I realize this may be a stupid question, but I wanted to keep from.
Sep 18, If it is not a rubber hub, and is the plastic type for the Mercury prop, then this will help. The thrust washer that goes between the prop and the stern drive on the prop shaft will sometimes"stick" to the back of the prop, which does make it seem as if it is part of the prop.
You can loosen this by lightly tapping on the sides of the treegrind.barted Reading Time: 3 mins. Feb 15, OR, you can"pin" the prop. --in essence, you are defeating the rubber and making the prop solid. First photo shows using an old tapered roller bearing outer race as a tool to press in the hub. lubricate with a little soapy water. Last photo shows the three 1/4 X 20 set screws used to pin a 10 inch treegrind.barted Reading Time: 10 mins.
Oct 18, How to change your prop - step by step. JANUARY Printed in U.S.A. -Mercury Marine Page 1 of 18 INSTALLATION MANUAL 75, 90 AND HP (4-Stroke) Engine Center Line For Dual Engine 26 in. (mm) Minimum. 75, 90 and (4-STROKE) INSTALLATION MANUAL Pull up the cowl seal and remove the cover from the bottom treegrind.bar Size: KB.
Slide the propeller under the press ram. Press the hub into the propeller. You will know when the hub is in place when you can rotate the funnel with your hand.
Be sure the new hub is pressed in as far as the old hub had been. DO NOT USE PROPELLER FOR AT LEAST 24 HOURS. All propeller work and hub replacement should be done at the customer’s risk.