Lexmark Optra C Service Manual - Page 74
Fuser, Does the delivery paper sensor lever move
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5045-001 Fuser FRU Action 1 Fuser roller Do the fuser rollers rotate smoothly? Check Drive unit the fuser roller drive unit. 2 Fuser rollers Is the fuser upper roller or the fuser lower roller deformed or flawed? If yes, replace them. 3 Fuser entrance Is the entrance guide soiled? Is there a guide guide protrusion due to a flaw or toner adhesion? Clean the entrance guide. 4 Nip width Is the fuser roller engagement correct? Replace the fuser unit. 5 Cleaning belt Is the cleaning belt being wound correctly? Check the fuser cleaner unit. 6 Fuser Is the fuser separation guide soiled? Or is separation there a protrusion due to a flaw or toner guide adhesion? Clean the guide. 7 Delivery paper Does the delivery paper sensor lever move sensor lever smoothly? Adjust it so that it moves smoothly. 8 Delivery paper Does the delivery paper sensor operate sensor (PS9) correctly? Replace the sensor. 9 Oil applying unit Is the fuser delivery roller rotating smoothly? Delivery drive Is the face-down delivery roller rotating unit smoothly? If yes, check the operation of the oil applying unit. If no, check the delivery drive unit, and replace the damaged part. 2-42