Viessmann VITODENS 242-F Technical Manual page 56

Design information
E Gas connection R ½
F Cold water R ½
Type
Vitodens 222-F, FS2B
- 19 and 26 kW
- 35 kW
Vitodens 333-F, FS3B
Vitodens 333-F, FR3B
Note
The adjustable feet give the height measurements of the connections
a tolerance of + 15 mm.
For connecting on-site lines on the gas, heating water and DHW sides
from above.
Assembly kit comprising:
■ Plate heat exchanger for system separation of the heating circuit with
mixer
■ Circulation pump for the heating circuit with mixer
■ Three-way mixer with mixer motor
■ Mixer PCB, capable of communicating with the Vitotronic 200 via KM
BUS
6
VIESMANN
56
(cont.)
a
mm
1477
1677
1477
1677
G Heating return, heating circuit without mixer R ¾
H Heating return, heating circuit with mixer R ¾
b c
mm mm
1580 1602
1780 1802
1580 1602
1780 1802
■ Adjustable bypass
■ Connection set for installation on finished or unfinished walls, with:
– Connecting pipes
– Shut-off valves for heating water flow and return with boiler drain
& fill valve
– 2 connectors for DHW
– Gas shut-off valve (R ½) with thermally activated safety shut-off
valve
■ Flow temperature sensor
■ Cover with the same design as the appliance
■ Balanced flue extension, boiler flue connection
d e
mm mm
1672 1725
1872 1925
1672 1725
1872 1925
VITODENS