Pf Motor; Cr Motor - Epson Stylus Photo R280 Service Manual

Epson Stylus Photo R280/R285/R290/Epson Artisan 50/Epson Stylus Photo T50/T59/T60/P50

4.4.11 PF Motor

Be careful not to damage the Pinion Gear of the PF Motor.
C A U T I O N
Parts/Components need to be removed in advance
Printer Cover / Paper Support Assy / Upper Housing / Main Board Unit / Panel Assy /
Cover Open Sensor / Printer Mechanism / PF Encoder / PF Scale
Removal procedure
1. Release the PF Motor Cable from the hook of the ASF Unit.
2. Remove the two screws that secure the PF Motor.
• Screw : C.P. M3x6 (tightening torque: 3-5 kgf.cm)
(The numbers shown in the figure indicate the order of tightening the screws.)
3. Slide the PF Motor to pull it out through the cutout and remove the PF Motor.
PF Motor Cable
ASF Unit Hook
Figure 4-81. Removing the PF Motor
Whenever the PF Motor is replaced, the required adjustments
A D J U S T M E N T
R E Q U I R E D
must be carried out.
• Refer to "5.1.2 Required Adjustments" (p.107)
Chapter 4 Disassembly/Assembly
(No.7)
PF Motor
1
2
4.4.11 PF Motor (Disassembling the Printer Mechanism)

4.4.12 CR Motor

Parts/Components need to be removed in advance
Printer Cover / Paper Support Assy / Upper Housing / Main Board Unit / Panel Assy /
Cover Open Sensor / Printer Mechanism
Removal procedure
1. Remove the Extension Spring of the Driven Pulley Assy from the rear side.
[Rear Side]
Driven Pulley Assy
Figure 4-82. Removing the Extension Spring
Take extra care not to contaminate the Timing Belt with grease.
C A U T I O N
The belt deteriorates faster if grease adheres to it.
2. Remove the Driven Pulley Assy and remove the Timing Belt from the Pinion
Gear of the CR Motor.
Driven Pulley Assy
[Rear Side]
Figure 4-83. Removing the CR Motor (1)
Revision C
Extension Spring
Timing Belt Pinion Gear
Confidential
87