Epson LS-B Series Maintenance Manual page 78

LS3-B LS6-B Maintenance 7. Joint #3
(3) Mount the Joint #3 motor unit back in
NOTE

(4) Mount the Arm Top Cover.
(5) Check if the Joint #3 moves in a Jog motion by operating from EPSON RC+ menu -
(6) Execute the calibration of Joint #3.
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the Arm #2.
Motor mounting screw
LS3-B, LS6-B: 3-M4×15+ washer
LS6-B602S-V1: 3-M4×12+ washer
Apply the proper tension to the Z belt, and then secure the Joint #3 motor unit.
Z belt tension: 34.5N (3.5 ± 0.5 kgf)
Axial tension (pulling force): 69 N (7.0 ± 0.5 kgf)
Motor mounting screw
LS3-B, LS6-B: 3-M4×15+ washer
LS6-B602S-V1: 3-M4×12+ washer
For details, refer to the section 7.2 Replacing the Timing Belt.
To check belt tension with the tension meter, refer to 7.4 Checking the Timing Belt
Tension (Z Belt).
For details, refer to 3.1 Arm Top Cover.
[Tools]-[Robot Manager]-[Jog & Teach].
If the Manipulator oscillates with MOTOR ON and the following errors are detected,
Error 5041: Motor torque output failure in low power state.
Error 4241: Over speed during low power mode was detected.
or when the joint other than Joint #3 moves, the connector for other joint might be
connected to the Joint #3 motor. Check the connector connection.
For details, refer to 13. Calibration.
Joint #3
Motor Unit
Joint #3 motor unit
Motor
Mounting
Screws
LS-B series Maintenance Rev.1
Motor
Mounting
Screws
Force gauge