TABLE OF CONTENTS
RS series Maintenance Rev.3 vii
RS Maintenance
1. Safety Maintenance ................................................3
2. General Maintenance .............................................4
2.1 Maintenance Inspection............................................................4
2.1.1 Schedule for Maintenance Inspection.............................4
2.1.2 Inspection Point...............................................................5
2.2 Overhaul (Parts Replacement).................................................6
2.3 Greasing ...................................................................................8
Greasing the Ball Screw Spline Unit...........................................9
2.4 Tightening Hexagon Socket Head Cap Bolts.........................13
2.5 Matching Origins.....................................................................13
2.6 Layout of Maintenance Parts..................................................14
3. Covers ..................................................................15
3.1 Arm #1 ....................................................................................16
3.1.1 Standard-model.............................................................17
3.1.2 Cleanroom-model..........................................................17
3.2 Arm #2 ....................................................................................18
3.2.1 Arm #2 Cover ................................................................18
3.2.2 Under Cover..................................................................19
3.2.3 Arm #2 Maintenance Cover ..........................................19
3.3 Connector Plate......................................................................20
3.4 Base Cover .............................................................................21
3.5 User Plate ...............................................................................22
4. Cable Unit.............................................................23
4.1 Replacing Cable Unit..............................................................24
4.2 Wiring Diagrams .....................................................................32
4.2.1 Signal Cable..................................................................32
4.2.2 Power Cable..................................................................34
4.2.3 User Cable ....................................................................36
4.3 Replacing M/C Cable..............................................................37
5. Joint #1.................................................................39
5.1 Replacing Joint #1 Motor........................................................40
5.2 Replacing Joint #1 Reduction Gear Unit ................................44
5.3 Replacing J1 Belt....................................................................48
