34
Checking the detection current
To measure the detection signal follow the diagram in Fig. 30. If the signal is not in the advised range, check the electrical contacts, the
cleaning of the combustion head, the position of the photoresistor and if necessary replace it.
Seasonal stop
To stop the burner in the seasonal stop, proceed as follows:
1
turn the burner main switch to 0 (Off position)
2
disconnect the power mains
3
close the fuel valve of the supply line
Burner disposal
In case of disposal, follow the instructions according to the laws in force in your country about the “Disposal of materials”.
series 9x:
LMO
series 5xx: LAL25
Minimum current intensity with flame
LMO: 45µA
LAL25: 8µA
Maximum current intensity without flame:
LMO: 5.5µA
LAL25: 0.8µA
Maximum possible current intensit with flame:
LMO: 100µA
LAL25: 30µA
Fig. 30
MC TERMINAL BLOCK
34
35
SCALE
µA DC
