KEY TO ELECTRICAL LAYOUT
A
– Control box
B
– Suppresor
B4
– Working signal
C
– Capacitor
CN1
– Connector
h1
– Hour counter
IN
– Switch
ION
– Ionisation probe
Y
– Valve assembly
PA
– Air pressure switch
PGMin– Minimum gas pressure switch
Q2
– Main disconnecting swich
S3
– Remote lock-out signal (230V - 0.5 A max.)
T6A
– Fuse
TA
– Ignition transformer
TL
– Limit thermostat
TS
– Safety thermostat
V10
– Safety valve
V11
– Adjustment valve
XM
– Motor connector
XP6
– 6 pole socket
XP7
– 7 pole socket
XTM
– Burner ground (earth) connection
XTZ
– Burner shelf
In the case of phase-phase feed, a bridge
must be fitted on the control box terminal
board between terminal 6 and the earth ter-
WARNING
minal.
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