Nova Florida VELA COMPACT - 3.2.4 Installing the Boiler; 3.2.5 Boiler Room Ventilation; 3.2.6 Air Intake and Flue Gas Discharge System; 3.2.6.1 Natural Draught Boiler

18
3
.
2
.4.
I
nsta
lli
n
g
t
h
e
B
o
il
er
B
efore connectin
g
the boiler to the
C
H and DHW pipe systems, clean the pipes carefully and eliminate
a
ny metal left durin
g
manufacturin
g
and weldin
g
process, any oil or
g
rease that may be left and that could dama
g
e
t
he boiler or alter its o
p
eration i
f
it reaches the boiler.
Do not use solvents as they could dama
g
e components
.
E
xclusively employ original and manufacturer supplied, air intake/flue gas discharge systems in order to ensure correct
b
oiler o
p
eration
Th
e manu
f
acturer s
h
a
ll
not
b
e
h
e
ld
respons
ibl
e
i
n case o
f
d
ama
g
e to peop
l
e, an
i
ma
l
s, or property
d
ue to
f
a
il
ure
i
n following the above mentioned information.
I
n order to install the boiler,
p
roceed as
f
ollows:
-
a
fx the template to the wall;
-
c
heck that 1 cm to the right and 1 cm to the left of the boiler is left for casing removal;
-
p
rov
id
e two 1
2
mm Ø holes in the wall for the boiler wall plu
g
s, insert the wall plu
g
s provided with the boiler and place in the screws;
-
w
hen necessary provide holes in the wall to allow air intake and
/
or ue gas discharge pipes to pass through it;
-
P
osition the couplin
g
s for connection to the
g
as supply pipe
(G)
, the cold domestic water supply pipe
(
F
)
, the domestic cold water ow
p
ipe (C), and the central heating ow (M) and return pipes (R), as shown on the template (lower area);
-
H
oo
k
t
h
e
b
o
il
er to t
h
e prev
i
ous
ly
prov
id
e
d
screws;
-
C
onnect the boiler to the feed pipes;
-
C
onnect the boiler to the air intake and ue gas discharge system
(
refer to
3
.
2
.
5. and
3
.
2
.
6. paragraphs
)
;
-
C
onnect power suppl
y
and ambient thermostat (when available).
3
.
2
.
5
.
Boile
r r
oo
m v
e
nt
ila
t
io
n
C
TN boiler model has an open combustion chamber and is desi
g
ned
f
or connection to a chimney: combustion air
i
s drawn directly from the room where the boiler is installed.
C
T
F
S
bo
il
e
r m
ode
l h
as
a
sea
l
ed
co
m
bus
ti
o
n
c
h
a
m
be
r
a
n
d
does
n
o
t with
d
r
a
w
co
m
bus
ti
o
n
a
ir fr
o
m th
e
r
oo
m wh
e
r
e
th
e
bo
il
e
r i
s
i
nstalled, so speci

c recommendations do not need to be applied involving air intake ventilation openings, or concerning boiler room
r
equ
i
rements.
The Manufacturer shall not be held liable for damage resulting in incorrect installation, use, modification of the
e
qu
i
pment or non-o
b
servance o
f
i
nstruct
i
ons prov
id
e
d
b
y t
h
e manu
f
acturer or app
li
ca
bl
e
i
nsta
ll
at
i
on stan
d
ar
d
s
f
or
t
he
p
roduct.
3
.
2
.
6
.
Ai
r
i
nta
k
e an
d
fl
ue gas
di
sc
h
arge system
I
n terms of the ue dischar
g
e into the atmosphere, comply with applicable laws and prescriptions in the country
o
f installation.
T
he boiler is equipped with a safety device which is oversees flue gas exhaustion.
I
n case of malfunction of the air intake
/
flue
g
as dischar
g
e system, the device shuts down the equipment and no. 1
L
ED turns on
(y
ellow
)
.
I
t
i
s str
i
ct
l
y
f
or
bidd
en to tamper or
d
e-act
i
vate t
h
e sa
f
ety
d
ev
i
ce.
S
hould the boiler repeatedly shut down, it is necessary to have the boiler air intake/flue gas discharge ducts checked,
t
hey could be obstructed or incorrectly sized for flue
g
as exhaust into the atmosphere.
3
.
2
.
6
.1.
N
atura
l
d
raug
h
t
b
o
il
er
C
onnectin
g
to the chimney
T
he chimney is indispensable for correct boiler operation; it must therefore comply with the following requirements:
-
it must be made o
f
waterproo
f
material and be resistant to

ue
g
as temperature and related condensate;
-
i
t must
h
ave appropr
i
ate mec
h
an
i
ca
l
c
h
aracter
i
st
i
cs an
d
l
ow t
h
erma
l
con
d
uct
i
v
i
ty;
-
it must be per
f
ectly sealed;
-
it must be as vertical as possible and the roof terminal is to have a removable cap for inspection and cleanin
g
;
-
the chimney diameter is not to be less wide than the boiler ue gas outlet diameter; squared or rectangular section chimneys must
b
ear an internal section, 10
%
lar
g
er than the section connected to the boiler anti-wind
g
ust device;
-
starting from the boiler, the duct connecting to the chimney is to follow a vertical direction and must be long not less than twice its
d
iameter be
f
ore joinin
g
the chimney.