8
1.
Fill the DHW cylinder on the DHW side.
Note
When the DHW cylinder is pressurised, tighten the
screws in the flange cover. Max. torque: 25 Nm
2.
Check the fittings on the heating water and DHW
side for leaks and tighten if required.
3.
Check the function of the safety valves according
to the manufacturer's instructions.
Draining the DHW cylinder on the DHW side (if required)
1.
Shut off the cold water supply.
2.
Open the DHW draw-off points (to release the
pressure).
3.
Drain the DHW cylinder from the drain valve in the
cold water supply.
Shutting down the system
Checking the function of safety valves
Checking the anode earth current with an anode tester
C D
B
A
Fig. 1
1.
Remove cover
A
and flange insulation
B
.
2.
Disconnect earth cable
C
from tab
D
.
3.
Connect tester in series across earth cable
C
and
tab
D
.
■
If a current of
>
0.3 mA can be measured, the
protective magnesium anode is OK.
■
If a current of < 0.3 mA or no current at all can be
measured, inspect the protective magnesium
anode visually (see page 10).
Commissioning, inspection, maintenance
Filling the DHW cylinder
5677415
Summary of Contents for CVE
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