Airwell AWSI YIFA060-H13, Service Manual, Page: 20 / 57

19 | S e r v i c e M a n u a l
CONTROL SYSTEM

Auto wind control
When unit is set to auto wind by remote controller or wired controller, indoor wind speed will be
controlled abide by regulation as follow
a) If TA -
TS≥4
℃
, at high speed
b) If TS +3
℃
≤TA
＜
TS +4
℃
, at medium speed c) If TS +2
℃
≤TA
＜
TS +3
℃
, at low speed
d)
If TS≤TA ＜
TS +2
℃
, at low speed intermittently
e) If TA
＜
TS, the indoor fan will restart after stop for 3 min, and operates at low wind.

Ventilation operation
Outdoor unit stay closed, indoor fan motor operates at set wind and wind speed can be set at high, medium, low by remote
controller.

Heating operation
Temperature is set by remote controller (or wired controller), temperature control range from 16
℃
- 32
℃
, user can adjust
temperature through “tempe ”and “temperature -” button on remote controller or wired controller. Press “fan speed” button to
choose fan speed among auto wind, high speed wind, medium speed wind, low speed wind.

Operation state
a ) When TA-
TS≤-1 ℃
, if compressor meets 3 min protection, the compressor and outdoor fan start, indoor fan runs according to
Anti-cold air condition
b) When TA-
TS≥1
℃
, if compressor meets 3 min continuous operation, the compressor and outdoor fan stop, indoor fan runs
according to Anti-cold air condition
c) If TA=TS, stay in the previous state.