Siemens SINUMERIK 840D

FADAL MACHINING CENTERS
56 INSTALLATION PROCEDURE MAN-0126_R1
3.7 COUPLER
INSTALLATION ON
AXIS MOTOR OR
BALLSCREW
NOTE
Motor and Ball Screw shaft must be clean and oil free.
Follow the next procedure:
1. Loosen both coupler HUB screws.
2. Mark coupler HUBs and SPIDER before disassembling to insure coupler is assem-
bled back together the same way.
Figure 3-9: Coupler
3. Separate coupler HUBs.
4. Install bottom coupler HUB on to axis motor shaft.
5. Coupler must be gaged 0.10” (2.54mm) away from axis motor face.