44 ซ.บรมราชชนนี 70 ถ.บรมราชชนนี ศาลาธรรมสพน์ ทวีวัฒนา กทม. 10170. 
website: https://www.add-furnace.com/ โทร: 02-888-3472 
Line ID: @add11 e-mail: add028883472@gmail.com 
 
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Operating controls
 
A: 
2-digit 7-segment display for indicating program 
status and flame signal.
 
B: 
Reset/Information button to reset the system after a 
fault or to call up the flame signal on the display.
 
C: 
Mains On/Off button.
 
 
 
 
 
 
 
The 7-segment display (
A
) shows the program status. In the event of a fault, the IFD halts the program run and the 
display starts to blink. The program status and cause of the fault are displayed in coded form.
 
Start-up  position/standby 
Safety time on start-up tSA 
Start-up without flame signal
 
Flame failure during operation 
Oscillating thermostat signal 
Time between two start-ups is too short