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In the future you can just replace the impeller if that is the only part that shows wear. A thorough understanding of these simple instructions will help you ob-tain maximum enjoyment from your new Yamaha.
If this water pick-up is to be used locate the hose coming out of the front grommet.
Yamaha outboard water pump replacement instructions. Dish soap water the impeller blades when putting new impeller into the housing. Motor in forward gear before dropping lower unit. Take time to line up shaft spline shifter spline and water feed tube into their upper housing mating components.
Dont be afraid to. Replacing a Yamaha F225TXRC Outboard Motor Water Pump Step 1. Install the two new dowel pins the new water pump gasket and the cartridge outer plate included in the water pump repair kit.
Dunk your engine into fresh water allow a minute or so for the pump to fill up then start the engine and make sure you have a good flow of water. If you regularly inspect the water pump on your Yamaha or Mariner 2hp engine the whole system will remain well lubricated including the driveshaft upper splines so it will always be easy to disassemble and re-assemble. Remove the 4 water pump housing bolts.
Remove the SS driveshaft cover. I used a large screwdriver and worked around the cover. Slide the plastic compression ring off.
Remove the SS impeller housing. Remove the three SS washers. I kept them in the same order for re-install.
Remove the woodruff key. Newer models will not have the isolators installed on the water pump. Replace water tube seal if damaged.
Remove 4 screws 2 on each side of water pump housing washers and isolators. A - Water Tube Seal b - Screw Washer Isolator 4 each c - Cover. Download a factory Yamaha outboard repair manual.
A downloadable Yamaha outboard marine repair manual is a digital book of repair instructions that was developed to guide the mechanic in the process of maintenance fixing and. 3 Comments Need Manual Info. Thank you for selecting a Yamaha outboard motor.
This Owners Manual contains infor-mation needed for proper operation mainte-nance and care. A thorough understanding of these simple instructions will help you ob-tain maximum enjoyment from your new Yamaha. If you have any question about the operation or maintenance of your outboard.
If you have not already done so replace the bushing on the water pump housing that acts as the water seal. Put on the metal plates on each side of the housing. According to Yamaha manual apply Loctite 572 blue to the bolts and torque them to 11 Nm 11 mkg 80 FtLb.
If you get things to where you think it is down but it will not bottom out by about 18 you have the pump housing on backwards as the 2 alignment pegs on the rear of the base have to align with mating holes in the pump housing. Now inspect the 4 stainless bolts that hold this housing onto the lower unit. A flush bag when filled with water simulates the outboard idling in its normal state but immerses the lower unit in fresh clean tap water.
Simply place the bag around the outboard attach the hose and fill the bag. Ensure the water level reaches the height of the outboards water pump about 1 above the lower unit separation seam. The water pump replacement kit has not only a new impeller but new plate and gaskets.
Using the new pieces start to reassemble the unit. A little marine grease around the gasket edges can help make a good seal. Make sure the inside of the pump housing is nice and.
Ok sorry for the delay. Got slammed 2 days in a row finally have free time. Ok you will need metric wrenches.
Place the throttle lever in reverse remove the prop remove 6 you have 4 of them remove 4 this is the trim anode remember where it was turned to remove 9 under the trim anode. Water pump is number 24. You will need to remove the housing 21.
6H3-W0078-02-00 - This Yamaha Water Pump Repair Kit applies to the following outboard models. T60 1997. C70 19972003 Kit Includes.
1 Cartridge Insert 663-44322-00-00. 1 Water Pump Gasket 6H3-44315-A0-00. 1 Cartridge Outer Plate 6H3-44323-00-00.
1 Cartridge Gasket 6H3-44324-A0-00. With an outboard such as yours with unknown hours and useage I would replace this time with a full pump kit including housing impeller and seals. In the future you can just replace the impeller if that is the only part that shows wear.
If you operate in shallow water and in rivers you may want to replace the whole pump every time. Routine replacement of a pump impeller is well worth while just as it is with an inboard engine. And has the added advantage that the bolts and other bits and pieces can be greased on reassembly making the job easier next time.
If the shaft is rusted into the crankshaft youll not get the powerhead off any easier. 12066 Yamaha outboard water pump kit without the housing PN 12066 Yamaha water pump repair set 63V-W0078-01 2895 Same as above less the housing F-15 hp. This outboard is equipped with a speedometer water pick-up located in the leading edge of the gear case.
If this water pick-up is to be used locate the hose coming out of the front grommet. Cut off the end of the hose fitting and make the connection. A b c NOTE.
If the speedometer water pick-up hose is not used keep the hose routed out of the. If you have a classic Yamaha 90 hp outboard inline 3 cylinder 2 stroke you hook up the muffs to the lower vents turn on the hose 34 and then start the motor with the plugs and let it idle. The water should exit the tell tale hose starboard side in 10-15 maybe.