Dover HEIL DuraPack 5000 - Page 516

314
All Units
SEPTEMBER 2009 Printed in U.S.A.
COPYRIGHT 2009, Heil Environmental
9. Carefully, remove the shut-off valve from the pump.
(Figure 9)
Figure 9 Remove shut-off valve
10. Remove the four pump housing connecting bolts.
(Figure 10)
Figure 10 Remove housing connecting bolts
11. Carefully remove the pump case housing. (Figure 11)
Figure 11 Remove housing
12. Remove the pump cartridge by pulling it toward you.
(Figure 12) The fit may be tight.
Figure 12 Remove pump cartridge
13. Inspect the pump shaft, spines, and bearings for wear and
damage. (Figures 13 and 14) Check for the following:
• Sheared or worn shaft splines.
• Broken bearing
Figure 13 Inspect parts Figure 14 Inspect parts
14. Inspect the brass bushing on the pump cartridge for
wear and damage. (Figure 15)
Figure 15 Inspect brass bushing
15. Check the outer housing O-ring for wear or damage such as
nicks, fraying, or cuts. (Figure 16) Replace the o-ring if it is
damaged.
Figure 16 Check O-ring
16. Place the pump cartridge back on the pump shaft.
(Figure 17)
Figure 17 install pump cartridge
Outer housing
O-ring