Airwell 7SP023034, Service Manual

Page: 42 / 80

ELECTRONICS FUNCTION
Version - 1 42 HND DCI
T1-Ts
Cooling
Heating*
Fan only
Heating*: For cooling only models, they will run
at fan speed
Indoor fan will run at auto fan of the relevant
mode.
The louver operates same as in relevant mode.
If the machine switches mode between heating
and cooling, the compressor will keep stopping
for certain time and then choose mode
according to T1-Ts.
If the setting temperature is modified, the
machine will choose running function again.
10.4.5 Drying mode
Indoor fan speed is fixed at breeze and can’t be
changed. The louver angle is the same as in
cooling mode.
All protections are active and the same as that
in cooling mode.
10.4.6 Forced operation function
Forced cooling mode:
The compressor and outdoor fan keep running
and the indoor fan runs at low speed. After
running for 30 minutes, AC will turn to auto
mode with 24
℃
setting temperature.
Forced auto mode:
The action of forced auto mode is the same as
normal auto mode with 24
℃
setting
temperature.
When AC receives signals, such as switch on,
switch off, timer on, timer off, mode setting, fan
speed setting, sleeping mode setting, follow me
setting, it will quit the forced operation.
10.4.7 Timer function
1) Timing range is 24 hours.
2) Timer on. The machine will turn on
automatically when reaching the setting time.
3) Timer off. The machine will turn off
automatically when reaching the setting time.
4) Timer on/off. The machine will turn on
automatically when reaching the setting “on”
time, and then turn off automatically when
reaching the setting “off” time.
5) Timer off/on. The machine will turn off
automatically when reach
ing the setting “off”
time, and then turn on automatically when
reaching the setting “on” time.
6) The timer function will not change the AC
current operation mode. Suppose AC is off now,
it will not start up firstly after setting the
“timer
off
” function. And when reaching the setting
time, the timer LED will be off and the AC
running mode has not been changed.
7) The setting time is relative time.
10.4.8 Economy function
1) The sleep function is available in cooling,
heating or auto mode.
2) Operation process in sleep mode is as
follow:
When cooling, the setting temperature rises 1
℃
(be lower than 30
℃
) every one hour, 2 hours
later the setting temperature stops rising and
the indoor fan is fixed at low speed.
When heating, the setting temperature
decreases 1
℃
(be higher than 17
℃
) every one
hour, 2 hours later the setting temperature
stops rising and indoor fan is fixed at low speed.
(Anti-cold wind function has the priority).
3) Operation time in sleep mode is 7 hours.
After 7 hours the AC quits this mode and turns
off.
4) Timer setting is available
10.4.9 Auto-Restart function
The indoor unit is equipped with auto-restart
function, which is carried out through an