Removal Of The Three Way Diverter Valve; Removal Of The Diverter Group - Biasi RINNOVA ADAPTIVE M300V.2025 SM Service Manual

Warning: Please note the electric actuator is ener-
gized 240VAC even if the boiler is in a standby con-
dition .
E
C
Figure 8 .4

8 .4 Removal of the three way diverter valve

1 Remove the front and both side case panels.
2 Empty the primary circuit and the D.H.W. circuit of the boiler.
3 Remove the electric actuator (see "8.3 Removal of the elec-
tric actuator" on page 19).
4 Unscrew the three way diverter valve "F" Figure 8.5.
Figure 8 .5
Reassemble the three way diverter valve carrying out the remov-
al operations in the reverse order.
Warning: to lubricate the O-ring gaskets exclusively
use a silicone base grease compatible to be in con-
tact with foods and approved by the local water Au-
thorities .

8 .5 Removal of the diverter group

1 Remove the front and both side case panels.
2 Empty the primary circuit and the D.H.W. circuit of the boiler.
3 Remove the electric actuator (section "8.3 Removal of the
electric actuator" on page 19).
4 Disconnect D.H.W. temperature probe NTC "G" (Figure 8.6).
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THREE WAY DIVERTER VALVE
D
F
5 Unscrew the connector "H" (Figure 8.6), the C.H. flow con-
nector and the D.H.W. outlet connector.
6 Remove the D.H.W. heat exchanger (see "6.2 Removal" on
page 17).
7 Unscrew the screw "I" and remove the diverter group.
H
Figure 8 .6
8 Reassemble the diverter group carrying out the removal op-
erations in the reverse order.
Warning: to lubricate the O-ring gaskets exclusively
use a silicone base grease compatible to be in con-
tact with foods and approved by the local water Au-
thorities .
G
I