Chimney Connection - Viessmann Vitoflex 300-RF Technical Data Manual
Wood-fired boiler
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Also See for Vitoflex 300-RF:
- Operating instructions manual (53 pages) ,
- Service and maintenance instructions (36 pages) ,
- Technical manual (100 pages)
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Mechanical
Chimney Connection
It is recommended to install a draft damper in the chimney
The draft damper is field supplied.
Optional, the Viessmann supplied draft damper can be
installed in the flue gas pipe of the biomass boiler
The draft damper should be installed in the flue gas pipe
(not included) as close as possible to the chimney not
closer than 39e in. (1000 mm) to the outlet of the flue
gas exhaust blower. The final position has to be arranged
with the chimney supplier. The draft damper must be
installed in the heating room together with the biomass
boiler.
recirculated flue gas
Dimensions
Boiler Model
a
in. (mm)
b
in. (mm)
c
in. (mm)
d
in. (mm)
e
in. (mm)
f
in. (mm)
20
draft damper
RF 150
RF 220
11b (292)
11b (292)
9
(250)
9
7 / 8
7 / 8
9d (232)
10d (257)
14
(358)
14
1 / 16
1 / 16
9
250
9
7 / 8
7 / 8
4
(125)
4
7 / 8
7 / 8
1
.
2
.
RF 300
12
(323)
11 / 16
(250)
11
(300)
7 / 8
10
(277)
7 / 8
(358)
13
(352)
7 / 16
(250)
11c (300)
(125)
5
(150)
7 / 8
Vitoflex 300-RF Technical Data
RF 400
RF 540
12
(323)
17e (442)
11 / 16
13
(350)
13
7 / 8
7 / 8
14 (355)
14 (355)
14c (375)
14c (375)
13c (350)
13c (350)
6
(175)
6
7 / 8
7 / 8
(350)
(175)
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