Canon imageCLASS MF4370dn Basic Operation Manual page 209

Clearing Jams
Hold the grip (A) on the right front side of
3
the toner cover.
Open the toner cover.
4
Remove the toner cartridge from the
5
machine.
11-6
– Do not touch the rollers and parts which have
labels "CAUTION! Hot surface avoid contact" on.
They become very hot during use.
– Remove watches and any bracelets or rings
when touching the inside of the machine.
These items might be damaged if they come
into contact with the parts inside of the
machine.
– To avoid exposing the toner cartridge to light,
place it in its protective bag or wrap it in a thick
cloth.
– Do not open the drum protective shutter on
the toner cartridge. Print quality may
deteriorate if the drum surface is exposed to
light or is damaged.
– Do not touch the fixing assembly (A) as it
becomes very hot during use.
– Do not touch the transfer roller (B) as this can
damage the machine.
Always hold the toner cartridge by its handle (A).