6 Maintenance
6.1
General instructions
Caution
Maintenance operations must be completed by a qualified
installer.
Use only genuine spare parts.
6.2
Safety valve or safety unit
1. The safety valve or unit on the domestic cold water inlet must be
operated at least once a month in order to ensure that it works
properly and take precautions against possible pressure surges which
would damage the domestic hot water tank.
Warning
Failure to follow this maintenance requirement may lead to the
deterioration of the domestic hot water tank and void its warranty.
6.3
Cleaning the casing
1. Clean the outside of appliances using a damp cloth and a mild
detergent.
6.4
Checking the magnesium anode
Regularly check the condition of the anodes. After the first check and in
light of the wear of the anodes, determine the frequency of future checks.
6.4.1
Check with anode tester
Check all the testers on the calorifier. The calorifier has a tester for each
anode.
1. Hold down the anode tester button.
Green
Anode in good condition
Red
Check anode
2. Check the position of the anode tester needle.
3. Have the anode inspected by the installer if the tester needle is in the
red.
Fig.11
1
2
L000401-A
6 Maintenance
7724479 - v03 - 07102019
AS 300–2E BC
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