Viessmann VITODENS 100-W Technical Data Manual page 20

Appendix (continued)
Coaxial PPs Vent System
1
Vent System
Room Air Independent Operation
(Sealed Combustion Operation)
Other Available Vent Pieces
not shown in illustration above
1
Sealed combustion, coaxial vent material to be supplied by Viessmann only.
Side wall venting installation must include Viessmann Protective Screen!
2
Order one Mounting Clip for each straight length of vent pipe installed.
Do not include first 87° Elbow in equivalent vent length calculations.
"
A maximum of 5 elbows may be installed in the vent system; do not exceed maximum equivalent vent length.
"
Always follow Viessmann Vitodens Venting System Installation Instructions (PN 5285 268).
"
20
Maximum
Equivalent Length
A
B
A
Combustion Air Intake
B B
Flue Gas Outlet
Vent System Diameter
Basic Horizontal Vent Kit
Venting pieces can be ordered
individually, or as a convenient
kit using the Order No. to the
right; Basic Vent Kit includes
one of each of the items num-
bered 2 to 5, including two
Mounting Clips 6.
1 Boiler Vent Pipe Adaptor
(included with boiler)
Adaptor, coaxial
60/100 > 80/125
(not shown)
Adaptor, coaxial
60/100 > 100/150
(not shown)
2 87° Elbow
EqL=1.6ft / 0.5m
2
3 Straight Pipe
3.3ft / 1m
4 Vent Termination
2.6ft / 0.8m
5 Protective Screen
2
(each)
6 Mounting Clip
87° Inspection Tee
EqL=1.6ft / 0.5m
87° Inspection Elbow
EqL=1.6ft / 0.5m
Sliding Coupling
0.8ft / 0.25m
2
Straight Pipe
1.6ft / 0.5m
45° Elbow (Set of 2)
EqL=1.0ft / 0.3m
60/100 80/125 100/150
20 26 33
6 8 10
7134 768 —
— —
—
7176 765
— —
7142 681
7176 735 7176 639 7176 674
7176 733 7176 637 7176 672
7246 524 7246 527 7245 526
7134 790 7134 790 7134 790
7176 762 7176 664 7176 682
7176 737 7176 642 7176 677
7176 738 —
7176 761 7176 663 7176 678
7176 732 7176 636 7176 671
7176 736 7176 640 7176 675
ft
m
Order No.
—
— Order No.
— Order No.
Order No.
Order No.
Order No.
Order No.
Order No.
Order No.
Order No.
— Order No.
Order No.
Order No.
Order No.