Field Setting for SkyAir Indoor Unit Si18-525B
186 Test Operation
4.5 Detailed Explanation of Setting Modes
4.5.1 Air Flow Direction Setting (FFQ, FCQ)
Set the air flow direction of indoor units as given in the table below. (Set when optional air outlet
blocking pad has been installed.) The second code No. is factory set to “01.”
Setting Table
4.5.2 Filter Sign Setting
If switching the filter sign ON time, set as given in the table below.
Set Time
4.5.3 Range of Air Flow Direction Setting (FFQ, FCQ)
Make the following air flow direction setting according to the respective purpose.
4.5.4 Fan Speed OFF When Thermostat is OFF
When the cool/heat thermostat is OFF, you can stop the indoor unit fan by switching the setting
to “Fan OFF.”
∗
Used as a countermeasure against odor for barber shops and restaurants.
Setting Table
Mode No. First Code No. Second Code
No.
Setting
13 (23) 1 01 F : 4-direction air flow
02 T : 3-direction air flow
03 W : 2-direction air flow
Filter Specs.
Setting
Long Life
Contamination Light 01 2,500
Contamination Heavy 02 1,250
Mode No. First Code No. Second Code No. Setting
13 (23) 4 01 Upward (Draft prevention)
02 Standard
03 Downward (Ceiling soiling
prevention)
Mode No. First Code No. Second Code No. Setting
11(21) 2 01 —
02 Fan OFF