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Maintenance 7. Joint #3
(4) Mount the Joint #3 motor unit back in
NOTE
(5) Mount the Arm Top Cover.
(6) Check if the Joint #3 moves in a Jog motion by operating from EPSON RC+ menu -
(7) Execute the calibration of Joint #3.
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the Arm #2.
For details, refer to the section 7.2
Replacing the Timing Belt.
Z belt tension
69 N (7.0 ± 0.5 kgf)
(4)-1
Loosen the nut and turn the bolt. Push in the Joint #3 motor unit.
(4)-2
After fixing the Joint #3 motor unit, turn the bolt to leave from the plate.
(4)-3
Check the tension using the sonic tension meter.
For details, refer to Maintenance 7.4 Checking the Timing Belt Tension.
(4)-4
Repeat the steps (4)-1 through (4)-3 until you get appropriate tension.
(4)-5
After the adjustment, put the bolt back to its original position and fix it with
the nut.
To check belt tension with the tension meter, refer to Maintenance: 7.4 Checking the
Timing Belt Tension (Z Belt).
For details, refer to Maintenance: 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 Maintenance: 13. Calibration.
Joint #3
Motor Unit
3-M4×18
+ Washer
Plate
Bolt
Nut
Tensioner
LS10-B Rev.6
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