Viessmann Vitodens 200 Technical Manual page 70

2.3 Installation in unfinished buildings
333
Pre-installation in unfinished buildings
With connection set (part no. 7179 420)
for on-site connection from above or
below
comprising:
H 2 shut-off ball valves (G ¾")
with air vent valve, heating water
H Gas stop cock R ½" with integral
thermal safety shut-off valve
H Fill valve
KW
2
HV
KOA
C
200
Key to symbols
GA Gas connection R ½"
HR Heating return G ¾"
HV Heating flow G ¾"
KOA Condensate drain
OKFF Top edge finished floor
KW Cold water G c
WW Hot water G c
Z DHW circulation G1"
Boiler plinth
H height adjustable, for screed heights
from 10 to 18 cm
H for the installation of the Vitodens 333
on unfinished floors
H with knock-out apertures for the on-site
cable entries
70
Vitodens 333
Note
Maintain a clearance of 1 000 mm in front
of the Vitodens for service work.
Maintenance spaces to the l.h. or r.h. side
of the Vitodens are not required.
GA WW
HR
243
470
A
208
B
Z
OKFF
A Vitodens 333 (external dimensions)
B Area for electrical supply cables.
Allow all cables to protrude approx.
2000 mm from the wall.
C Drain outlet kit (accessories)
D Connection set
A Knock-out apertures
KW
A
GA
D
WW
HV
HR
VITODENS