Remote Controller; Function Settings - Mitsubishi Electric Mr.Slim SLZ-KA09 Installation Manual

6. Electrical work
S1 S2 S3
For Power supply
Fig. 6-2
TEMP. ON/OFF
MENU ON/OFF
FILTER
BACK MONITOR/SET DAY CHECK
PAR-21MAA CLOCK OPERATION CLEAR
Fig. 6-3
8
S1
S2
S3
1 2
Indoor unit
Outdoor unit
Wired remote controller
Main switch/fuse
Grounding
Indoor controller board
Radio frequency interface for RF thermostat
Mode number
Setting number
Refrigerant address
Unit number
TEST
6.1.1. Indoor unit power supplied from outdoor unit (Fig. 6-2)
The following connection patterns are available.
The outdoor unit power supply patterns vary on models.
1 : 1 System
Indoor unit model
Power supply
Min. circuit ampacity
Fan motor (F.L.A)
Input capacity main switch/fuse
Indoor unit - Outdoor unit
Indoor unit - Outdoor unit earth
Wired remote controller - Indoor unit
Indoor unit - Outdoor unit S1-S2
Indoor unit - Outdoor unit S2-S3
Wired remote controller - Indoor unit
*1 Max. 50 m, 165 ft
*2 The 10 m, 30 ft wire is attached in the wired remote controller accessory. Max. 500 m, 1500
ft.
*3 The figures are NOT always against the ground.
S3 terminal has DC24V against S2 terminal. However between S3 and S1, these terminals
are not electrically be the transformer or other device.
Note:
1. Wiring size must comply with the applicable local and national code.
2. Use copper supply wires.
3. Use wires rated 600V or more for the power supply cables and the indoor
unit/outdoor unit connecting cables.
4. Install an earth longer than other cables.
Caution:
• Use care not to make miswiring.
• Firmly tighten the terminal screws to prevent them from loosening.
• After tightening, pull the wires lightly to confirm that they do not move.

6.2. Remote controller

6.2.1. Wired remote controller
1) 2 remote controllers setting
If 2 remote controllers are connected, set one to "Main" and the other to "Sub". For
setting procedures, refer to "Function selection of remote controller" in the opera-
tion manual for the indoor unit.

6.3. Function settings

For wired remote controller only (Fig. 6-3)
Changing the power voltage setting
• Be sure to change the power voltage setting depending on the voltage used.
Go to the function setting mode.
Switch OFF the wired remote controller.
Press the and buttons simultaneously and hold them for at least 2
seconds. FUNCTION will start to flash.
Use the button to set the refrigerant address (
Press and [--] will start to flash in the unit number (
Use the button to set the unit number (
Press the MODE button to designate the refrigerant address/unit number. [--]
will flash in the mode number (
Press the buttons to set the mode number (
Press the button and the current set setting number (
Use the button to switch the setting number in response to the power supply
voltage to be used.
Power supply voltage
230 V : setting number = 1
208 V : setting number = 2
Press the MODE button and mode and the setting number (
change to being on constantly and the contents of the setting can be confirmed.
Press the FILTER and TEST RUN
seconds. The function selection screen will disappear momentarily and the air
conditioner OFF display will appear.
SLZ-KA09 SLZ-KA12 SLZ-KA15
Single, 208/230V, 60Hz
1 A
0.23 A 0.28 A
15 A
*1 3 × AWG 14 (Polar)
1 × Min. AWG 16
*2 2 × AWG 22 (Non-polar)
*3 AC 208/230 V
*3 DC 24 V
*3 DC 12 V
) to 00.
) display.
) to 00.
) display momentarily.
) to 04.
) will flash.
) and (
buttons simultaneously for at least two
) will