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10-4COMPUTERISED CONTROL (FORCED OFF AND ON/OFF OPERATION)
(1) Wire specifications and how to perform wiring
• Connect input from outside to terminals T1 and T2 of the terminal board. (remote controller to transmis-
sion wiring)
F2
T1
T2
FORCED
OFF
Input A
(2) Actuation
• The following table explains FORCED OFF and ON/OFF OPERATIONS in response to Input A.
FORCED OFF
Input "ON" stops operation (impossible by remote controllers.)
Input OFF enables control by remote controller.
(3) How to select FORCED OFF and ON/OFF OPERATION
• Turn the power on and then use the remote
controller to select operation.
• Set the remote controller to the field set
mode. For details, refer to the "HOW TO
SET IN THE FIELD", in the remote control-
ler manual.
• When in the field set mode, select mode
No. 12, then set the first code (switch) No. to
"1". Then set second code (position) No. to
"01" for FORCED OFF and "02" for ON/OFF
OPERATION. (FORCED OFF at factory set)
10-5CENTRALIZED CONTROL
• For centralized control, it is necessary to designate the group No. For details, refer to the manual of each
optional controllers for centralized control.
11. INSTALLATION OF THE SUCTION GRILLE AND THE AIR FILTER
Install side panel and suction grille properly in the order opposite to detachment.
12. TEST OPERATION
Refer to the installation manual of the outdoor unit.
• The operation lamp of the remote controller will flash when an error occurs. Check the error code on the liq-
uid crystal display to identify the point of trouble. An explanation of error codes and the corresponding trou-
ble is provided in "CAUTION FOR SERVICING" of the indoor unit.
17
Wire specification
Gauge
Length
External terminal
SECOND
CORD NO.
FIRST
CORD NO.
Sheathed vinyl cord or cable (2 wire)
0.75 - 1.25 mm
Max. 100 m
Contact that can ensure the minimum appli-
cable load of 15 V DC, 10 mA.
ON/OFF OPERATION
Input OFF → ON turns ON unit.
Input ON → OFF turns OFF unit.
SETTING
2
Mode
No.
FIELD SET
MODE
English
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