Viessmann Vitodens 100-W Technical Manual page 53

Flue system components
Balanced flue external wall connection (incl. wall bezels)
For system size 7 60/100 mm and 7 80/125 mm.
C
a
c
A External wall connection
B External wall bezel
C Internal wall bezel
Balanced flue system
(7 mm)
a (mm)
b (mm)
c (mm)
Elbow in the balanced flue pipe
Small offset A (2 × 45° balanced flue bend):
■ 74 mm for system size Ø 60 mm (C = 174 mm)
■ 93 mm for system size Ø 80 mm (C = 223 mm)
■ 140 mm for system size Ø 110 mm (C = 328 mm):
Push two 45° balanced flue bends into each other and into the bal-
anced flue pipe.
Offset:
■ In excess of 74 mm for system size Ø 60 mm
■ In excess of 93 mm for system size Ø 80 mm
■ In excess of 140 mm for system size Ø 110 mm:
Depending on the offset (dimension A), insert a balanced flue exten-
sion (dimension B) between the two 45° balanced flue bends.
A
VITODENS, VITOSOLAR
(cont.)
System size Ø 60 mm
Offset
Extension
Installed
B A
height
System size Ø 80 mm
Offset
Extension
Installed
height
b
System size Ø 110 mm
Offset
Extension
Installed
height
Balanced flue air inlet adaptor
60/100 80/125
≤ 475 ≤ 710
155 165
704 952
System size
Ø mm
60
80
A (mm) 150 200
B (mm) 153 224
C (mm) 250 300
A (mm) 150 200
B (mm) 123 194
C (mm) 280 330
A (mm) 200 250
B (mm) 134 205
C (mm) 390 438
0.6
10
250
Dimensions [mm]
250 300 350 390
295 372 436 487
350 400 450 490
250 300 350 390
265 335 406 463
380 430 480 520
300 350 390
275 346 403
488 538 578
155
a b
60 100
80 125
VIESMANN
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