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FITTING THE APPLIANCE
BOILER
CONNECTIONS
CAUTION:
ISOLATE
THE
MAINS
GAS
SUPPLY BEFORE STARTING ANY WORK
AND
OBSERVE
ALL
RELEVANT SAFETY
PRECAUTIONS.
I
GAS
AND
WATER
CONNECTIONS:
If there is greater than
600
mm clearance
below
the appliance it is possible
to
fit the
flow
and return pipes, supplied, with the
boiler installed on the wall.
If clearance
is less than
600
mm
below
the
appliance it may be necessary
to
fit the
flow
and return pipes before hanging the appli·
ance.
~
System pipes may be run vertically upwards
behind the
boiler or
below
it. See Plumbing
Manifold Section
on page 14.
NOTE: If pipes require reducing
in
length
this is best done before they are fitted
to
the
boiler.
A·
Flow (22 mm),
B
· Return (22 mm),
C
·Gas
inlet (22 mm),
~
1.
Remove dummy plugs and fit sealing
washers before hanging boiler.
~
Remove
dust
caps
from connections on
boiler.
NOTE:
The
accessibility
to
the gas
and
water
connections can
be
improved
by
removing the
condensate
trap
(see also page 40).
~
2.
Hang the boiler on
to
the hanging brack·
et. The lugs pass through the rectangular
holes
in
the boiler
back
panel.
Take
care not
to
disturb the washers on the
connections.
NOTE:
It
is recommended that this lifting
operation is carried out
by
2 people,
observing
all
precautions
for
the safe lifting
of
heavy objects.
Do not lift by the
top
case panel. There are
two
handling holes incorporated into the
inner casing
left and right
in
the lower sec-
tion
of
the appliance.
~
3. Lower the control panel into the service
position by removing the
screw
(X) from the
retaining bracket.
~
4.
Make connections
to
the heating system.
~
Connect
the
gas
supply
to
the boiler gas
cock
22
mm compression.
ur~~~~~=9~~~
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FITTING THE APPLIANCE
BOILER CONNECTIONS
B
I
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INSTALLATION & SERVICING INSTRUCTIONS
FOR
WORCESTER BOSCH GREENSTAR 30CDI/40CDI Coc,ecllocal
~ORCESTER
6 720
614
556a
(2007/07)
Bosch
Group
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