Length Of The Air And Flue Gas Pipes - DeDietrich EVODENS PRO Series Installation And User Manual

Fig.9 Dimensions of concentric
connection
ød
1
øD
Fig.10 Room-ventilated version
Tab.16 Maximum length (L)
Diameter
(1)
AMC Pro 45
AMC Pro 65
AMC Pro 90
AMC Pro 115
(1) Retaining the maximum chimney length it is possible to use an extra 5 x 90º or 10 x 45º elbows.
7725131 - v.01 - 06062019
1
AD-3000962-01
L
=
AD-0000028-02
d External dimensions of flue gas outlet pipe
1
D External dimensions of air supply pipe
1
L Length difference between flue gas outlet pipe and air supply pipe
1
Tab.15 Dimensions of pipe
d (min-max)
1
80/125 mm 79.3 - 80.3 mm
100/150 mm 99.3 - 100.3 mm
(1) Shorten the inner pipe if the length difference is too great.
4.7.4

Length of the air and flue gas pipes

The maximum length of the flue gas outlet and air supply channel vary
depending on the appliance type; consult the relevant chapter for the
correct lengths.
Important
When using bends, the maximum chimney length (L) must be
shortened according to the reduction table.
For adaptation to another diameter use approved transitions
Room-ventilated model (B
L Length of the flue gas outlet channel to roof feed-through
Connecting the flue gas outlet
Connecting the air supply
With a room-ventilated version, the air supply opening stays open; only the
flue gas outlet opening is connected. This will ensure that the boiler
obtains the necessary combustion air directly from the installation area.
Caution
The air supply opening must stay open.
The installation area must be equipped with the necessary air
supply openings. These openings must not be obstructed or
shut off.
80 mm 90 mm
39 m 40 m
(1)
11 m 17 m
10 m 16 m
8 m 13 m
4 Preparation of installation
D (min-max) L
1
124 - 125.5 mm 0 - 15 mm
149 - 151 mm 0 - 15 mm
, B , B )
23 23P 33
100 mm 110 mm
40 m 40 m
(1) (1)
26 m 40 m
24 m 40 m
19 m 38 m
AMC Pro
(min-max)
(1)
1
130 mm
40 m
(1)
40 m
(1)
40 m
(1)
40 m
(1)
21