Sammic HM-1830 Manuel D'installation Et D'entretien page 14

To remove the ceramic board from the cavity :
14 ENGLISH
Do not install the ceramic board like this :
Never install the board above the groove.
Never place the board with the warning in
the back of it.
1. Cut off the power, remove the ceramic board untill
the cavity and the board are cool down to prevent
scald.
2. Pull the ceramic board along the groove from the cavity
gently, do not overexert or shake it to prevent damaged.
3. Hold the ceramic board gently for it is breakable and
should be place well.