7. Electrical work
TEMP.
ON/OFF
MENU
ON/OFF
BACK
MONITOR/SET
DAY
CHECK
PAR-21MAA
CLOCK
OPERATION
CLEAR
Fig. 7-9
Function table
Select unit number 00
Mode
Power failure automatic recovery *1
(AUTO RESTART FUNCTION)
Indoor temperature detecting
LOSSNAY connectivity
Power voltage
Select unit numbers 01 to 03 or all units (AL)
Mode
Filter sign
*1 For this model, mode no. 1 cannot be set using the remote controller. Set this mode using DIP switch SW3-1 of the indoor controller board.
Mode number
1
Setting number
2
Refrigerant address
3
Unit number
4
FILTER
TEST
Settings
Not available
Available
Indoor unit operating average
Set by indoor unit's remote controller
Remote controller's internal sensor
Not Supported
Supported (indoor unit is not equipped with outdoor-air intake)
Supported (indoor unit is equipped with outdoor-air intake)
240 V
220 V, 230 V
Settings
100 Hr
2500 Hr
No filter sign indicator
7.4. Function settings
7.4.1 Function setting on the unit (Selecting the unit functions)
1) FUNCTION
Indoor controller board
This model is equipped with the FUNCTION.
(the DIP switch on the indoor controller board)
When the indoor unit is controlled with the remote controller, the operation mode, set
temperature, and the fan speed are memorized by the indoor controller board.
Factory default setting
SW3
1
2
3 4
Switch
Function
Power failure automatic re-
SW3-1
covery
Fan speed when the heating
SW3-3
thermostat is OFF
2) Other functions
For wired remote controller only (Fig. 7-9)
Changing the power voltage setting
• Be sure to change the power voltage setting depending on the voltage used.
1 Go to the function setting mode.
Switch OFF the remote controller.
Press the A and B buttons simultaneously and hold them for at least 2
seconds. FUNCTION will start to flash.
2 Use the C button to set the refrigerant address (3) to 00.
3 Press D and [--] will start to flash in the unit number (4) display.
4 Use the C button to set the unit number (4) to 00.
5 Press the E MODE button to designate the refrigerant address/unit number. [--]
will flash in the mode number (1) display momentarily.
6 Press the F buttons to set the mode number (1) to 04.
7 Press the G button and the current set setting number (2) will flash.
Use the F button to switch the setting number in response to the power supply
voltage to be used.
Power supply voltage
240 V
: setting number = 1
220 V, 230 V : setting number = 2
8 Press the MODE button E and mode and the setting number (1) and (2) will
change to being on constantly and the contents of the setting can be confirmed.
9 Press the FILTER A and TEST RUN B buttons simultaneously for at least two
seconds. The function selection screen will disappear momentarily and the air
conditioner OFF display will appear.
Mode no.
01
02
03
04
Mode no.
07
5
ON
OFF
Switch setting
Setting
ON
Available
OFF
Not available
ON
Stop
OFF
Extra low
Setting no.
Initial setting
Setting
1
*1
2
*1
1
2
3
1
2
3
1
2
Setting no.
Initial setting
Setting
1
2
3
9