Electrical Wiring; Setting Dip Switches On Indoor Unit Side - York TIWM006B21S Engineering Manual

3.3.6

Electrical Wiring

The terminal block (TB2) for the controller cable is located as shown in the figure below. Connect the
connecting cable for the IR receiver kit to terminals A and B at TB2. (There is no polarity between terminals
A and B.) The details for wiring methods can be found in the "Installation and Maintenance Manual" for the
indoor unit.
The following wiring method is an example for wall mount indoor units
NOTE:
After running the connecting cable, clamp the extra length of the connecting cable using the accessory cable
band and place it in the electrical box.
TIWM006 - 012B21S
A
Electrical Box
Cover
Connecting Cable
for IR Receiver Kit
3.3.7

Setting DIP Switches on Indoor Unit Side

Instructions for setting DIP switches for other indoor units can be found in the Installation and Maintenance
Manual for indoor units. The following DIP switch setting is an example for wall mount indoor units.
The factory setting of SW2 before shipment is "Wireless". When using an IR receiver kit (CWDIRK01), set
1
the SW2 to "Wired". If not doing so, the operation is not available.
Turn OFF the power supply of the indoor and outdoor units completely before setting the DIP switch.
2
If not turning off the power, the setting becomes invalid.
The positions of the DIP switches are shown below.
3
Open the switch cover. After the DIP switch is set, re-attach the switch cover. The details for setting DIP
switches for an indoor unit can be found in the Installation and Maintenance Manual for indoor units.
TIWM006 - 012B21S
Switch Cover
PCB2
TC-17006-rev.1
Insert the connecting
cable from the rear
side of indoor unit.
Terminal Block for
Power Supply (TB1)
Screw for
Ground Wiring Connection
1 2
Terminal Block for
Controller Cable (TB2)
Fix the wires with
cable clamp.
TIWM015 - 030B21S
TIWM015 - 030B21S
Terminal Block for Power Supply (TB1)
Connecting Cable
for IR Receiver Kit
Switch Cover
PCB2
OPTIONAL PARTS
Terminal Block for
Controller Cable (TB2)
A B 1
Screw for
Ground Wiring Connection
DIP Switch PCB (PCB2)
DSW5
RSW2
DSW6
RSW1
DSW9 DSW2
DSW3
SW1
3-7