Worcester HEATSLAVE 9.24 RSF Installation And Maintenance Instructions Manual page 13
Wall hung combination boiler for central heating and mains fed domestic hot water
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9.
Retainthe
fan assemblyand
M5screw
,
M4wingnuts
and
wa
shers.
flue
hood
assembiy, M4
extension wing
bolts
and
cl
amptng r ing
_
Take
care not
t
o d
ama
g
e
the
components
-
1 0
.
Cut and assemble the flue
duct as
follo
ws
:
fa
I
Do not
reduce the lengt
h
of t he
standard
flue
duct.
See
Fig.
11.
(b)
Fully engage
the standard
fl
ue
duct into
t
he
expanded
end
of
tl'le extension f
lue
duct
.
Using
the
two
holes
in
the
eKpanded
end
as
a
guide. drill two
3 mm
diamet
er
holes
using
the
drill
supplied.
Disengage the
flue
ducts.
(c)
Slide
t he f
lue
clamping ring
onto
the
standard flue
duct
and
locate at t
he
expanded end of
the
duct
w ith the
chamfer
against the
expanded
end-
See
Fig.
1
~
.
fd}
Apply
a sm
ear of silicone
sealar.t
around t
he
outside of
t
he
standard
flue
duct.
Reassemble
and secu;e
w ith
the
two se:f
tapping screws supplied.
See
Fig.
1
1.
(e}
T
he overall
lengt
hoftheflue
ductrequired
is
L
+
120
mm
(l
+
4
.
7
5
in_
)_
Reduce
the
overall
length
ofthe
assembly
to t
his
dimension by
cu
tt
ing su rplus
f
rom the p
lain
end of
th
e
extension
p
iece.
Fit
the
support
spide~s
onto
the extension
flue duct and
slid
e into position to
finish against the expanded end of
t
he
exten
sion f lue
duct.
Sell
Fig.
12.
Fig
.
13
Arrangement of rear flue application
.
11.
Fit the
flue
duct and replace
t
he
f
an and
fl
ue
hood
assembly
as
follows:-
!a
)
From
inside,
slide
t
he flue
du
ct assembly
into t
he
air
du
ct
engaging
the end
oi
t
he
f lue
duct
into
the
f
lue
term
inal.
See
Figs.
13 and
1 4_
NOTE:
The
flue duct
should
shde
into
the
termin
al
approximately
100
mm
(4.0 in.
l-
See
Fig.
12.
(b)
Replace
t
he
fluo hood
assembly.
Ensu
re the
t
wo M4
bolts
are co
rrectly located
and secure with the
two
M4 w ing
nuts
and washers
previously
removed
.
(c
)
Assemble
the
flue
duc
t t
o the
flue duct
housing
an
d
f
ix
together
w ith t
he
clamping
ring
and t
wo
M4 extension
w:ng
bolts
previously
removed.
See
Figs.
1
3
and 1 5-
(d
I
Replace
the
f
<Jn
assembly
and
secure
with theM
5
sc rew
praviously removed
.
(e I
Replace
the
f lexible
tube
to
t
he
connect ion
atthe
left hand
sid
e
of
t he
fan
housi ng
_
(fl
Reconnect
t
he
elect
rical connec
t ion
t
o the
f
an
atthe
plug
in
terminal
strip.
12.
Complete the remainde
r of
the
installation
as
d
et ai
led
in
Section
8
,
paragr<Jph
1
5
onwards_
STANDARD
FLUE
ASSEMBLY.
For
dimensions
using flue extension see
Fig.
14.
;lAake
good
external
wal\ face.
Apply
silicone
sealant
to
air
duct
be1ore
fitting the
appliance to wall
mounting
plat
e.
-
·-
--·-·-1
i
I
!
l
I
i
i
l
I
[
i
1000 mm(39
irt)
i_
.
_ ____
.J
FLU!: TERMINAL
!See
detail
Fig.
14.
Rolled
channel
to
be 1
Omm
(0.4
in I
c!ear
of
wall!
For
air
duct
and
iluc
duct
fixing
see
detaiL
Align
holes
in
wall
mounting
plate
and
clamping
plate
by
adiusting
the
two
clamping
sctews.
After
fitting
airduct
in
position
1ighten
the clamping
scr~ws_
'
11mm
IQ_ 5in.l
34mm
[1.36
in_)
CLAMPING
RIN
G
SILICONE
SEALANT
AIR DUCT AND
FLUE
DUCT
FIXING
DET All
l3
APPLIANCE
OUTLINE
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