Flue Options - Bosch WORCESTER GREENSTAR 25CDi Instruction Manual

Wall hung rsf gas-fired condensing combination boiler
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STANDARD FLUE HORIZONTAL
MIN 250 mm A x 1*
* Requires cutting
MAXIMUM FLUE HORIZONTAL
i
*
0100-10000 mm
Ax 1 + B x 10
0125-23000 mm
A x 1 + B x 23
MAXIMUM FLUE VERTICAL START + 1 BEND
Ffi H
I
I
1
B
O
C
0100 -10000 mm
A x 1 + C x 1 + B x 11
+ Fx1
0125-23000 mm
A x 1 + C x 1 + B x 23
+ F x 1
MAXIMUM FLUE HORIZONTAL + 1 BEND
Q i
I te 7 A
I ... - .................
B
c
O
0100-8000 mm
Ax1+ Bx9 + Cx1
0125-21000 mm
A x 1 + B x 21 + C x 1
^WORCESTER
INSTALLATION & SERVICIN
6 720 611 927b (04/05)
Bosch
roup
MAXIMUM FLUE VERTICAL
START +2 BENDS
â. a
1 1
/
f
ii
pa
I
b
cQ
0100 - 8000 mm
Ax 1 +0x2+ B x 10
+ Fx1
0125-21000 mm
Ax 1 + Cx 2 + B x 22
+ Fx1
MAXIMUM FLUE VERTICAL
START + 3 BENDS
F
S.
B
EZ
c
0
0100 - 6000 mm
Ax 1 +Cx3
+ Bx9 + Fx1
0125 - 19000 mm
A x 1 + C x 3
+ B x 21 + F x 1
MAXIMUM FLUE VERTICAL
VERTICAL FLUE WITH
2X90° BENDS
C
0
0100-7500 mm
(including terminal)
Bx9+ Cx2 +Ex1
0125 - 19000 mm
(including terminal)
Bx20+ Cx2 +Ex1
INSTRUCTIONS FOR WORCESTER BOSCH
REENSTAR 25CDI/30CDÍ/35CDÍ/40CDI
FLUE OPTIONS 25CDi
The diagrams (opposite) show the compo ­
nents used and the maximum flue length for
each configuration of 100 mm and
125 mm 0 flues.
Shaded flue components indicate the stan ­
dard 100 mm 0 horizontal flue.
Only straight flue sections can be reduced
in length and cut.
The flue terminal end can be fitted from the
inside or outside of the building.
Fixing kits are supplied with the flue exten ­
sion kits.
Horizontal 125 mm 0 and Vertical 100 mm
and 125 mm 0 flue kits are available with
separate instructions. Contact your supplier
or Worcester Bosch.
A
Q t ....
~TT P
B
I ■
A - Standard horizontal flue (100 mm 0 shown)
B - Straight flue extension
C - Flue bend, 90*
D - Flue bends, 45°
E - Vertical terminal (vertical adaptor supplied
with terminal)
F • Vertical adaptor (used with horizontal
terminal)
Calculating the flue length:
Measure the total flue length required, noting
that the maximum straight flue length including
the terminal is:
Horizontal 60/100 mm 0: 10000 mm
Horizontal 80/125 mm 0: 23000 mm
Vertical 60/100 mm 0: 11500 mm
Vertical 80/125 mm 0: 23000 mm
Then reduce the total straight flue length for
each extra flue bend (excluding the turret) by:
2000 mm for 90°
1000 mm for 45°
Flue extension total lengths:
Horizontal & Vertical 60/100 mm 0: 960 mm
Horizontal & Vertical 80/125 mm 0: 1000 mm
Flue terminal total lengths:
Horizontal 60/100 mm 0: 800 mm
Horizontal 80/125 mm 0: 1200 mm
Vertical 60/100 mm 0: 1140 mm
Vertical 80/125 mm 0: 1365 mm
6 720 611 927'06.10
C
Q
.
23
FLUE OPTIONS 25CDÍ

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