Ariston UNO Installation Instructions Manual page 11

Exhaust
Type
C12 (xx)
Coaxial
Systems
C32 (xx)
ø 60/100
C42 (xx)
Exhaust
Type
C12 (xy)
C32 (xy)
Twin Pipe
Systems
C42 (xy)
ø 80/80
C52 (xy)
C82 (xy)
C S
OAXIAL YSTEMS
F . 2.11
IG
11
Restrictor NO
ø 42 mm Restrictor
L min = 0.5 m L min = 1 m
L max = 1 m L max = 3 m
Restrictor NO
ø 42 mm Restrictor
L max = 11 m L min = 11 m
L max = 42 m
L max = 18 m L min = 18 m
L max = 43 m
Maximum Risk of Condensation Forming
Extension
Piping not insulated
Exhaust/Air
ø 42
restrictor
L = 3 m
NONE
Maximum
Risk of Condensation Forming
Extension
Piping not insulated
Exhaust/Air
ø 42
restrictor
42 m
42 m
5 m
42 m
43 m
5 m
L = Sum of the total length of exhaust + air intake piping.
Piping insulated
NO ø 42
restrictor
NONE NONE
Piping insulated
ø 42
NO
restrictor
5 m
5 m
16 m
5 m
I !
MPORTANT
For all flue systems, a restrictor
may need to be inserted into the
boilers flue connector; the
restrictor must be ø 42 in
diameter depending on the length
of piping indicated in Table 2.1.
The diagrams illustrate some of the
various designs for coaxial or twin
pipe flue systems (F
F .2.12).
IG
For fur ther infor mation
discharge/ventilation accessories,
see the F P A
L U E I P E C C E S S O R I E S
M .
ANUAL
T 1.0
ABLE
NO
NONE
NO
5 m
16 m
.2.11 &
I G
on