Hisense O521AXUK Detailed Instructions For Use page 5

Do not use harsh abrasive cleaners or sharp metal scrapers
to clean the oven door glass/ the glass of hinged lids of the
hob (as appropriate), since they can scratch the surface,
which may result in shattering of the glass.
Do not use steam cleaners or high pressure cleaners to
clean the appliance as this may result in an electric shock.
Means for disconnection must be incorporated in the fixed
wiring in accordance with the wiring rules.
If the supply cord is damaged, it must be replaced by the
manufacturer, its service agent or similarly qualified persons
in order to avoid a hazard (only for appliances supplied with
connection cord).
The appliance must not be installed behind a decorative
door in order to avoid overheating.
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