Viessmann VITODENS 050-W Technical Manual page 38

Design information
Pre-plumbing jig for surface mounting
With fixings, valves/fittings and gas shut-off valve R ¾ with integral,
thermally activated safety shut-off valve
A
D
E
F
5
Illustration shows a gas condensing combi boiler
Vitodens
A
Pre-plumbing jig
B
Compulsory in conjunction with DHW cylinders below the
C
boiler, otherwise recommendation only
Heating flow R ¾ with pressure gauge and air vent valve
D
VIESMANN
38
(cont.)
B
G
H
O K
F F
Cold water R ½
E
Gas connection R ¾
F
DHW R ½
G
Heating return R ¾ with boiler drain & fill valve
H
OKFF Top edge, finished floor
VITODENS