Goulds Pumps VIT - IOM - Manual (Page 65)

X
1
4
3
2
1. Suction bell
2. Capscrew screwed into the tapped hole in the shaft with washers, as required
3. Suction bell hub
4. 0.01 in. (0.25 mm groove)
c) Hold the shaft in this position by inserting a capscrew with a washer into the hole in the end of
the suction bell and then into the threaded hole in the end of the shaft.
4. Install the impeller:
a) Slide the first impeller over the shaft until it seats on the suction bell.
b) Insert a screwdriver into the slot in the taper collet, spread the slot, and slide the collet over the
pump shaft.
c) Hold the impeller against the bowl and slide the collet into the impeller hub.
5. Hold the shaft with a capscrew and washer against the suction bell and drive the taper collet into place
with a collet driver.
1
2
3
4
5
1. Shaft
2. Collet
3. Impeller
4. Location to hold impeller against the bowl and drive collet into impeller hub
5. Collet driver assembly position
6. After collet is in place, recheck the X dimension.
7. Slide the intermediate bowl onto the shaft and secure it with the capscrews provided.
8. Repeat preceding procedure for number of stages required.
9. Remove the capscrew and washer and make sure of the following:
• The shaft rotates freely without dragging or binding.
• There is adequate lateral end play.
Maintenance (Continued)
Model VIT Installation, Operation, and Maintenance 63