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CAUTION: If the gauge does not slide in easily, do not force it. You may scratch the highly pol-
ished surface of the hook support or hook basket, resulting in thread breaks.
Figure 5 – Retaining Finger Gauge Usage
The retaining finger gauge should slide between the hook support and hook basket with no resis
-
tance. The gap between the hook support and hook basket should be no more than 1.1 times the
thickness of the gauge. (The gauge is 0.020” and the tolerance is ± 0.002”.)
8.
The tip of the hook support should be flush with the top of the hook basket.
9. If the adjustment is not correct, continue to the Adjustment Procedure below.
Adjustment Procedure
•
Note: Prior to adjustment, be sure to follow steps 1 through 9 in the Rotary Hook Support
Inspection Procedure above.
1. Use the 2mm Allen wrench to loosen the 2 screws holding the hook support.
Figure 1 – Hook Support Screws
2. Position the hook support in the notch at the top of the rotary hook basket.
Figure 2 – Rotary Hook Basket Notch
3. Insert the gauge between the hook support and hook basket.
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