Epson Stylus COLOR 760 Service Manual page 116

EPSON Stylus COLOR 760
1. Fasten the PF motor fixing screw and the No.5 screw securing the
PF motor with 6kg-cm torque once again.
Do not secure the PF fixing screw and the No.5 screw
with over securing torque. In case the securing torque
is over 6kg-cm, the PF motor may be broken or paper
feed accuracy is lowered.
Figure 5-6. PF motor fixing screw & No.1 Screw
2. Loosen the No.5 screw securing the PF motor a little and engaged
the teethes of the PF motor pinion gear carefully to the teethes of
the Gear 76.
Adjustment
PF fixing Screw
No.5 Screw
Adjustment
3. Push the following figured "A" point on the Gear 76 to the Left frame
side. The Gear 76 should be pushed to the Left frame side about
3mm. In case the "A" portion returns to the normal position with the
jarring sounds, the backlash value will be around the Standard
(0.1mm)
But, the following condition is confirmed, the backlash value will not
be suitable.
- The "A" portion of the Gear 76 dose not return to the normal
position. The backlash value is too narrow.
- The "A" portion of the Gear 76 returns to the normal position
without any jarring sounds. The backlash value is too wide.
C
Gear 76
Figure 5-7. Pushing the Gear 76 to the Left side frame side
When you push the above red circled point by hand,
push the Gear 76 on the Loop scale carefully.
For the another method, turn over the loop scale
carefully around the red circled point and push the
Gear 76 directly.
Revision C
B
A
Pinion Gear PF
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