Santerno Sinus M - 1.3 Product assembling & disassembling; To remove the front cover: Lightly press both the indented sides of the cover and pull up.; To change the inverter fan: Press the both sides of bottom cover lightly and pull out.

1-4
Press this part and pull out.
1.3 Product assembling & disassembling
 To remove the front cover: Lightly press both the indented sides of the cover and pull up.
 To change the inverter fan: Press the both sides of bottom cover lightly and pull out .
Press these parts lightly
and pull the cover up.