21
for Tuesday. Press for the 7th time and it displays
. Press for the 8th time and it exits
and recovers to the current week day;
11
、
Press“
.” Press for the first time and the timing function turns on, the LCD screen
displays
,
the machine’s indicator
lights green. Press again to turn off, icon
on the LCD screen
goes off. After the timing function is turned on, it works according
the parameter settings. The LCD screen
lights up according to corresponding parameter settings;
Note: when the time, week and timing parameters are changed, you need to switch on-off
the timing key to transfer the timing parameters to the machine. After the machine has
received them correctly, the buzzer will beep once.
12
、
Press“
”. Press once to turn on the Open Window function, the LCD screen displays
icon
, the indicator
on the machine lights yellow. Press again to turn it off, the LCD
screen does not display icon
and
the indicator
on the machine goes off. The
buzzer beeps when the key is pressed;
After the Open Window function is turned on, the program firstly detects if the heating
function is turned on. If it is turned on, the program will save the current ambient temperature
value and detects the ambient temperature change once per 12 minutes. When the
decrease in the ambient temperature detected within 30 minutes exceeds 4
℃
,the
program will deem that the window is open and stop heating, and the Open Window
indicator
on the machine will flash rapidly. After it has stopped heating for 70 minutes,
the program starts to detect if the window is closed, and the indicator
flashes slowly. It
heats for 6 minutes every 30 minutes (position H2). If the temperature rise is more than 2
℃
,
the window is considered as closed, and the indicator
stops flashing.
