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PART IV: MAINTENANCE
Checking the detection current with electrode (natural gas)
To check the detection signal follow the scheme in the picture below. If the signal is less than the value indicated, check the position of
the detection electrode or detector, the electrical contacts and, if necessary, replace the electrode or the detector.
Minimum detection signal: 3.5Vdc
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".
WIRING DIAGRAMS
Refer to the attached wiring diagrams.
WARNING
1 - Electrical supply 230V / 400V 50Hz 3N a.c.
2 - Do not reverse phase with neutral
3 - Ensure burner is properly earthed
4 - Refer to the attached document "RECOMMENDATIONS FOR LMV5x CONNECTIONS"
Fig. 14 - Detection with detector QRI...
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