Sharp UX-4000M Service Manual - Page 61

10. Main motor 1 Remove two screws and remove fusing gear cover. 2 Remove PU idle gears. 3 Remove two screws. 4 Slide and remove main motor from the notch in the upper frame. • At that time, be careful not to damage or bend the shading sheet. Note for assembly • When attaching main motor, put the cable to the right side. Main motor 4 3 3 Fusing gear cover PU idle gears 2 1 3 Remove the tray lock lever. UX-4000MU FO-2950MU/C Tray lock lever 3 Fig. 19 The clearance between the clutch boss and the clutch gear must be 0.1(+0.02/-0.03)mm 4 Remove the red reversing screw from the paper feed roller shaft. 5 Remove the paper feed clutch gear. 6 Pull out the paper feed roller. 7 Pull out the clutch sleeve, the clutch spring, the clutch R sleeve, and the paper feed roller boss from the paper feed roller shaft at the same time. Note for assembly • When assembling the paper feed roller boss, the clutch R sleeve, the clutch spring, and the clutch sleeve to the paper feed roller, be careful to the directions of the parts. Insert one of the bent section ( ) of the clutch spring into the hole ( ) in the clutch R sleeve, and insert the other bent section into the hole ( ) in the clutch sleeve securely. Paper feed roller 6 Fig. 17 11. Paper feed roller 1 Remove two screws and remove gear cover. 2 Remove PU idler gears. 5 Paper feed clutch gear 4 Clutch R sleeve 7 Clutch spring 7 Clutch sleeve 7 Paper feed clutch gear Fusing gear cover 7 Paper feed roller boss PU idle gears 2 Fig. 18 1 3 - 18 Fig. 20