Epson C8 Series Manipulator Manual

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Maintenance 9. Joint #5288 C8 Rev.139.4 Joint #5 - Replacing the Electromagnetic BrakeName Qty. NoteMaintenancePartsElectromagnetic brake 1 2172928 (Common for Joints #4, #5, #6)Belt tensile jig 1 1674582ToolsHexagonalwrenchwidth across flats: 2 mm 1 For M4 hexagon socket set screwswidth across flats: 2.5 mm 1 For M3 hexagon socket head cap boltswidth across flats: 3 mm 1 For M4 hexagon socket head cap boltsCross-point screwdriver (#2) 1 For cross recessed head screwsTorque wrench 1 For tightening torque controlSpanner (width across flats: 8 mm) 1 For air tube fittingFeeler gauge (0.5 mm) 1 For adjusting the pulley positionBelt tension meter 1 Refer: Unitta U-505* The belt tensile jig is an assembly jig. Use the jig when adjusting belt tension.The brake is mounted on each joint to prevent the arm from lowering due to its own weight while theController power is OFF or the motor is OFF status. The brake does not work during replacement.Be careful when performing maintenance work.Attaching the labelsThe electromagnetic brakes are common for Joints #4, #5, and #6.In order to prevent misconnection of the connectors, attach the label for the electromagnetic brakes as shownin the photos.Joint #5 electromagnetic brakes Locations of the connector labelsBR052Cable (red/black)BR053Cable (blue/blue)BR053Cable(blue/orange)BR053 is connected at the time of shipment. Before attaching the label, disconnect theconnector.One side of BR052 and BR053 have the same shape. Identify the connectors by color.NOTE