Apg Assy - Epson Stylus PHOTO RX640 Service Manual

EPSON Stylus PHOTO RX640/650

4.5.4 APG Assy

1. Remove the Printer Mechanism (p.53)
2. At the right side of the printer, remove the screws (x2) securing the APG Assy.
(Fig. 4-61)
3. Release the hook at the top, and remove the APG Assy while taking care not to
lose gears or springs.
4. Remove the composite gear (10, 15.2).
C H E C K
The gears of the APG Assy are arranged as shown below:
P O I N T
Install the APG Assy by the following procedure: (Fig. 4-62)
1. Install the composite gear (10, 15.5).
2. Pass a pin (ø2mm) or the like through the locating hole in the
Right PG Cam on the CR Guide Shaft and that in the printer
frame.
3. Pass a pin or the like through the locating hole in the spur
gear 28.8 and that in the APG Assy. With the pins left inserted
in the holes, install the APG Assy on the printer frame.
4. Make sure that all the hooks are engaged properly and the
protrusions fit in the printer frame, and tighten the screws in
the order shown in Fig.4-60 .
Disassembly and Assembly
Locating hole
Spur gear 28.8
Disassembly and Assembly of Major Parts of Printer
Hook
C.B.S-TITE 3x6 (x2)
·
Torque : 0.8±0.1N m
1
APG Assy
Figure 4-61. Removing the APG Assy
1. Install the composite gear
Right PG Cam
2. Pass a pin or the like
4. Check engagement
of the hooks
Pin
Pin
Figure 4-62. Installing the APG Assy
Revision A
Composite gear (10, 15.2)
2
ASF Gear Train
3. Pass a pin or the like
With the pin left
in the hole
4. Install the
composite gear
64