Epson 4880 C Service Manual
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EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 251 10. Remove the two screws that secure the ASF Unit on the right side of the printer and the two screws that secure Duct, Air, C, Assy. „C.B.S. 3x6: 4 pcs. 11. Remove the two screws that secure the ASF Unit while keeping the Duct, Air, C, Assy separated. „C.B.S. 3x6: 2 pcs. Figure 4-59. Screws Securing ASF Unit When performing the following work, do not keep the Duct, Air, C, Assy too far from the printer because harnesses are connected between them. Step 11 C.B.S. 3x6 Step 10 C.B.S. 3x6
EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 252 12. While holding the ASF Unit, remove the three screws that secure the ASF Unit on the left side of the printer. „C.B.S. 3x6: 3 pcs. Figure 4-60. Screws Securing ASF Unit C.B.S. 3x6
EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 253 13. Remove the ASF Unit downward from the printer. Figure 4-61. ASF Unit Removal When installing the ASF Unit to the printer, do not let the connector of the ASF Phase Sensor located at the left side of the ASF Unit contact with the cutout of the frame of the main unit. Be sure to refer to Chapter 5 “Adjustment” (p.366) and perform specified adjustments after replacing the ASF Unit. ASF Phase Sensor ASF Unit
EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 2544.2.6.2 Roller Assy., LD, Left / Roller Assy., LD, Right1.Remove ASF Unit (p246). 2. Remove the E-ring, 6, and pull out the Gear, 44.74 and Lever, Hopper, Release from the Shaft, Roller, LD. Figure 4-62. Gear, 44.47 and Lever, Hopper, Release Removal When installing the Gear, 44.74 and Lever, Hopper, Release to the Shaft, Roller, LD, face the surfaces with the longer ribs of both the Gear, 44.74 and the Lever, Hopper, Release toward the ASF Unit side, and match the respective ribs of the shaft holes with the grooves of the Shaft, Roller, LD. Lever, Hopper, ReleaseGear, 44.47E-ring, 6
EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 255 3. Remove the three screws that secure the Frame, ASF, Right from the bottom of the ASF Unit, and remove the Frame, ASF, Right from the hole shown in Figure 4-64 as holding the Hopper „C.B.P. 3x8: 3 pcs. 4. Push down and release the tab that secures the Wheel, Detector using a precision driver or a similar tool, and then remove the Wheel, Detector. (Refer to Figure 4-65.) Figure 4-63. Screws Securing Frame, ASF, RightFigure 4-64. Frame, ASF, Right Removal Figure 4-65. Wheel, Detector Removal When installing the Frame, ASF, Right, make sure that both the grooves of the Cover, Roller, LD, Left and the Cover, Roller, LD, Right are engaged with the rail of the Frame, ASF, Lower. C.B.P. 3x8 Freme, ASF, Right Hopper Wheel, Detector
EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 256 5. Rotate the Bushing, Lock, 11.4 to the direction shown in Figure 4-66 to match the rib with the frame hole, release the boss at the lower part from the frame, and then remove the Bushing, Lock, 11.4 from the Shaft, Roller, LD. (The Ground Spring, ASF will be released at the same time.) Figure 4-66. Bushing, Lock, 11.4 Removal When installing the Ground Spring, ASF, install the Bushing, Lock, 11.4 first, insert the both ends of the Ground Spring, ASF into the right and left holes on the bottom of the Bushing, Lock, 11.4, and then hitch the other side of the Ground Spring, 11.4 to the tab located on the bottom of the Bushing, Lock, 11.4. Bushing, Lock, 11.4 Ground Spring, ASF Tab Rib Hole 1 2 3 Bushing, Lock, 11.4
EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 257 6. Detach the resin plate that is attached on the Holder, Edge Guide, Left, release the tab that secures Holder, Edge Guide, Left to the Cover, Roller, LD, Left, and then remove the Holder, Edge Guide, Left to the right. (Refer to Figure 4-67.) 7. Release the tab that secures the Roller Assy., LD, Left to the Cover, Roller, LD, Left, then remove the Roller Assy., LD, Left sliding it rightward. (Refer to Figure 4-68.) Figure 4-67. Holder, Edge Guide, Left Removal Figure 4-68. Roller Assy., LD, Left Removal Holder, Edge Guide, LeftHolder, Edge Guide, Left Tabs Resin PlateTab
EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 258 8. Remove the E-ring, 6 from the Shaft, Roller, LD. 9. Draw out the Shaft, Roller, LD to the direction shown in Figure 4-69 to remove both the Roller Assy., LD, Left and the Roller Assy., LD, Right. Figure 4-69. Roller Assy., LD, Left and Roller Assy., LD, Right Removal All the parts shown in Figure 4-69 are released when drawing the Shaft, Roller, LD. Install the parts to the Shaft, Roller, LD in the correct order and direction, refering the Figure 4-69. Roller Assy., LD, Right Compression Spring, 0.407Holder, Edge Guide, LeftRoller Assy., LD, LeftShaft, Roller, LD E-ring Drawing Direction of Shaft Compression Spring, 0.4 Roller, Sub, LD, MiddleRoller, Sub, LD, MiddleCompression Spring, 0.4
EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 2594.2.6.3 Mount Assy., Plate, Motor, ASF, SP1.Remove Box Assy., Flushing / Pump Unit (p316). 2. Detach E-ring and then remove Spur Gear, 16.(Refer to Figure 4-70.) Figure 4-70. Spur Gear, 16 Removal E-ring Spur Gear, 16Screwdriver insertion hole
EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CDisassembly & Assembly Disassembly Procedures 260 3. Insert screwdriver through hole at lower right of Spur Gear, 16 removed in Step 2 and remove the screw securing Mount Assy., Plate, Motor, ASF, SP. „ C.B. 3x8: 1 pc. 4. Remove the two screws securing Mount Assy., Plate, Motor, ASF, SP and then remove Mount Assy., Plate, Motor, ASF, SP. „C.B.S. 3x6: 1 pc. Figure 4-71. Mount Assy., Plate, Motor, ASF, SP Removal Step 3 C.B. 3x8 Step 4 C.B.S. 3x6 Step 4 C.B.S. 3x6 Mount Assy., Plate, Motor, ASF, SP