Immergas Victrix Tera V228 EU Manual page 18

Storage tanks (in case of supply from LPG depot).
- New LPG storage tanks may contain residual inert gases (nitrogen) that degrade the mixture delivered to the appliance casing func-
tioning anomalies.
- Due to the composition of the LPG mixture, layering of the mixture components may occur during the period of storage in the tanks.
This can cause a variation in the calorific value of the mixture delivered to the appliance, with subsequent change in its performance.
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