IN STALLATION
INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER BOSCH
230V STANDARD WIRING DIAGRAM:
Key to components:
A - EARTH STUD
B - HIGH LIMIT THERMOSTAT
C - BOILER MANUAL RESET THERMOSTAT
D - FLUE MANUAL RESET THERMOSTAT
E - TERMINAL CONNECTOR BLOCK
F - CONTROL THERMOSTAT
G - BURNER CONTROL SOCKET
H - BURNER CONTROL PLUG-IN
CONNECTOR
J - BURNER CONTROL BOX
26
ELECTRICS
ELECTRICS
8-716-106-256a (08.05)
123
1234 56
1234 56
123456789
A
B
C
D
E
G
H
J
Green/Yellow
Green/Yellow
Brown
Red
3
2
Black
Red
Grey
Green/Yellow
White
A
Orange
F
Brown
Brown
Blue
Green/Yellow
= EARTH
= LIVE
= NEUTRAL
= SWITCHED LIVE
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