9
5.3 Operation Examples 5-3
5.3.1 PU operation mode............................................................................ 5-3
5.3.2 External operation mode.................................................................... 5-4
5.3.3 External/PU combined operation mode 1........................................... 5-5
5.3.4 External/PU combined operation mode 2........................................... 5-6
5.3.5 Starting operation .............................................................................. 5-7
6. TROUBLESHOOTING 6-1
6.1 Message Appearing on the Operation Panel 6-2
6.1.1 Protective function activated.............................................................. 6-2
6.1.2 Alarm function activated..................................................................... 6-5
6.1.3 Others................................................................................................ 6-6
6.1.4 Correspondences between digital and actual characters................... 6-6
6.2 Motor operation out of ordinary 6-7
6.3 Noise Malfunctions and Measures 6-8
6.4 Maintenance and Inspection 6-10
6.4.1 Inspection........................................................................................ 6-10
6.4.2 Wear parts....................................................................................... 6-12
6.4.3 Cooling fan replacement method..................................................... 6-13
6.4.4 Drive unit replacement..................................................................... 6-14
6.4.5 Measurement of circuit current ........................................................ 6-15
7. SPECIFICATIONS 7-1
7.1 Drive Unit Specifications 7-2
7.1.1 Standard specifications...................................................................... 7-2
7.1.2 Outline drawings................................................................................ 7-5
7.1.3 Option list........................................................................................... 7-7
7.2 Motor Specifications 7-8
7.2.1 Standard specifications...................................................................... 7-8
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