12
English
10. INSTALLATION OF THE SUCTION
GRILLE AND THE AIR FILTER
Install side panel and suction grille properly in the order oppo-
site to detachment.
11. FIELD SETTING
Make sure the electric parts box lids are closed on the
indoor and outdoor units.
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.
11-1 Setting ceiling height
• Select the SECOND CODE NO. that corresponds to the ceil-
ing height. (Refer to Table 4).
(SECOND CODE NO. is factory set to “01” for a ceiling
height of 2.7m or less.)
Table 4
11-2 Setting air filter sign
• Remote controllers are equipped with liquid crystal display
air filer signs to display the time to clean air filters.
• Change the SECOND CODE NO. according to Table 5
depending on the amount of dirt or dust in the room.
(SECOND CODE NO. is factory set to “01” for filter contam-
ination-light.)
Table 5
When using wireless remote controllers
• When using wireless remote controllers, wireless remote
controller address setting is necessary. Refer to the installa-
tion manual attached to the wireless remote controller for
setting instructions.
• 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 (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)
12. TEST OPERATION
Refer to the installation manual of the outdoor unit.
• The operation lamp of the remote controller will flash when
an malfunction occurs. Check the malfunction code on the
liquid crystal display to identify the point of trouble. An expla-
nation of malfunction codes and the corresponding trouble is
provided in “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.
Table 6
Ceiling height (m)
Mode No.
FIRST CODE
NO.
SECOND CODE
NO.
2.7 or less
13 (23)
0
01
2.7- 3.5
02
Setting
Spacing time of
display air
filter sign
(long life type)
Mode
No.
FIRST
CODE
NO.
SECOND
CODE
NO.
Air filter
contamination-light
Approx. 2500 hrs
10 (20)
0
01
Air filter
contamination-heavy
Approx. 1250 hrs
02
SETTING
Mode
No.
SECOND
CORD NO.
FIRST
CORD NO.
FIELD SET
MODE
Remote control display
Content
“Concentrated Manage-
ment” is lit up
• There is a short circuit at the FORCED
OFF terminals (T1, T2)
“U4” is lit up
“UH” is lit up
• The power on the outdoor unit is off.
• The outdoor unit has not been wired for
power supply.
• Incorrect wiring for the transmission
wiring and / or FORCED OFF wiring.
No display
• The power on the indoor unit is off.
• The indoor unit has not been wired for
power supply.
• Incorrect wiring for the remote control-
ler wiring, the transmission wiring and /
or the FORCED OFF wiring.
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