Viessmann VITOLIGNO 200-S Technical Manual page 63

Installation accessories
■ The bypass valve for hydraulic balancing of the heating system is
available as an accessory as a threaded component for inserting into
the prepared hole in the cast body.
■ For direct connection to the boiler by means of a pipe assembly
(single installation) or for wall mounting with a single, double or triple
manifold.
■ Also available as a kit. For further details, see the Viessmann pricel-
ist.
For part numbers in conjunction with the different circulation
pumps, see the Viessmann pricelist.
The dimensions of the heating circuit distributor are the same, with or
without mixer.
HV HR
120
a
A
B
C
D
G 1½
HV HV HR HR
Divicon with mixer (wall mounting, shown without thermal insulation or
mixer drive extension kit)
HR Heating return
HV Heating flow
A Ball valves with thermometer (as programming unit)
B Circulation pump
C Bypass valve (accessories)
D Mixer-3
Heating circuit connec- R
tion
Flow rate (max.) m
a (female) Rp
a (male) G
VITOLIGNO 200-S
(cont.)
151
¾ 1
3 /h 1.0 1.5
¾ 1
1¼ 1¼
HV
120
A
B
C
HV
Divicon without mixer (wall mounting, shown without thermal insula-
tion)
HR Heating return
HV Heating flow
A Ball valves with thermometer (as programming unit)
B Circulation pump
C Ball valve
Heating circuit connec-
tion
Flow rate (max.)
a (female)
a (male)
Installation example: Divicon with triple manifold
120 180
HV HR
1¼
2.5
1¼
2
d
HV
(shown without thermal insulation)
HR Heating return
HV Heating flow
HR
142
a
G 1½
HR
R ¾ 1
3 1.0 1.5
m /h
Rp ¾ 1
G 1¼ 1¼
120 180 120
HR
c
VIESMANN
1¼
2.5
5
1¼
2
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