Viessmann Vitodens 300-W Technical Manual page 11

Vitodens 200-W
(cont.)
a
KAS
B
375
Compulsory in conjunction with DHW cylinders below the boiler;
A
otherwise recommended.
Height in combination with balanced flue bend 60/100. In combi-
B
nation with balanced flue inspection bend 60/100, the height is
reduced by 10 mm.
E Drain
GA Gas connection
HR Heating return
VITODENS
225
SVL/
WW
SRL/
KW
SIV
HV GA HR
E
102
167
225
283
348
450
OKFF
HV Heating flow
KAS Boiler flue connection
KW Cold water (gas condensing combi boiler)
OKFF Top edge, finished floor
SIV Safety valve and condensate drain
SRL Cylinder return (gas condensing system boiler)
SVL Cylinder flow (gas condensing system boiler)
WW DHW (gas condensing combi boiler)
1
VIESMANN
11