Replacing The Timing Belt - Epson LS20-B Series Manual

7.2 Replacing the Timing Belt

Maintenance
Z belt
part
Hexagonal
wrench
Cross-point screwdriver (#2)
Tools
Torque wrench
Nippers
Sonic tension meter
Material Wire tie
NOTE A brake is mounted on the motor of Joints #3 and #4 to prevent the shaft from moving down

and rotating due to the weight of the end effector while the power to the Controller is OFF
or while the motor is in OFF status (MOTOR OFF).
Move the shaft down to its lower limit before the replacement procedure following the
removal steps.
LS20-B Rev.4
Name
width across flats: 2.5 mm
width across flats: 3 mm
width across flats: 4 mm
Maintenance 7. Joint #3
Qty. Note
1 1618727
1 For M3 screw
1 For M4 screw
1 For M5 screw
1 For M3, M4 screw
1
1 For cutting wire tie
Z: Belt tension
1
93N (9.5 ± 0.75 kgf)
- For binding cables
113