TEST FOR TYPE OF IMPELLER INSTALLATION
1. Install the proper thrust collar and seal carrier spacer on the shaft wheel assembly to be used.
2. Install impeller on shaft by hand.
3. Measure the distance between impeller and seal carrier at the point where impeller no longer moves freely on shaft.
- a. More than .31 in. (7.9 mm), use heat for installation.*
- b. .31 in. (7.9 mm) or less, use room temperature installation. **
4. If the distance is: