The Sure Bail 470017 is a bilge pump float switch designed to automate the operation of your boat’s bilge pump by activating it when water levels rise and deactivating it once the bilge is drained.

Proper wiring is essential for its effective and safe operation.

Wiring Diagram Overview:

While a specific wiring diagram for the Sure Bail 470017 is not available in the provided sources, the general wiring process for float switches involves connecting the float switch in series with the bilge pump and the power supply.

General Wiring Steps:

1. Safety First:
   • Disconnect the boat’s battery to ensure safety during installation.
2. Mount the Float Switch:
   • Install the float switch at the desired location in the bilge area, ensuring it can move freely without obstruction.
3. Wiring Connections:Positive LeadManual Override (Optional)
4. Fuse Protection:
   • Incorporate an appropriate fuse in the positive line to protect the circuit from overcurrent.
5. Testing:
   • Reconnect the battery and test the system by raising the float to ensure the pump activates and lowering it to confirm the pump deactivates.

Additional Considerations:

• Wire Gauge:
  • Use marine-grade wiring of appropriate gauge to handle the current draw of your bilge pump.
• Corrosion Protection:
  • Seal all connections with marine-grade heat shrink or corrosion-resistant terminals to prevent moisture-related issues.
• Mounting Orientation:
• For a visual guide on installing a float switch and bilge pump, you might find this video helpful: