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'
--
.............
_-,
EARTH
=4J
LIVE=Q
NEUTRAL=$
SWITCHED
LIVE
=0
7
------
......
...
...
,-·EXTERNAL'',,
I/
CONTROLS \
1
WIRING CENTRE \
~-----------------------
----------------
------~
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,
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~ORCESTER
INSTALLATION & SERVICING INSTRUCTIONS
FOR
WORCESTER BOSCH GREENSTAR 30CD•/40CD• Conven\•onal
6 720 614 556a (2007/07)
Bosch Group
ELECTRICAL
CAUTION: ISOLATE THE
MAINS
ELECTRICITY SUPPLY BEFORE STARTING
ANY
WORK
AND
OBSERVE ALL
RELEVANT SAFETY PRECAUTIONS
Danger
of
short
circuit:
When
connecting
the
cables
ensure
that
no
cable
pieces
fall
into
the
Heatronic.
Note: Mains
supply
to
the
boiler
must
be
through a fused double pole isolator situated
adjacent to the appliance. The isolator
must
have a contact separation
of
3
mm
minimum
in
all
poles.
Access to electrical connections:
~
Remove boiler casing to access control panel.
1.
Lower the control panel into the service
position
by
removing the screw
(X)
from the
retaining bracket.
2.
Unscrew the three screws (B)
on
the back
of the
control panel and pull off the connec-
tions cover.
3.
Unclip cable clamp (C).
4.
Cut off the tapered cable entry to fit cable
diameter required.
5.
Turn
cable retaining screw (D) anti-clockwise.
Run
cable over the main crossbar and
through the
cable clamp (C), ensuring there
is
ample cable to reach the connectors.
Turn
cable clamping screw (D) clockwise to
secure
cable and replace clamp (C) into
control panel.
6.
Mains power
230
V connection (ST10):
~
Separate wires from cable end and strip to
6mm
~
Connect LIVE wire to terminal
(L)
~
Connect NEUTRAL wire to the terminal (N)
~
Connect EARTH wire to the earth connec-
tor (
-:?-
)
NOTE: Earth cable to be longer so that it
pulls out last if mains cable is snagged.
7.
External controls wiring box (ST10):
~
Remove link
~
Connect wiring box LIVE supply to terminal
(Ls)
~
Connect wiring box LIVE return to terminal
(LR)
~
Connect wiring box NEUTRAL to terminal
(Ns)
NOTES:
Description
of
the wiring box see proprietary
instructions.
Refer to manufacturers instructions when
connecting
external parts to the wiring cen-
tre. Worcester Bosch cannot be held
responsible
for wiring errors.
ELECTRICAL
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