Remote Controller; Function Settings - Mitsubishi Electric SLZ-KA25 Installation Manual

7. Electrical work
Indoor terminal block
1 2
Outdoor terminal block
Power supply cord
Fig. 7-4
Fig. 7-5
8
Earth wire (green/yellow)
Indoor/outdoor unit
connecting wire
3-core 1.5 mm or more
2
L N
A Wireless remote controller (Accessory)
B Wall
C Remote controller holder (Accessory)
D Fixing screw (Accessory)
• Perform wiring as shown in the diagram to the lower left. (Procure the cable locally).
(Fig. 7-4)
Make sure to use cables of the correct polarity only.
1 Connecting cable
Cable 3-core 1.5 mm , in conformity with Design 245 IEC 57.
2
2 Indoor terminal block
3 Outdoor terminal block
4 Always install an earth wire (1-core 1.5 mm
5 Remote controller cable (non-polar)
Cable 2-core 0.3 mm
2
The 10 m wire is attached in the remote controller accessory. Max. 500 m
6 Wired remote controller
7 Power supply cord
Caution:
• Use care not to make miswiring.
• Firmly tighten the terminal screws to prevent them from loosening.
• After tightening, pull the wires lightly to confi rm that they do not move.
• Wiring for remote controller cable shall be apart (5 cm or more) from power
source wiring so that it is not infl uenced by electric noise from power source
wiring.

7.3. Remote controller

7.3.1. Wireless remote controller (Fig. 7-5)
1) Installation area
• Area in which the remote controller is not exposed to direct sunshine.
• Area in which there is no nearby heating source.
• Area in which the remote controller is not exposed to cold (or hot) winds.
• Area in which the remote controller can be operated easily.
• Area in which the remote controller is beyond the reach of children.
2) Installation method
1 Attach the remote controller holder to the desired location using two tapping screws.
2 Place the lower end of the controller into the holder.
• The signal can travel up to approximately 7 meters (in a straight line) within 45
degrees to both right and left of the center line of the receiver.
In addition, the signal may not be received if there is interference of light of fl uores-
cent lights or strong sunlight.
7.3.2. Wired remote controller
1) Installing procedures
Refer to the installation manual that comes with each remote controller for details.
2) Function selection of remote controller
If two 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 operation
manual for the indoor unit.

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
) longer than other cables
2
5 ON
OFF
Switch setting Setting
ON Available
OFF Not available
ON Stop
OFF Extra low