Function Setting - Fujitsu ARHG12LLTB Installation Manual

7.3. Function setting

This procedure changes the function settings used to control the indoor unit according to
the installation conditions. Incorrect settings can cause the indoor unit to malfunction. This
procedure should be performed by authorized installation or service personnel only.
Perform the "FUNCTION SETTING" according to the installation conditions using the remote
controller. (Refer to the indoor unit installation manual for details on the function numbers
and setting values.)
(1) Press the SET TEMP. buttons ( ) ( ) and FAN button simultaneously for more than
5 seconds to enter the function setting mode.
SU MO TU WE TH FR SA
(2) Press the SET BACK button to select the indoor unit number.
SET BACK
SU MO TU WE TH FR SA
Unit number of INDOOR UNIT
(3) Press the SET TIME ( ) buttons to select the function number.
SU MO TU WE TH FR SA
Function number
(4) Press the SET TEMP. buttons ( ) ( ) to select the setting value.
The display flashes as shown to the right during setting value selection.
SU MO TU WE TH FR SA
(5) Press the TIMER SET button to confirm the setting.
Press the TIMER SET button for a few seconds until the setting value stops flashing.
If the setting value display changes or if "- -" is displayed when the flashing stops, the
setting value has not been set correctly.
(An invalid setting value may have been selected for the indoor unit.)
(6) Repeat steps 2 to 5 to perform additional settings.
Press the SET TEMP. buttons ( ) ( ) and FAN button simultaneously again for
more than 5 seconds to cancel the function setting mode. In addition, the func-
tion setting mode will be automatically canceled after 1 minute if no operation is
performed.
(7) After completing the FUNCTION SETTING, be sure to turn off the power and turn it on
again.
En-13
Setting value
• Function Details
(1) Filter Sign
The indoor unit has a sign to inform the user that it is time to clean the filter. Select the
time setting for the filter sign display interval in the table below according to the amount
of dust or debris in the room. If you do not wish the filter sign to be displayed, select the
setting value for "No indication".
Setting description
Standard (400 hours)
Long interval (1000 hours)
Short interval (200 hours)
♦
No indication
(2) Static pressure
Select appropriate static pressure according to the installation conditions.
Setting description
0 Pa
10 Pa
20 Pa
30 Pa
40 Pa
50 Pa
60 Pa
70 Pa
80 Pa
90 Pa
♦ 25 Pa [Standard]
Range of static pressure is different from 1 model to other.
Range of static pressure
(3) Cooling room temperature correction
Depending on the installed environment, the room temperature sensor may require a
correction.
The settings may be selected as shown in the table below.
Setting description
♦
Standard
Slightly lower control
Lower control
Warmer control
When using floor console installation, change the setting value to "01".
(4) Heating room temperature correction
Depending on the installed environment, the room temperature sensor may require a
correction.
The settings may be changed as shown in the table below.
Setting description
♦
Standard
Lower control
Slightly warmer control
Warmer control
When using floor console installation, change the setting value to "01".
(5) Auto restart
Enable or disable automatic system restart after a power outage.
Setting description
♦
Yes
No
(♦... Factory setting)
Function
Setting value
number
00
01
11
02
03
(♦... Factory setting
Function
Setting value
number
00
01
02
03
04
26 05
06
07
08
09
31
0 to 90 Pa
(♦... Factory setting)
Function
Setting value
number
00
01
30
02
03
(♦... Factory setting)
Function
Setting value
number
00
01
31
02
03
(♦... Factory setting)
Function
Setting value
number
00
40
01
)