11
English
The settings can be changed to not display.
•
When installing the unit in a place with much dusts, set the
•
fi lter sign display time to shorter intervals (1,250 hours).
Explain it to the customer that the fi lter needs to be cleaned
•
regularly to prevent clogging and also the time that is set.
Mode No.
FIRST CODE NO.
SECOND
CODE NO.
01
02
10 (20)
0
Filter dirt
low
high
1 (low/high)
Displayed time
(units: hours)
2500/
1250
10000/
5000
3
Filter sign display
ON
OFF
SETTINGS FOR SEPARATELY SOLD ACCES-
10-4
SORIES
See the instruction manuals included with separately sold
•
accessories for the necessary settings.
〈
When using a wireless remote controller
〉
A wireless remote controller address needs to be set when
•
using a wireless remote controller. See the installation
manual included with the wireless remote controller for
details on how to make the settings.
Perform a test run according to the outdoor unit’s
(3)
installation manual.
The operation lamp of the remote controller will fl ash
•
when a malfunction occurs. Check the malfunction code
on the liquid crystal display to identify the point of
trouble. An explanation of malfunction codes and the
corresponding trouble is provided in “CAUTION FOR
SERVICING” of the outdoor unit.
If the display shows any of the following, there is a
possibility that the wiring was done incorrectly or that
the power is not on, so check again.
Remote control display
Content
“ ” display
There is a short circuit at the FORCED
•
OFF terminals (T¹, T²).
“
U3
” display
The test-run has not been performed.
•
“
U4
” display
“
UH
” display
The power on the outdoor unit is off.
•
The outdoor unit has not been wired for
•
power supply.
Wiring is incorrect for the transmission
•
wiring and / or FORCED OFF wiring.
The transmission wiring is cut.
•
“
UF
” display
Reversed transmission wiring
•
No display
The power on the indoor unit is off.
•
The indoor unit has not been wired for
•
power supply.
Wiring is incorrect for the remote control-
•
ler wiring, the transmission wiring and /
or the FORCED OFF wiring.
The remote controller wiring is cut.
•
CAUTION
Always stop the test run using the remote controller to stop
•
operation.
After fi nishing the test run, make sure to check drainage
(4)
in the drain pump according to “6. DRAIN PIPING WORK”.
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6/18/2009 2:01:22 PM
