=brown
=blue
=yellow/green
=black
=white
=red
* = Optional
APPENDIX 1 Connection diagram BTI models
A=Ignition controller M=Remote button
B=ON/OFF switch N=Terminal block
C=Pilot burner P=Terminal block
D=Spark electrode R=Earth terminals
E=Flame probe S=Connector
F=Transformer flame detection * T=Gas control valve
G=TRS U=Terminal block
H=Control thermostat V=Tank earth
K=Safety thermostat W=Casting earth
L=Timer *X=Control panel base
plate earth
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