Finish Thompson SP10 SERIES SELF-PRIMING - Manual (Page 10)

10
Insert one screwdriver un-
der this bolting location.
Insert approximately 3/4”
(19 mm) until it hits the
barrier.
Insert one screwdriver
under this bolting
location.Insert ap-
proximately 3/4” (19
mm) until it hits the
barrier.
Figure 12A
Figure 12
6. Inspect housing for signs of wear or damage. Inspect
“gooseneck” for cracks. Inspect suction and discharge
for cracks. See figure 13. Inspect fill and drain plug
o-rings (item 2 & 2A) for chemical attack, swelling,
brittleness, cuts, etc.
7. Pull the separator plate (item 6) off the inner volute
(item 7). See figure 14. Inspect for damage and cracks.
Figure 13 Figure 14
8. To remove the inner volute (item 7), pull back the (3)
snap fit prongs one at a time so that the hook portion
falls into the channel on the inner volute. See figures 15
& 16.
Figure 15 Figure 16
9. Pull the inner volute straight off. Be careful since the
impeller shaft may come out with the inner volute. See
figure 17.
Figure 17
10. Remove impeller/inner drive assembly (items 8, 8A,
9 & 9A). Inspect impeller and drive for signs of wear
or damage. See figure 18. Check the impeller thrust
ring and bushing for wear. See figure 19.
Figure 18
Figure 19
11. Remove the impeller shaft (item 10) from the barrier
(item 11) and check for signs of cracking, chipping,
scoring or wear. See figure 20.
Figure 20