Haier HGN-2070MG Instructions page 4

3.
WARNING: If the door or door
seals are damaged, the oven must
not be operated until it has been
repaired by a competent person.
ADDENDUM
If the apparatus is not maintained in
a good state of cleanliness, its
surface could be degraded and
affect the lifespan of the apparatus
and lead to a dangerous situation.
3