The heating roller printer copier fixing roller of the heating roller stick on a layer of toner after using for a long time in may, then will be affect the fixing. When the printer printed sample appears black block, black stripe, and add toner tape elsewhere.This indicates that the hot roller surface has been scratched. Cleaning the heating roller can be used the cotton dipped with alcohol carefully wipe it.Don't be too hard to wipe the heating roller, or more do not use razor blades and sharp objects to scrape to avoid damage to a fixing heating roller.
1.Remove the upper fixing roller NTC thermistor module as following steps.
a. Remove a NTC thermistor plug
b. Take down a screw and wire clip
c.From the clip plate unloading line speed thermistor line
d.Take down a screw and wire speed
2. Remove a screw and NTC thermistor
3. NTC thermistor fixing roller cleaning
a. Remove the NTC thermistor module of fixing roller
b.Using the cloth with oil wiping the NTC thermistor of fixing component
4.Dismantled the fixing roller assembly of NTC thermistor
a.Pull fixing component
b.Remove the cover plate fixing component
c.Remove fixing assembly plate
5. Remove the screw and remove the NTC thermistor.
a.Remove the block, pull the scroll
b.Remove the fixing roller of thermistor
c.Cleaning with cloth