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Based on the two to three hour estimate at 145hr. Oct 18 2011.
Then take a screw and screw it into the seal so that there is a screw on both sides of the seal.
Yamaha lower unit seal replacement. Replacing Yamaha F225TXRC Prop Shaft Oil Seals. Remove the lower unit from the outboard and drain the lower casing lube. Watch the clip below to see how this is done.
The reason I ask is that I had water in the lower unit on my Yammy - there was no indication of it leaking so I pulled the lower unit off and replaced the sealso-rings on the driveshaft side and all is well now - about 30 in parts and about 2 hours work - also replaced the impeller while I was in there. Yamaha F150 lower unit oil seal questions 09-14-2016 1020 PM A couple of questions for the brain trust here. I just finished replacing the lower unit oil seals both drive shaft and shift cam since I was doing an impeller change already - no evident issues but the engine was manufactured in early 07 Im aware that these seals are considered to have a ten-year.
You will have to remove the complete lower unit and drain it. Be careful when removing as it is heavier than it looks. You will need to remove the rear carrier bolts and carrier to replace the propshaft seals and orings66 67 and the driveshaft bearing housing34 to replace the seals and orings there also35 39 Also replace the shift shaft seals and orings impeller.
So the first thing to do when you want to replace lower unit Yamaha is to remove the prop and turn the throttle into forward position. Next you should take off the access panel which is located on the rear top of the out-drive. Continue by removing the bolt holding the trim tab you can do that by using a 12 mm socket wrench.
Replacing Yamaha F225TXRC Input Shaft Oil Seals Bearing. Clean the lower casing the driveshaft and the driveshaft splines with contactbrake cleaner and remove as much dirt debris and old grease as possible. Install the new bearing into.
Seal Kit Lower Unit. Sierra 18-2789 Lower Unit Seal Kit Sierra replacement lower unit seal kit for Yamaha Outboards. 1 18-0292 Wear Plate to Pump Housing Gasket 1 18-0294 Wear Plate to Pump Base Gasket 2 18-0297 Oil Seal 1 18-0298 O-Ring 2.
This job does involve 2 O rings 2 Yamaha oil seals 1 Yamaha Driveshaft o-ring 1 oil seal DD type 2 Yamaha drive shaft seals 1 Yamaha o-ring lower casing 1 water pump repair kit 6580 and 1 castle nut. Based on the two to three hour estimate at 145hr. Yamaha Lower Unit Rebuild Kit We suggest that instead of buying Yamaha Lower Unit Rebuild Kit that is around 800 you should go for Complete Lower Unit instead.
By paying extra 100 you can get lower unit. However please browse Yamaha Outboard Parts. We sell new replacement SEI lower units for 84500 and they come with a three-year warranty and you can install it yourself without any special tools.
This is a project thats very doable by anyone with decent mechanical skills. Yamaha 2005 F150TXRD slight oil leak from lower unit Yamaha 2005 F150TXRD slight oil leak from lower unit. Sounds like upper seal failure just below the waterpump.
Pictures would be very helpful. I had a simular oil leak on a mercury that I discovered at the end of the fall season and didnt have time to repair it and just pushed the. Mariners Warehouse Yamaha replacement lower units are the worlds best selling replacement units from Sterndrive Engineering and come with the industries best and only 3 year no fault warranty.
These gearcases come completely assembled and ready to install. All of our aftermarket lower units are NEW with a shiny coat of black gloss paint. The first method is a common method that uses a drywall screw or self-tapping screw.
As well as a small drill bit. You can drill a hole on each side of the seal from the outside. Then take a screw and screw it into the seal so that there is a screw on both sides of the seal.
Heck if you have to pull the drive shaft before the housing then just pull the seals after the shaft is out. Makes me wonder why you would have to take lower all apart to just replace the drive shaft seals. What were those Yamaha engineers thinking.
If this is all true it goes to show a service manual is a must for sure. Retaining Ring Wrench - 99mm OD 12 Tooth. Retaining Ring Wrench - 92mm OD 8 Tooth.
Retaining Ring Wrench - Handle. Oct 18 2011. 70HP lower unit seal replace.
Shouldnt be to hard you can buy a seal remover its been awhile but 15 or so or if your careful you can use a screw driver use it as a pry bar between the rubber of the seal and prop shaft push down a little at a time and work it around the inside of the seal. Approximate cost for lower unit seal replacement Thanks thats good information. I had a chance to drain the lower unit last night and the oil was very milky as expected.
When I tilted the motor up a small amount of milky oil came out of a weep hole above the AV plate so its looking like either the drive shaft seal or shift rod seal. I ended up pulling the 1st of the 2 seals out with a needle nose pliers and replaced it wo removing the seal housing. Althought he second seal looked great I still wish I could pull the seal housing off and replace both seals and the o-rings that I think are down in there.
REPLACEMENTKITSCOM Shift Shaft Lower Unit Gearcase Oil Seal Fits Yamaha Outboards Replaces 93106-09014-00 26-82257M 18-0267 45 out of 5 stars 9 1 offer from 899. Have the lower unit seals inspected by your Yamaha Marine dealer through a pressure test and if necessary have the seals replaced. Pressure testing a lower unit is best performed by an authorized Yamaha Marine dealer because depending on findings it may be necessary to disassemble the lower unit for further inspection.
You must remove the pinon gear at the lower end of the driveshaft inside the lower unit gearcase and extract the driveshaft BEFORE you can remove this part containing the seal. I will try to get a photo for you.