11-6
CONTROL SYSTEM
SM HDDHED 1-A.1 GB
Clean function is defaulted as OFF after unit is Power ON.
Clean function is not available in Auto, Fan or Heat mode.
11.9 Sleep
function
Pressing SLEEP button will enable the Sleep function.
will be shown on remote control.
Sleep function in Cool and Dry mode:
The SPT will be adjusted according to following chart.
SPT
SPT+1
SPT+2
1hr
1hr
1hr
SPT+3
Sleep function in Heat mode:
The SPT will be adjusted according to following chart.
SPT
SPT-1
SPT-2
1hr
1hr
1hr
SPT-3
Press either Sleep button or ON/OFF button can cancel the Sleep function.
Sleep function will not be available in Auto mode or Fan mode.
11.10 I-Feel
function
I-Feel function maintains the room temperature by comparing the RCT on remote control.
Pressing IFEEL button will enable the I-Feel function.
will be shown on remote control.
Under I-Feel funtion, remote control sends I-Feel data every 10 min to IDU controller. If the IDU
controller does not received I-Feel data after 11 min. I-Feel function will be interrupted and then the
AC will work according to RAT on the IDU.
I-Feel function can not be remembered after power failure.
11.11 Protections
There are 4 protection codes.
Normal (Norm) – unit operate normally.
Stop Rise (SR) – compressor frequency can not be raised but does not have to be decreased.
HzDown – Compressor frequency is reduced by 2Hz/s (For 9k/12k, temperature protection is
4Hz/60s)
Stop Compressor (SC) – Compressor is stopped.
