Unigas G400A - Page 113

65
WIRING DIAGRAM
Wiring connection for LMV20
Fanmotor input
Burner flange
Lokout signal
Continuous fan operator
External valveSV
gnition transformer
Reserve
Pressure switch leakage test
gasPGCP
Minimum gas pressure switch
L
PE
N
L
X3-04
1
L
PE
N
X7-01
1
L
L
PE
QRB/C-N
ION
QRB/C
X75
1
X10-05
1
X10-06
1
X3-02
1
P LUFT
FLAMME
P
L
PE
N
L
2
3
L
X5-03
1
X8-04
1
X8-02
1
X5-03X10-05 X7-01X8-04 X8-02X75 X10-06 X3-02 X3-04 N
PE L
11111 11 1 1
QRA... (-)
QRA... (+)
QRA...
+
Electrical supply
Safety loop
Valve
Valve
Operation sgnal
Reset
Common
Increase output
Decrease input
ON/OFF thermosta
Air pressure switch
UV flame detector
Flame sensors supply
GNDflame sensors
QRB../QRC..
onization probe
Reserve
PE
Fuel actuator Air actuator