Bilge Pump Maintenance

🛠 Tools & Materials Needed

Step-by-Step Instructions

1. 1

   Locate all bilge pumps on board: automatic submersible and manual backup.

2. 2

   Clean the bilge area with bilge cleaner to remove oily residue that can clog pumps.

3. 3

   Remove the bilge pump from its mount by unscrewing mounting screws.

4. 4

   Inspect the strainer screen and clean any debris.

5. 5

   Test the automatic float switch by lifting it manually; the pump should run.

6. 6

   Check the pump impeller by disassembling per manufacturer instructions.

7. 7

   Test pump amperage draw with multimeter; high draw indicates worn impeller.

8. 8

   Replace any worn parts using rebuild kit.

9. 9

   Check discharge hose for kinks, cracks, and that it is looped above the waterline.

10. 10

    Reinstall and test with fresh water; verify auto-switch activates at correct level.