user manual

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6) Setting for Central Control
For Central Control setting, refer to the Installation Manual of the TCB-PCNT30TLE2.
7) After the installation work has been completed, install the Connection Interface Kit cover to the Connec-
tion Interface Kit tightened with the two screws (4 ×10).
Indoor units in all refrigerant lines: Max. 64 units
[If mixed with multi model (Link wiring), multi indoor units are included.]
* However group sub units and twin/triple sub units of customized setup are not included in number of the units.
Central control device
U1
U3
U2
U4
Central control device
U1
U3
123
U2
U4
Central control devices: Max. 10 units
Refrigerant line 1
Outdoor unit
Indoor unit
12
3
Refrigerant line 2
12
3
Refrigerant line 3
12
3
Refrigerant line 4
123
A
B
U3
U4
Caution 3
123
A
B
U3
U4 123
A
B
123
A B
123
A B
123
A B
U3
U4
TCC-LINK adapter
This product
sold separately
( )
Caution
1
Remote controller
Indoor/outdoor inter-unit wire (AC230V serial)
Central control system wiring
Maater unit
Maater
unit
Sub unit Sub unit
Sub
unit
* Wiring for No.1 and 2 only
Caution
2
Remote controller Remote controller Remote controller
Remote controller
wiring
Group operation (Max. 8 units) Twin/Triple operation (Example of triple)
Screw (4 ×10)
Hook of
Connection Interface Kit
Screw (4 ×10)
Connection
Interface Kit cover
4. TCC-LINK Wiring Connection
CAUTION
1) When controlling customized setup collectively, TCC-LINK adapter (This option) is required.
2) In case of group operation or twin/triple operation, the adapter is necessary to be connected to the main unit.
3) Connect the central control devices to the central control system wiring.
4) When controlling collectively customized setup only, turn on only Bit 1 of SW01 of the least line of the system
address No. (OFF when shipped from the factory)
∗ In case of customized setup, the address is necessary to be set up again from the wired remote
controller after automatic addressing.