environment.
The temperature correction values show the difference from the Standard setting "00"
(manufacturer's recommended value).
* When Function 95-01(High insulation) is set, the Standard setting "00" will be the same
as No correction "01" [0.0°F (0.0°C)].
Setting
Function number
value
30
31
(For cooling)
(For heating)
Room temperature control for wired remote controller sensor
Depending on the installed environment, correction of the wire remote temperature sensor
may be required.
Select the appropriate control setting according to the installed environment.
To change this setting, set Function 42 to Both "01".
Ensure that the Thermo Sensor icon is displayed on the remote controller screen.
Setting
Function number
value
92
93
(For cooling)
(For heating)
Setting record
Record any changes to the settings in the following table.
Setting
Heat Insulation condition (building insulation)
Room temperature control for indoor unit sensor
Room temperature control for wired remote controller
sensor
After completing the Function setting, be sure to disconnect the power and reconnect it
again.
En-12
(♦... Factory setting)
Setting description
00
Standard setting*
01
No correction 0.0°F (0.0°C)
02
-1°F (-0.5°C)
03
-2°F (-1.0°C)
04
-3°F (-1.5°C)
05
-4°F (-2.0°C)
06
-5°F (-2.5°C)
07
-6°F (-3.0°C)
08
-7°F (-3.5°C)
09
-8°F (-4.0°C)
10
+1°F (+0.5°C)
11
+2°F (+1.0°C)
12
+3°F (+1.5°C)
13
+4°F (+2.0°C)
14
+5°F (+2.5°C)
15
+6°F (+3.0°C)
16
+7°F (+3.5°C)
17
+8°F (+4.0°C)
(♦... Factory setting)
Setting description
00
No correction 0.0°F (0.0°C)
01
No correction 0.0°F (0.0°C)
02
-1°F (-0.5°C)
03
-2°F (-1.0°C)
04
-3°F (-1.5°C)
05
-4°F (-2.0°C)
06
-5°F (-2.5°C)
07
-6°F (-3.0°C)
08
-7°F (-3.5°C)
09
-8°F (-4.0°C)
10
+1°F (+0.5°C)
11
+2°F (+1.0°C)
12
+3°F (+1.5°C)
13
+4°F (+2.0°C)
14
+5°F (+2.5°C)
15
+6°F (+3.0°C)
16
+7°F (+3.5°C)
17
+8°F (+4.0°C)
Setting value
Cooling
Heating
Cooling
Heating
Remote controller custom code setting
Use the following steps to select the custom code of the remote controller.
(Note that the air conditioner cannot receive a signal if the air conditioner has not been set
for the matching custom code.)
1. Press the "Start/Stop" button until only the clock is displayed on the remote controller display.
2. Press the "MODE" button for at least fi ve seconds to display the
current custom code (initially set to A).
3. Press the "Set TEMP." (
A↔B↔C↔D
code between
Match the code on the display to the air conditioner custom code.
♦
4. Press the "MODE" button again to return to the clock display.
The custom code will be changed.
If no buttons are pressed within 30 seconds after the custom code is displayed, the
system returns to the original display. In this case, start again from step 1.
Depending on the remote controller, the custom code may return to custom code A
when the batteries are replaced. In this case, if you use a code other than A, reset the
More
code after replacing the batteries.
Cooling
If you do not know the air conditioner custom code setting, try each code (A→B→C→D)
Less
until you fi nd the code which operates the air conditioner.
Heating
12. TEST RUN
Check items
(1) Is operation of each button on the remote control unit normal?
(2) Does each lamp light normally?
(3) Do airfl ow direction louvers operate normally?
(4) Is the drain normal?
Less
(5) Do not have an abnormal noise and vibration during operation?
Cooling
More
Do not operate the air conditioner in test run for a long time.
Heating
[Operation method]
Depending on your installation, choose from the following:
By the wireless remote controller
To start test run, press the "START/STOP" button and the "TEST RUN" button on the
remote controller.
To end test run, press the remote controller "START/STOP" button.
By the indoor unit
To start test run, press the "MANUAL AUTO" button of the indoor unit for more than
10 seconds (forced cooling).
To end test run, press the "MANUAL AUTO" button for more than 3 seconds or press
the remote controller "START/STOP" button.
By the wired remote controller
For the operation method, refer to the installation manual and the operating manual of
♦
the wired remote controller.
The Operation indicator lamp and Timer indicator lamp will simultaneously fl ash during the
test run mode.
Heating test run will begin in a few minutes when HEAT is selected by the remote
controller [reverse cycle model only].
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13. CUSTOMER GUIDANCE
Cooling
Less
Explain the following to the customer in accordance with the operating manual:
Heating
(1) Starting and stopping method, operation switching, temperature adjustment, timer, air
fl ow switching, and other remote control unit operations.
(2) Air fi lter removal and cleaning, and how to use the air louvers.
(3) Give the operating manual to the customer.
14. ERROR CODES
If you use a wireless remote controller, the lamp on the photo detector unit will output error
codes by way of blinking patterns. If you use a wired remote controller, error codes will ap-
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pear on the remote control display. See the lamp blinking patterns and error codes in the
Cooling
table. An error display is displayed only during operation.
More
Heating
Error display
OPERATION
lamp
(green)
(orange)
(1)
(1)
(1)
(1)
(1)
/
) button to change the custom
.
Wired
remote
TIMER
ECONOMY
controller
lamp
lamp
Error code
(green)
(1)
(2)
(5)
(6)
(8)
Description
Serial communication error
Wired remote controller
communication error
Check run unfinished
Peripheral unit transmission PCB
connection error
External communication error
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