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COMPUTRISED CONTROL (FORCED OFF
10-
4
AND ON/OFF OPERATION.
(1) Wire specifications and how to perform wiring
• Connect the input from outside to terminals T1 and T2 of
the terminal block for remote controller.
F2
Wire specification
Sheathed vinyl cord or cable (2 wire)
Gauge
0.75 - 1.25 mm
Length
Max. 100 m
Contact that can ensure the minimum appli-
External terminal
cable load of 15 V DC, 1 mA.
(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 con-
troller.
(3) How to select FORCED OFF and ON/OFF OPERATION
• Turn the power on and then use the remote controller to
select operation.
-
10
CENTRALIZED CONTROL
5
• 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. FIELD SETTING
NOTE
• Before the test operation of the outdoor unit as explained in
12. TEST OPERATION, be sure to make the following field
settings as explained in 11. FIELD SETTING.
Make sure the el. compo. box lids are closed on the indoor
and outdo or unit s.
Field setting must be made from the remote controller in
accordance with the installation condition.
• Setting can be made by changing the "MODE NO.", "FIRST
CODE NO.", and "SECOND CODE NO.".
• For setting and operation, refer to the "FIELD SETTING" in
the installation manual of the remote controller.
SECOND
CODE NO.
FIRST
CODE NO.
SETTING
T1
T2
FORCED
OFF
Input A
2
ON/OFF OPERATION
Input OFF → ON turns
ON unit.
Input ON → OFF turns
OFF unit.
MODE NO.
FIELD SET
MODE
• Set the remote controller to the "FIELD SET MODE".
For details, refer to the "HOW TO SET IN THE FIELD",
in the remote controller manual.
• When in the "FIELD SET MODE", select "MODE NO. 12" ,
then set the "FIRST CODE NO." to "1". Then set
"SECOND CODE NO." to "01" for FORCED OFF and "02"
for ON/OFF OPERATION. (FORCED OFF at factory set)
With Wireless Remote Controller Used
Set the wireless remote controller address before using the
wireless remote controller.
For the setting method of the address, refer to the operation
manual provided with the wireless remote controller.
NOTE
• A "MODE NO." is set on a group basis. To make a mode set-
ting on a room unit basis or check the setting made, however,
set the corresponding mode number in the parentheses.
1. Settings for Optional Accessories
• In the case of connecting optional accessories, refer to
the operation manuals provided with the optional
accessories and make necessary settings.
2. Filter Sign Settings
• The remote controller is provided with an LCD that tells
the time of air filter cleaning.
• If the air conditioner is used in places with excessive
dust, change the "SECOND CODE NO." as shown in
Table 4. The "SECOND CODE NO." is set to 01
(standard) at factory set.
Tabl e 4
Dirt
Time for display
Standard
Approximately
2500 hours
Excessive Dust
Approximately
1250 hours
No Display (*)
* Select "No display" under conditions in which the cleaning
display is not required, such as the time of regular mainte-
nance.
12. TEST OPERATION
Refer to the installation manual of the outdoor unit.
• The operation lamp of the remote controller will flash when
any malfunction occurs. Check the malfunction code on the
liquid crystal display to identify the point of troub explanation
of malfunction codes and the corresponding trouble is
provided "CAUTION FOR SERVICING" of the outdoor unit. If
any of the items in Table 6 are displayed, there may be a
problem with the wiring or power,so check the wiring again.
12
Mode No.
First
Secon
Code No.
Code No.
01
10 (20)
0
02
3
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