Chapter 2: Installation
Operation Manual: Evolution Series
Figure 2-8: Installing Basket on Shaft
Checking Paddles, Baskets and Shafts for Straightness
Use instruments such as Distek’s Wobble Meter, ShaftChek, or other means to
verify straightness of stirring shafts, blades and baskets. Check shaft wobble near
bottom end of shaft. Check basket wobble at bottom rim of basket. Record
values at 25 and 250 RPM.
Checking Shaft Centering
Use Distek CenterChek or other means to verify shaft centering with respect to
vessels. Follow instructions included with CenterChek for accurate results.
“Basket” refers to USP Dissolution Apparatus 1.
“Paddle” refers to USP Dissolution Apparatus 2.
Paddles and Basket Height Adjustment
The paddle and basket height is configured at Distek's factory and should not have
to be changed unless the height is out of calibration. The following procedure
describes how to properly adjust the height setting. This procedure should only be
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