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9.2.4 Magnesium anode
NIE-B-026
1
The magnesium anode must be checked every year.
After the first check, determine the frequency of future checks on the
basis of anode wear.
1
Shut off the domestic cold water inlet.
2
Drain the hot water tank:
- Open the hot water tap.
- Open the drainage hole if the valve is connected, otherwise...
- Open the valve on the safety unit.
Fig.22 Anode check
Ø >
15 mm =
Ø <
15 mm =
NIE-B-025
3
Unscrew the magnesium anode.
4
Measure the diameter of the anode.
Replace the anode if its diameter is less than 15 mm.
5
Remount the magnesium anode.
9.2.5 Checking the safety valve or safety unit
Operate the safety valve or safety unit at least once a month to check that
it is running correctly. This check helps to protect against any pressure
surges that may damage the water heater.
Caution
Failure to comply with this maintenance rule may cause
deterioration to the water heater tank and cancel its warranty.
9 Maintenance
