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Electrical diagram cod. 01-362 Rev. 2 - Burners fitted with pre-heater
Key
CO
Time counter
EVG
Oil solenoid valve
F
Fuse
FR
Photoresistor
IL
Line switch
L1
Phase
LB
Burner lockout signaling light
LF
Burner operation signaling light
LOA24/LMO24
Flame control device SIEMENS
MA
Burner power supply terminal board
MV
Fan motor
N
Neutral
P
Oil pre-heater
R
Pre-heater resistor
ST
Thermostats or pressure switches
TA
Ignition transformer
TP
Pre-heater thermostat
TS
Thermostat / pressure switch on boiler
ATTENTION
1 - Power supply 230V 50Hz 2N a.c.
2 - Don't reverse phase with neutral
3 - Ensure the burner is properly hearthed
PART III: MAINTENANCE MANUAL
17
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