Filling The Dhw Cylinder; Shutting Down The System; Checking The Safety Valve Function; Checking The Anode Earth Current With An Anode Tester - Viessmann VITOCELL 100-V Installation And Service Instructions Manual

Commissioning, inspection, maintenance

Filling the DHW cylinder

1. Fill the DHW cylinder on the DHW side.
Note
If the DHW cylinder is pressurised, retighten the
flange cover with a torque of 25 Nm.

Shutting down the system

Checking the safety valve function

Checking the anode earth current with an anode tester

Checking the anode earth current
C D E
Fig. 16
20
2. Check the fittings for leaks on the heating water
and DHW sides, and at the immersion heater or
heating lance (if installed), and retighten if
required.
3. Check the function of the safety valves according
to the manufacturer's instructions.
1. Remove top cover
and thermal insulation (fleece or EPS flange insu-
lation) B
ted).
A
2. Disconnect earth cable
300 l
3. Connect tester in series across tab
cable :
C
■ Current
B
Protective magnesium anode is in working order.
Current < 0.3 mA:
■
Visual inspection of the protective magnesium
anode
(see page 21).
(300 l version with screw)
A
. Remove the thermometer sensor (if fit-
from tab
C
0.3 mA:
>
.
D
D and earth