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INSPECTION AND SERVICE
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INSPECTION AND SERVICE
Setting Boiler to Maximum.
A -
On/off
button
B-On/off
and fault indicator
(BLUE)
C - Temperature control
D-
Burner indicator
(GREEN)
E - Reset button
F -
Service button
H-
Not
used
K-
Display
L -
Boost
button
M-
Not
used
~
Press and
HOLD
boost
button (L) for 10
seconds
and set the heating temperature
to
max1mum.
• The
boost
button will illuminate continually.
•
The boiler will stay
in
this mode
for
15
minutes
unless the
boost
button is pressed
again.
2
~
Pull the
cover
off
and
connect
a manome-
ter to the fan pressure test point.
~After
measurement replace
test
point
cover.
Pressure will read negative and
be
greater than:
30CDi-
3.9
mbar
40CDi
-
4.4
mbar
• Pressures measured
below
these figures
will indicate that the heat exchanger will
require cleaning.
•
There is a special
accessory
kit available
specifically
designed
for cleaning the heat
exchanger.
If required order 7 719 001 996.
INSTALLATION & SERVICING INSTRUCTIONS
FOR
WORCESTER BOSCH GREENSTAR 30CDI/40CDI Coc,ectlocal
~ORCESTER
6 720
614
556a
(2007/07)
Bosch
Group