Daikin FXMA50A5VEB Installer And User Manual page 73

(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
FXMA-A
VRV system air conditioner
4P680920-1 – 2022.01
NOTICE
▪
Do NOT adjust the dampers during the fan only operation for airflow automatic
adjustment.
▪
For the external static pressure higher than 100 Pa, do NOT use airflow automatic
adjustment function.
▪
If the ventilation paths have been changed, perform the airflow automatic
adjustment again.
▪ Test run MUST be done with a dry coil, run the unit for 2 hours with fan only to
dry the coil.
▪ Check if the power supply wiring, duct, air filter are properly attached. If the
closing damper is installed in the unit, make sure it is open.
▪ If there is more than one air inlet and outlet, adjust the dampers so that the
airflow rate of each air inlet and outlet is conform with the designed airflow rate.
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:
Airflow adjustment is OFF
Completion of automatic airflow adjustment
Start of automatic airflow adjustment
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.
20 Configuration
|
(1)
Then
M SW —
11(21) 7 01
02
03
Installer and user reference guide
73