19
3. Install the inner volute (6) over the drive shaft. See figures 49 & 50.
4. Slide one diffuser assembly (item 3) over the drive shaft. Align the cutout in the diffuser with the volute shape in the inner volute.
The two parts should nest together and the diffuser should sit flat. See figures 51 thru 54.
5. Place the 2nd stage impeller (item 5) into position. Align the flats on the drive shaft with the flats in the impeller shaft. These two
parts fit snugly and some pressure may be required to push the impeller straight down into position. See figures 55 & 56.
6. Place the middle housing (item 4) into position. See figures 57 & 58.
7. Slide the 1st stage diffuser assembly (item 3) into position. Align the cutout in the diffuser with the volute shape in the middle
housing (item 4). The two parts should nest together and the diffuser should sit flat. See figures 59 thru 61.
Figure 49
Figure 51
Figure 59
Figure 55
Figure 57
Figure 52
Figure 60
Figure 56
Figure 58
Figure 53
Figure 61
Figure 54
Figure 50
