Color: White Material: Metal + Nylon Application: For Mercury Outboard Boats Outboard Engine Engine etc. The O-ring will not compress and allow the filter to press against the housing which will then cause a leak. The O-rings are of excellent quality. Draining or replacing the elements is determined in each case depending on the degree of fuel contamination. Inspect the drip tray daily and service as necessary. Replace the elements at least once a year or when a drop in temperature is detected. To drain the 1. Loosen the drain plug Auto Flush to evacuate the water from the bowl into a container. 2. Tighten the drain. 3. Use a primer bulb to fill the filter with fuel. 4. Start the engine and check for leaks. Category: Separator – ITEM TYPE: 10 micron ;tre TYPE: 1 inch-14 CONNECTION TYPE: 3.125 inch bottom thread Model: S3227 Size: φ97*104mm Suitable for: Boat Yacht Tank material: iron plate br />Filter paper: Separation filter paper - Ring sealing material: high quality nitrile rubber