Schottel drives

Started by Stour-boy
9 replies 0 likes 0 followers Last activity: 10 years ago
#10

Schottel drives

Hi Steve
She looks quite a compact boat, and with the family connection even nicer. Have you got plans for her? How did you get them?
Happy building!
Edward
#9

Schottel drives

Edward,the assembly as you put is in the shape of a harbour tug called, W.H.Parr, and operates in Port Nelson N.Z. I wanted to build this tug as it is named after my mothers cousin. it was built in Dunedin in the early 70s. I was able to obtain some drawings and have built it from scratch, I have had some help and guidance from club members. it got its bottom wet last Wednesday for a brief period, it sits square on the water but slightly bow down so a little bit of shuffling about with batteries might get me somewhere !! I am a bit reluctant to add weight at the moment but I built it to carry 2, 12v.7amp lead acid batteries.
It's scale is 33 to 1 which makes my model 2' long so it's a bit tight for space inside.
If you look up W.H.PARR on the internet you should see what I am building.

Steve.
#8

Schottel drives

It sounds like an interesting assembly! When do you expect to have her on the water?

Edward
#7

Schottel drives

Edward,experiences so far, to fit the unit into a hull you have to dismantle the drive by removing the gear retaining circlip and then pull of the large crown wheel,mine were both very tight,then lift of the rudder gear wheel you can then remove the lower gear assembly. The plastic tube that forms the upper part of the lower housing that turns in the mounting(still with me)? I put some felt inside and put some engine oil in so that it can be turned upside down and still retain a bit of lubrication. This was before I was aware that the lower section is lubricated with water!!! On fitting it into a the boat the supplied circlips had to be replaced because I was a bit heavy handed so I found some s/s circlips. One drive is a bit noisier than the other but early days yet.

Steve.
#6

Schottel drives

Hi Steve

No, I'm just interested and at sometime in the future may need to use one. More importantly, others using this site will get to here about your experiences with it.

All the best luck

Edward
#5

Schottel drives

Cenbeth,have you had any experience with these drives ?

Steve.
#4

Schottel drives

It will be interesting to hear what it's like during use and whether you experience any problems.

Edward
#3

Schottel drives

I phoned the shop that I bought them from and they were no help at all. Then I contacted their suppliers through info found on the box that the drives were supplied in and it seems that the lower gears are lubricated by the water that they are submerged in so don't need grease,but the top gears are lubricated by a light lithium based grease. So there we have it. Thanks for your input John.

Steve.
#2

Schottel drives

I would contact the makers as they will tell you exactly what and if you should use . Good luck John
#1

Schottel drives

Hi Guys, Are the cem Schottel drives pre lubricated? Just about to fit them into a tug.as you have to dismantle them to fit them I have found that the upper gearing is bone dry, due to the cost of these units I don't want to find out the hard way.

Steve.

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