MRC Fuego SCS basic Operation Manual page 12

The burner shuts-off due to overtemperature frequently
In case of overtemperature increase the air ventilation or change the operation site.
Green LED "Button", "Standard" or „StartStop" blinks 2x
Ignition failure (see paragraph 4)
Green LED "Button", "Standard" or „StartStop" blinks 3x
Flame failure (see paragraph 4)
Green LED "Button", "Standard" or „StartStop" blinks 4x
Overtemperature (see paragraph 4)
Green LED "Button", "Standard" or „StartStop" blinks 5x
This message indicates that the burner head is removed or not mounted correctly.
Reinstall burner head and reset the unit by a long push on the function knob (1)
(see paragraph 4).
Amber LED "Burner head HOT / BHC" is on permanently
Residual heat display is active. Attention: DO NOT TOUCH the burner head
(see paragraph 3).
LEDs Standard (3) and Start-Stop (4) are blinking alternately
Wireless foot pedal out of range or signal interrupted
(see paragraph 2.1)
In cases of frequent occurrence of this error, check the function LED on the wireless foot
pedal (20) and programme a new channel or replace weak batteries, as appropriate.
(see paragraph 2.4 or 2.3 & 8)