Samsung RHF025EE Series Installation Manual page 24

Connecting the Unit (Continued)
24
E-
Centralized Controller Trial Operation
Before operating the trial operation, make sure that the ventilator and the
transmitter are operating correctly.
1
Check power cord (L,N) and communication cable (R1, R2).
2
Check the power of the ventilator and the centralized controller.
3 If the power is supplied, the centralized controller operates tracking to check
connected ventilators and transmitter.
 The LED(Red) on the centralized controller flickers after starting the tracking.
 The LED(Red) on the centralized controller still flickers after completing
the tracking. Check the completion of tracking by pressing all room ON/
OFF button after a minute.
 If you reset the setting in other way, disconnect the power of the
centralized controller and reset the DS01. And turn the power on again.
Check the reset LEVEL by setting all room ON/OFF button to OFF position.
If you do not turn on the centralized controller again, you can use it with
previous setting.
4 Press the button on the centralized controller to check that the specified
indoor unit is being controlled.
 The trial operation is completed if the specified indoor unit is controlled.
 Make sure to operate the trial operation step by step to handle the errors.