Airwell AWSI YIFA060–H13 Service Manual page 19


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) When TA - TS≥3℃, at high speed
b) When TS +1℃≤TA＜TS +3℃, at medium speed c) When TA – TS＜1℃, at low speed
d) There is no 3 min delay when wind speed switch from low to high, contrary to wind speed switch from high side to low side.
Temperature is set by remote controller (or wired controller), temperature adjustable range from 16℃- 32℃, user
can adjust temperature through "temperature + " 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+2℃, and 3 min protection can be satisfied, the compressor and outdoor fan will run
continuously and wind speed run at set speed.
b) When TS ≤ TA < TS+2℃ and 3 min protection can be satisfied, the compressor and outdoor fan
keep 10 min on while off in another 6 min, indoor fan keeps 13 min on while off in subsequent 3 min,
the indoor fan will start at low wind speed after the compressor stops for 3 min.
c) When TA < TS and 3 min protection can be satisfied, the compressor, outdoor fan and indoor fan
stops running, the indoor fan restart at low wind speed after the compressor stops 3 min
CONTROL SYSTEM
18 | S e r v i c e M a n u a l