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IS2303VSP3J Rev-A
9.5.
Replacing the Impeller and Diffuser
11.
Screw the impeller onto the motor shaft in a clockwise direction. Tighten snugly by holding motor shaft with wrench
as noted in step #3.
12.
Place the diffuser over the impeller and onto the seal plate, aligning the three (3) pins with the matching holes in the
seal plate. Note: Flat side of diffuser rim will face up. Replace the three (3) diffuser screws and torque to 20 in-lbs.
9.6.
Replacing the Motor Assembly
13.
Slide the motor assembly, with the diffuser in place, into pump/strainer housing, being careful not to disturb the diffuser
gasket.
14.
Fasten assembly to pump/strainer housing using the four (4) 5/16" x 1.75" bolts. (Be sure housing gasket is in place, and
lubricated. Replace if damaged). Tighten bolts alternately and evenly to 185 inch-pounds. Looking at the back of the
pump, start with the top right, move diagonal to the bottom left, then up to the top left and last across to the bottom
right.
10.
Replacement Parts
10.1.
Parts Diagram
Figure 10.1-1