18
■ For connecting on the DHW side,
observe DIN 1988 and DIN 4753.
■ Connect all pipework with detachable
fittings.
■ Seal connections that are not required
with red brass caps.
■ Equip the DHW circulation pipe with a
DHW circulation pump, check valve
and time switch.
■ Connect the DHW circulation pump
either to the control unit or the sepa-
rate time switch
Permiss. temperature:
95 °C
Permiss. operating
pressure:
10 bar
Test pressure:
16 bar
WW
ZP
MAG-W
EV
SIV
AV
DFR
MA
RV1
EV
AV
AV
KW
EV
TF
DMV
AV
RV2
KW
Z
A
Spring-loaded check valve
B
Visible discharge pipe outlet
AV
Shut-off valve
DFR
Flow regulating valve
DMV
Pressure reducer
EV
Drain
KW
Cold water
MA
Pressure gauge connection
MAG-W Diaphragm expansion vessel
(suitable for DHW)
RV1
Non-return valve
RV2
Non-return valve/pipe separa-
tor
SIV
Safety valve
TF
Drinking water filter
WW
DHW
Z
DHW circulation pipe
ZP
DHW circulation pump
Installation sequence
Connecting the DHW side
5719 714 UAE
Summary of Contents for Vitocell 340-M
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