How-to: replace Collar Separator
Steps
![](https://www.stencil.wiki/sites/default/files/styles/adaptive/public/119218653_3715629725147860_2200413993870898566_o_0.jpg?itok=uePhLVn8)
BEFORE
Collar Separator — almost totally disappeared by age
part can be found here: https://www.aliexpress.com/item/33052287581.html
pull out the drum and switch the power off
remove the separator-fan unit (2 screws in the back of the machine)
detach the purple cable and remove the separator-fan
![](https://www.stencil.wiki/sites/default/files/styles/adaptive/public/separator%20area.jpg?itok=S7-RXscA)
have a look at Fig.16 SEPERATOR AREA
![](https://www.stencil.wiki/sites/default/files/styles/adaptive/public/Screen%20Shot%202020-11-01%20at%2020.08.04.png?itok=03JnIlUS)
take off the front clip of part 10 (the shaft - be careful because they almost always fly off and you don't want a loose clip vanishing into the depths of your Riso.)
![](https://www.stencil.wiki/sites/default/files/styles/adaptive/public/Screen%20Shot%202020-11-01%20at%2020.07.14.png?itok=ZAnazmUM)
remove the 2 top screws of part 8 (lever separator).
part 8 (lever separator) is attached to a spring in the back (A). Leave it attached!
![](https://www.stencil.wiki/sites/default/files/styles/adaptive/public/Screen%20Shot%202020-11-01%20at%2020.23.09.png?itok=46ZVavFl)
pull the lever (8) gently to the front so you can push out part 10 (Shaft; Collar; Separator) towards the back of the machine and just keep the back clip on.
replace part 9 (Collar; Separator) and push part 10 back in again
put the front clip back on part 10 (the shaft)
DONE
put back the separator fan unit
![](https://www.stencil.wiki/sites/default/files/styles/adaptive/public/70B39A13-5229-424B-8FFD-3E8A23EDDBB0.jpeg?itok=8ShzUKFb)
note: clean the drums as they will have traces of the worn out part and could mess up the new part.