NSK MEGATORQUE M-ESB-YSB2020AB300 - Page 338

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Appendix 4: How to Replace ESB Driver Unit
1. Remove the case of ESB Driver Unit.
Top and bottom : 2 pieces (M3 × 6 countersunk head machine screw)
Back : 1 piece (M3 × 6 countersunk head machine screw)
Side : M3 × 6 (M3 × 6 countersunk head machine screw, black oxide)
Figure A-15: Remove the case..