• The electrode is free of deposits and
properly positioned.
fig. 17 - Electrode position
• The gas and water systems are perfectly
tight.
• The gas delivery and operating pressure
values are as indicated on the tables.
A soft, damp cloth may be used to clean the
casing and exterior parts of the heater, using
soapy water if necessary. Do not use
abrasive detergents or solvents.
3.3.2 Opening the casing To open
the casing:
fig. 18 - Opening the casing
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