Viessmann vitodens Technical Manual page 11

Vitodens 300, 26.0 to 35.0 kW
Installation on finished walls
150
KAS
380
(length)
*1
Obligatory in conjunction with DHW cylinders installed below the boiler. Otherwise, recommendation only.
Key to symbols
ADG Expansion vessel G ¾"
ATR Drain funnel connection
E Drain
GA Gas connection
HR Heating return
HV Heating flow
KAS Boiler adaptor
OKFF Top edge finished floor
SIV Safety valve
VITODENS
240
ADG
SVL/
WW
SRL/
KW
SIV
HV GA HR
E
110
177
240
302
370
480 (width)
OKFF
Gas fired combination boilers only:
KW Cold water G ½"
WW Hot water G ½"
Gas fired boilers only:
SRL Cylinder return G ¾"
SVL Cylinder flow G ¾"
1.2 Specification
Vitodens 300
Installation on unfinished walls
240
ADG
SVL/
WW
SRL/
KW
SIV
HV GA HR ATR
E
65
110
177
240
302
370
480 (width)
OKFF
Finished wall
300
1
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