MX-3050N, MX-3060N, MX-3070N, MX-3550N, MX-3560N, MX-3570N, MX-4050N, MX-4060N, MX-4070N (serv.man158). CCE 1624 COUNTERMEASURE FOR NOISE FROM DELIVERY SECTION - Sharp Copying Equipment Technical Bulletin (repair manual). Page 3

Read Sharp MX-3050N / MX-3060N / MX-3070N / MX-3550N / MX-3560N / MX-3570N / MX-4050N / MX-4060N / MX-4070N (serv.man158) Technical Bulletin online

<Remedy by changing the assembly method of Delivery unit>
If the countermeasure of adding Poly slider and applying Hanarl grease does not improve the symptom enough, please implement this remedy.
Step1. Remove Left cabinet of the frame.
<Unscrew the screws (M3x8_XHBS730P08000)(x2), 
and remove Left cabinet.>
<Pull out the cassette, and open Front cabinet.>
Screw (M3×8)
Step2. Remove Delivery tray.
Screw (M3×8)
<Unhook the pawl fixed at the right front of Upper delivery tray.
Lift Upper delivery tray and slide it to the left side, and then remove it.>
<Unscrew the screws (M3x8_XHBS730P08000) (x2), screws (M4x10)(x2), 
and screws (M4x8)(x2), and then remove Delivery tray.>
Screw (M3×8)
Screw (M3×8)
Step3. Remove Front cabinet upper right and Delivery unit.
Push down the pawl once to remove.
Screw (M4×10)
Screw (M4×10)
Screw (M4×8)
<Unscrew the screws (M4x10)(x3), and remove Front cabinet upper right.>
<Unscrew the screw (M4x8)(x3), and remove Delivery unit. When removing Delivery unit,
Screw (M4×10)
Screw (M4×10)
Screw (M4×10)
<Unscrew the screws (M4x10)(x3), and remove Front cabinet upper right.>
<Unscrew the screw (M4x8)(x3), and remove Delivery unit.   When removing Delivery unit, 
disconnect the connectors(x2) which connect Delivery unit and the main unit at the rear side.>
Screw (M4×8)
Connector
Connector
Step4. Move Delivery unit to the rear side for assembly. 
<Undo the screw (M4x10), and tighten the screw while holding the unit that the reference cross boss
contacts the inside of oval hole.> 
<Move the blue paper guide of the upper side of the unit 
to the front side, and then assemble it.>
Apply 0.05g of Floil GP501MR (ZGLYC‐00003XC).
Unscrew the screw (M4x10)(x2), and then remove Shifter unit gear fixing holder.
<Remedy>
Apply the grease around the shaft of Shifter unit fixing holder.
Screw (M4x10)
Screw (M4x10)
Step5. Reverse the procedure from Step.3 to Step1. and mount Left cabinet.
Page of 3
Display

Download Sharp MX-3050N / MX-3060N / MX-3070N / MX-3550N / MX-3560N / MX-3570N / MX-4050N / MX-4060N / MX-4070N (serv.man158) Technical Bulletin