17
APPENDIX 1
Connection diagram Dorchester DR-SA 16 & 19
= brown
= blue
= yellow/green
= black
= white
= red
A = Ignition controller
B = ON/OFF switch
C = Pilot burner
D = Spark electrode
E = Flame probe
G = Combustion products
discharge safety device
H = Control thermostat
K = Safety thermostat
M = Reset button
N = Terminal block
P = Terminal block
R = Earth terminals
S = Connector to ignition controller
T = Gas control valve
U = Mains terminal block
V = Tank earth
W = Casing earth
X = Control panel base plate earth
1
2
3
4
5
6
Summary of Contents for DR-SA 16
Page 2: ...2...
Page 18: ...0308 236 R3...
