Paper Feed Motor Backlash Adjustment - Epson LQ-2550 Technical Manual

Feed Motor Backlash Adjustment
4.3.2. Paper
This adjustment is required when either the paper feed motor is replaced or when its mounting position
is shifted.
Remove the printer mechanism. (Refer to Section 4.2.5.1.)
Step 1:
Loosen the two screws CPS(M3 X 8) securing the paper feed motor.
Step 2:
Manually rotate the paper feed motor, and adjust the backlash between the pinion and the
Step 3:
paper feed reduction gear.
Allowable backlash: 0.05mm to 0.1 mm
Tighten the screws CPS(M3X8) on the paper feed motor.
Step 4:
Paper
Paper Feed Motor
o
L
Figure 4-73,
/
Pinion
'
Paper Feed Motor and Paper Feed Reduction
Gear Backlash Adjustment
4-41
REV.-A
ear
per Feed Motor