Canon imagePRESS 1135 Series Service Manual page 1448

19) Be careful of the following points if the flag is downward-facing when installing the drum home position detection flag.
CAUTION :
• Be sure that the flag is fitted
in [A] area of the drum home
position sensor.
• Check that the drum home
position sensor is not
disengaged.
CAUTION :
Place the arm of the pre-primary
transfer charging assembly
on the side of the drum home
position detection flag.
If the arm of the pre-primary
transfer charging assembly is
not placed properly, the dust
collection roller does not rotate
and as a result, the stray toner
cannot be collected.
9
Installation > Installation > Installing the developing assembly
Arm of the pre-primary transfer charging assembly
9 Installation > Installation > Installing the developing assembly
Drum home position detection flag
9-31
F-9-67
F-9-68
9-31