Viessmann VITODENS 242-F Technical Manual page 64

Design information
■ Mixer PCB, capable of communicating with the Vitotronic 200 via KM
BUS
■ Adjustable bypass
■ Connection set for installation on finished or unfinished walls, with:
– Connection pipes
– Shut-off valves for heating water flow and return, with boiler drain
& fill valve
– 2 connectors for DHW
– 2 connectors for solar flow and return
– Gas shut-off valve with thermally activated safety shut-off valve
Assembly kit with mixer – on unfinished walls with mounting plate for pre-installation in unfinished buildings, part no. Z009 892
440
330
220
50
55
A
BCD E F G
6
BCD E F G
A
A Heating flow, heating circuit with mixer R ¾
B Solar return R ¾
C Heating flow, heating circuit without mixer R ¾
D DHW R ½
VIESMANN
64
(cont.)
L
H K
HK
L
■ Flow temperature sensor
■ Cover, designed to match appliance
■ Balanced flue extension, boiler flue connection
E DHW circulation R ½ (separate accessory)
F Gas connection R ½
G Cold water R ½
H Heating return, heating circuit without mixer R ¾
VITODENS