11-10
CONTROL SYSTEM
SM HDDHED 2-A.1 GB
RUN INDICATOR
Lights
1.
up when the Air Conditioner is connected to power and the
mode is STBY.
When
2.
the unit is turned on remotely, the RUN LED goes out while
the current setting running mode is displayed
COOL INDICATOR
DRY INDICATOR
HEAT INDICATOR
Lights
1.
up during specified operation mode (COOL/DRY/HEAT).
2* 7 segments display
In
1.
normal situation, the setting temperature is displayed.
Shows
2.
outdoor temperature or indoor temperature when receiving
the corresponding demand from controller. It resumes displaying
setting temperature 5s later
Shows
3.
H1 during deicing in heating mode.
Shows
4.
the alarm code whenever there is an alarm.(Refer to
Diagonostic part)
Unit ON/OFF Button
For Model 18/24
Single pressing : Unit will swich between Auto mode and STBY.
System will select the COOL/HEAT/FAN mode automatically and
temperature/Fan speed settings can not be changed.
11.14 Test
Mode
11.14.1
Entering Test Mode
Test mode(Mode of testing capacity) can be achieved through special remote control settings as
following table depends on models:
Model
Mode
(Shown on display)
Settings of Remote control
Operation of
Remote control
Display
(2*7 segments)
Cooling
Heating
18/22
Setting frequecy to
XY Hz
Timer OFF= (10+X )(hrs)
SPT=20+Y
Setting frequency=10*X+Y
Press “Sleep”
button 4 times in 3
secs.
Show XY
(Frequency) *1
Remark: *1 – 2*7 segments display can only show lower 2 digits of number.
Example of frequency setting on 18/24
To set the frequency=105Hz, following settings should be done.
105=10*10+5 (here the X=10, Y=5)
Settings on remote control:
Timer Off =10+X=20
SPT=20+Y=25
Press
“Sleep”
button 4 times in 3 secs and compressor will operate with 105Hz. Display will show “05”
