Viessmann VITOCAL 242-G Installation And Service Instructions Manual page 95

Connecting the DHW
Connection of the Vitocal 242 on the DHW side
For the DHW connection, observe DIN 1988 and DIN 4753.
A Domestic hot water
B DHW circulation pump
C Spring-loaded check valve
D Hydraulic connection array of the
Compact Energy Tower (top view)
E Flow regulating valve
F Pressure gauge connection
Note
A safety valve with visible outlet of the
blow-off line (to DIN 1988) and a shut-
off and drain valve as well as a check
valve are integrated on the DHW side
of the device.
Connection of the Vitocal 222 on the DHW side
For the DHW connection, observe DIN 1988 and DIN 4753.
(cont.)
G Drain valve
H Shut-off valve
K Cold water
L Drinking water filter
M Pressure reducer
N Non-return valve/pipe separator
Installation sequence
95