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4 Press the
/
button to select 1 to enable automatic air-
volume operation.
5 Select mode No. 8.2 , and set to "1".
6 Press the
button, then the air conditioning unit will start the
fan operation for Automatic Air-Volume adjustment.
• Do not adjust the dampers during fan operation for Automatic
Air-Volume adjustment.
7 Press
button to escape setting mode.
(During the automatic air-volume adjustment,[Main Menu] will
be displayed
8 After 1 to 8 minutes, the air conditioning unit stops operating
automatically when Automatic Air-Volume adjustment has been
carried out (fan operation icon will be off.)
9 When the air conditioning unit has stopped, check the Mode No.
8.1 is "1" for completion of Automatic Air-Volume.
If the Mode No. 8.1 is "0", Automatic Air-Volume adjustment is fail.
Then adjust the fan speed by referring the E.S.P (External Static
Pressure) setting table.
Main
Sub
Functions
menu
menu
used
Automatic
1
Air-Volume
State Return
8
Automatic
2
Air-Volume
Operation
NOTE
• If the coil is not dry, run the unit for 2 hours with fan only to
dry the coil.
• The air filter is properly attached into the air passage on the
air suction side of the air conditioning unit.
• Adjust the dampers so that each air inlet and outlet exhusts
the designed airflow rate.
• If using booster fans(an outdoor air processing unit or ERV via
duct), do not use Automatic Air-Volume function.
• If the duct configurations have been changed, automatic air-
volume function perform again.
repetitively)
SEG
Default
Range
0 - OFF
(Fail or Disable)
1 - Completion.
1
0
2 - Running
Automatic
Air-Volume.
0 - Disable
1
0
1 - Enable
External Static Pressure (E.S.P) setting for phase
control motor
With its phase control motor, you can adjust the indoor unit fan
speed depending on the installation condition. If the external
static pressure is high so that the duct becomes longer or if the
external static pressure is low so that the duct becomes shorter,
adjust the fan speed by referring the following table.
Model
AJ009BNHDCH
Static Pressure
Option Code for Indoor Unit
(mmAq)
01B3FC-1C50D3-
271A23-370000
01B3FC-1C5466-
271A23-370000
01B3FC-1C54D9-
271A23-370000
01B3FC-1C582C-
10<
271A23-370000
01B3FC-1C5970-
12.5<
271A23-370000
Model
AJ015BNHDCH
Static Pressure
Option Code for Indoor Unit
(mmAq)
01B3FC-1C5435-
272C34-370000
01B3FC-1C5488-
272C34-370000
01B3FC-1C54FB-
272C34-370000
01B3FC-1C584E-
10<
272C34-370000
01B3FC-1C5992-
12.5<
272C34-370000
NOTE
•
represents E.S.P (External Static Pressure) range of
factory setting.
You don't have to adjust the fan speed separately if the
external static pressure of the installation place is in
When it is out of
, input the appropriate option code.
• If you input the inappropriate option code, error may occur
or the air conditioner is out of order. The option code must
be inputted correctly by the installation specialist or service
agent.
AJ012BNHDCH
01B3FC-1C5404-
272328-370000
01B3FC-1C5477-
272328-370000
01B3FC-1C54EA-
272328-370000
01B3FC-1C583D-
272328-370000
01B3FC-1C5981-
272328-370000
AJ018BNHDCH
01B3FC-1C5456-
27343C-370000
01B3FC-1C5499-
27343C-370000
01B3FC-1C580C-
27343C-370000
01B3FC-1C585F-
27343C-370000
01B3FC-1C59A3-
27343C-370000
.
21
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