171 435 26 15-01
Colour codes LMO14/24
When the burner starts, three signal lights in the reset switch indicate
the normal sequence, as well as provide indication if something ab-
normal is happening in accordance with the following table:
Preheater in operation
Solid yellow
Ignition switched on
Flashing yellow
Normal operation
Solid green
Operation, poor flame signal
Flashing green
Undervoltage
Flashing yellow-red
Fault, alarm
Solid red
False light
Flashing red-green
Communication mode
Fluttering red
Fault codes LMO14/24
When the red light for a blocked relay box comes on, you can get
information about what has caused the problem by pressing and
holding the reset button for 3 seconds.
The number of flashes below is repeated with a pause in between.
2 flashes
No flame signal when safety time
expires
4 flashes
False light during start
7 flashes
3 x Losses of flame during operation
8 flashes
Time-out for preheater *
10 flashes
Incorrect wiring, internal fault or si-
multaneous occurrence of two faults
*
In order for this fault code to occur, the preheater shall not reach
its cut-off temperature within 10 mins. from switch on.
To return to normal operation: Press the reset button for 1 second.
If the reset button is instead kept pressed a second time for at least
3 seconds, you can, via an interface, obtain the corresponding in-
formation on a computer or flue gas analyser.
To return to normal operation: Press the reset button for 1 second
ELECTRIC EQUIPMENT
3(3)
