Nabtesco RV C Series, Руководство по эксплуатации

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Chapter 5 Installation
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• Using the hexagon socket head cap screw and serrated lock washer for the hexagon socket head Step 4
cap screw, tighten each component.
• Be sure to tighten the hexagon socket head cap screw with the specified tightening torque.
(Reference: “4.2.3. Reduction gear mounting bolts”, “4.2.4. Serrated lock washer for hexagon socket
head cap screw”, and “5.1. Bolt tightening torque”)

If the hexagon socket head cap screw is not tightened with the specified torque, the reduction gear
does not deliver the designed performance. In addition, it could cause injury and damage to the
customer’s device and the reduction gear.
• Seal the shaft installation component and reduction gear (shaft section) using liquid sealants. Step 5
• If a liquid sealant cannot be used, prepare an O-ring groove on the shaft installation component and
attach an O-ring (I).
• Take extra care so that the O-ring is not caught by the mounting surface.
• Confirm that the centering shaft of the reduction gear (shaft section) is correctly fitted into the
centering hole of the shaft installation component.
• When designing the shape of the shaft installation component, either the inner or outer centering
shaft of the reduction gear (shaft section) should be used.
• Check that there is no foreign matter adhering to the mounting surface .
• Align the mounting holes of the shaft installation component with the positions of the tapped holes
of the reduction gear (shaft section), and then attach the shaft installation component to the
reduction gear.
Fig. 5-4
Case installation component
Reduction gear
Motor mounting flange
Serrated lock
washer
Hexagon socket
head cap screw