Change impeller on mercruiser alpha one

Need to replace impeller pump in alpha 1. Once you have the shaft cleaned remove the rubber seal that sits on top of the water pump.

I have a 1998 Sea Ray 185 with a Mercruiser 43 with Alpha One Gen II drive.

Change impeller on mercruiser alpha one. Mercruiser Impeller replacement on a Alpha one Generation 1. Full impeller and housing replacement. How to replace your alpha one lower end impeller water pu.

How to replace the impeller on a Mercruiser Alpha One sterndrive My Boat DIY - YouTube. In this video I show you how to replace the water pump impeller in a Mercruiser Alpha 1 Gen II serndrive. Im doing this at the lake where I.

Need to replace impeller pump in alpha 1. Your a guy right. You dont need a manual.

Drain the oil from the lower and upper through the bottom hole remove the trim tab above the prop 2 nuts in front of that the 1 nut at the front then the 2 nuts from either side at the same time the lower will then drop in your lap. I carefully read and watched videos on the process. Seawater impeller change Mercruiser alpha 1 Drained oil PUT GEAR SHIFT IN FORWARD split off lower and swapped out impeller put back together total pain by my self had a hard time lining everything up then I went to run it out drive fully submerged in tub and she wont start.

Its what we do. Joined Dec 27 2007. 5 Feb 23 2011 Edited You guys realize that an Alpha One has the impeller in the outdrive right.

10000 to drain the drive split the upper and lower replace the impeller gaskets wear plate join the upper and lower fill with gear lube start and testincluding all the parts and gear. Remove the impeller from the pump replacement kit and slide the impeller down the driveshaft and over the impeller key. The impeller blades should curl to the left – counterclockwise – when viewed from above.

Push the pump body down the driveshaft and over the impeller turning the driveshaft clockwise as you do so. Replace the Sea Water Pump Impeller Watch How To Video Impellers should be replaced every other year. It is important to realize that even with a new impeller just a small amount of scoring to the pump body can effect the output flow of the pump significantly.

The Alpha One and R pumps have a plastic upper housing and the Gen 2 drives have a Stainless housing. Remove the housing nuts andor screws and lift the housing off the shaft. Remove the impeller the key and the wear plate.

Once you have the shaft cleaned remove the rubber seal that sits on top of the water pump. Next loosen all the nuts and the one bolt that holds the water pump to the Outdrive. Gently remove the top part of the water pump making sure the impeller stays inside the pump.

Next remove the metal plate with the gaskets. Has anybody here ever tried this. How to Replace an Impeller on a MerCruiser Alpha One.

Seems pretty darn straight-forward. Doing it that way. Drainingrefilling the gear oil isnt necessary.

Only thing Im wondering about is this bit. Mark the position of the trim tab. Remove the Allen screw that holds the trim tab in place and.

I need guidance on replacing the water pump impeller on a 1998 Mercruiser Alpha One Gen II. I have a 1998 Sea Ray 185 with a Mercruiser 43 with Alpha One Gen II drive. Two years ago the l.

Merc 30 Alpha one shift problems after impeller replacement. That is a perfect reason to pull the drive again and make sure things are ok. Alignment problems need to be fixed properly or you will be pulling the engine to replace the coupler.

Same with greasing the splines. I just replaced the impeller on my 1989 Alpha One Gen 1. I have it all back together after a successful battle with the shift lever.

LOL Two questions - when the lower was separated and I rotated clockwise on the prop I got a subltle clicking sound and of course the prop locked on counter rotation. This fits your. Enter your model number to make sure this fits.

New impeller repair kit. Wear plate impeller gaskets o-rings seals. Replaces Mercruiser part number 47-43026Q06 47-8M0100526.

Fits Fits Alpha One Gen 2 1991 and newer SN D494569 Above. I have a 2003 Mercruiser 43 MPI alpha one Gen II. I recently performed the following maintenence.

New exhaust bellows driveshaft bellows shift bellows water hose and impeller. On the test run here are some of the symptoms that may or may not be related. I get 2 beeps every 1-2 minutes mostly at speeds above idle.

Water pump impellers are one of more vulnerable pump assembly parts. MerCruiser impellers should be inspected once a year or every 100 hours and replaced as needed. Impellers are a series of rubber vanes that are molded around a hub which rotates.

Friction corrosion water sand disuse and heat can all abraid and degrade the rubber. Expansive kit to replace water impeller upper and lower housings face plate gaskets drive key face seal seal carrier and water tube coupling. For select Mercury and Mariner outboards with short-vane impellers and select MerCruiser stern drives.

One of the most complete kits available to repair outboard and stern drive water pumps. Water Pump Impeller Kit - Compatible with Mercury Marine and Mercruiser - 1991-2021 - Replaces 817275Q05 817275T4 18-3147 9-48315 12414 - Alpha One Gen 2 Engines - Stern and Vazer Drives. Water Pump Impeller Repair Kit for Mercury Marine Mercruiser Outboard Alpha One Stern Drive Replace 46-96148A8 46-96148T8 46-96148Q8 18-321718-3316.

43 out of 5 stars.