On-board help
(Without the spacers, there would be no direct contact between the faceplate and the
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coupling surface surrounding the bolt holes – exactly the location where the faceplate
and coupling are being joined.)
(1)
Reference surface
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The coupling shown above has a raised face flange. The provided spacers are used to
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create a three-point plane to ensure that the faceplate and the coupling face, which is
the reference surface are joined together.
Note
The center part of the coupling face must not be used as a reference surface.
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Version:2.3