Quick Connect for Mercury Instructions
Mercury Installation
- On your engine cowling: remove the original OEM plug.
- Unscrew the OEM plug from the female hose outlet.
- Carefully remove the lanyard from the engine hose.
- Thread in your new Flush Port Quick Connect to the flush port.
- Reinstall the Flush Port Quick Connect into the engine cowling with the provided wrench, giving it a ¼” turn in the clockwise direction to lock it in place.
Remove cowling and inspect flush hose for any kinks in the hose, if there is a kink, replace the Mercury female hose outlet with the provided elbow and hose clamp. Orient the elbow inside the cowling to ensure no kinks are in the Mercury flush hose.
Your outboard engine is now prepared for use or flush.
To flush, remove the secured cap by turning counter clockwise ¼” and pull to release. Attach your Flushmaster hose or a water source to the included female quick connector. Connect the female Quick Connect to the flush port. Follow manufacturer specs for flushing, reinstall the cap when finished.

