20 | Configuration
Installer and user reference guide
66
FXMQ-A
VRV system air conditioner
4P701548-1 – 2022.07
1 Operate the unit in fan only mode prior to using the airflow automatic
adjustment function.
2 Stop the air conditioning unit.
3 Set the value number “—“ to 03 for M 11(21) and SW 7.
4 Start the air conditioning unit.
Result: The operation lamp lights up and the unit starts the fan operation for
airflow automatic adjustment.
5 After airflow automatic adjustment is finished (air conditioning unit will stop)
check if the value number “—“ is set to 02. If there is no change, perform the
setting again.
Setting content: Then
(1)
M SW —
Airflow adjustment is OFF 11(21) 7 01
Completion of automatic airflow adjustment 02
Start of automatic airflow adjustment 03
To set external static pressure by the user interface
Check the indoor unit setting: the value number “—“ must be set to 01 for M
11(21) and SW 7.
1 Change the value number “—“ according to the external static pressure of the
duct to be connected as in table below.
M SW — External static pressure (Pa)
(1)
13(23) 6 01 50
02 75
03 100
04 115
05 130
06 150
07 160
08 175
09 190
10 200
11 210
12 220
13 230
14 240
15 250
(1)
Field settings are defined as follows:
• M: Mode number – First number: for group of units – Number between brackets: for individual unit
• SW: Setting number
• —: Value number
• : Default
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