Tailshaft removal ??
Submitted: Saturday, Jun 30, 2007 at 17:55
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Col88
Can I remove the tailshaft and drive in front wheel drive to help diagnose a vibration problem?
If I do this, when I am re-fitting the tailshaft, is there a specific way it goes back in to be on the same spline as as I have heard of a tailshaft being out of phase??
Is there an easy way to do this? And will fluid leak from the transfer case with the tailshaft removed?
Reply By: Willem - Saturday, Jun 30, 2007 at 18:00
Saturday, Jun 30, 2007 at 18:00
Yep, no worries to do that.
Make sure you mark the universal flanges with white paint before you remove it.
No fluid will leak out anywhere.
I think however that you will have more vibration from universal joints at either end with the tailshaft removed.
You could take the tailshaft to a specialist mechanic to have it balanced
Cheers
AnswerID:
250062
Follow Up By: Member - Roachie (SA) - Saturday, Jun 30, 2007 at 18:07
Saturday, Jun 30, 2007 at 18:07
Don't use white paint.......use yellow or pink paint!!!! ;-))
FollowupID:
511186
Follow Up By: Member - Doug T (W.A) - Saturday, Jun 30, 2007 at 21:09
Saturday, Jun 30, 2007 at 21:09
Roachie
Does the white put it out of balance , or is it that the yellow or pink rectifies the problem, C'mon / eihcaoR su llet
FollowupID:
511226
Follow Up By: Member - Roachie (SA) - Saturday, Jun 30, 2007 at 21:52
Saturday, Jun 30, 2007 at 21:52
Nah, it's just that white paint is
well known to spoil the look of your nuts on the end of your shaft!!!
FollowupID:
511232
Follow Up By: V8Diesel - Sunday, Jul 01, 2007 at 08:09
Sunday, Jul 01, 2007 at 08:09
How do you get the paint to stick? My nuts are all covered in lube that's made it's way down from my shaft.
FollowupID:
511255
Follow Up By: Member - Doug T (W.A) - Sunday, Jul 01, 2007 at 09:15
Sunday, Jul 01, 2007 at 09:15
V8Diesel ...
Then wash it Dear Henry, Dear Henry then wash it .........
FollowupID:
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Follow Up By: Ray Bates - Sunday, Jul 01, 2007 at 09:18
Sunday, Jul 01, 2007 at 09:18
Now Now Boys, behave yourselves
FollowupID:
511263
Follow Up By: Member - Phil G (SA) - Sunday, Jul 01, 2007 at 22:58
Sunday, Jul 01, 2007 at 22:58
Easiest way I've found is to use a pin punch and mark them. But on the Toyotas the 3 grease nipples are all in a line anyway.
FollowupID:
511389
Reply By: Col88 - Saturday, Jun 30, 2007 at 18:04
Saturday, Jun 30, 2007 at 18:04
I have had the tailshaft balanced but I now think it could be in the output shaft of the transfer case.
Should there be play where the tailshaft goes into the transfer case, as there appears to be some in
mine.
And when I mark the flanges, the rear is easy, but with the front how do I know I am in the same spline as before.
Thanks for your reply.
AnswerID:
250066
Follow Up By: Col88 - Saturday, Jun 30, 2007 at 18:06
Saturday, Jun 30, 2007 at 18:06
Oh and I mean remove the uni joints with the tailshaft, so everything will be gone.
Thats why I thought fluid might leak.
FollowupID:
511185
Reply By: GerryP - Saturday, Jun 30, 2007 at 19:00
Saturday, Jun 30, 2007 at 19:00
The front of the tailshaft is usually flanged and bolted to a matching flange on the transfer box. If this is the case, then there is no issue in removing the shaft and driving around. However, if the front of the shaft slides into the box on splines, as is usual in ordinary rear wheel drive passenger cars, then you cannot drive with it removed as oil will run out everywhere.
In both cases, the rear of the shaft should not be a problem as it will either be flanged, or the joint will be held in with U bolts, thus no oil seals to the diff involved.
Before going to all this trouble, have the uni joints been replaced and if so, have they been put in evenly?
The cups need to be centred accurately else the shaft will be slightly out of centre causing vibration.
Cheers
Gerry
AnswerID:
250077
Follow Up By: Col88 - Saturday, Jun 30, 2007 at 20:09
Saturday, Jun 30, 2007 at 20:09
The tailshaft has been re-tubed, balanced and new uni joints fitted by a specialist tailshaft place.
My mechanic said it was bent and the cause of the problem. $660 later and no fix and here I am. I'm thinking it could be a bearing/bush in the rear of the transfer case.
FollowupID:
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Follow Up By: V8Diesel - Sunday, Jul 01, 2007 at 08:11
Sunday, Jul 01, 2007 at 08:11
I had a similar problem with an old auto and it was the slipper bush at the end. A little bit of play can cause a whole lot of wobble.
FollowupID:
511256
Follow Up By: Col88 - Sunday, Jul 01, 2007 at 12:12
Sunday, Jul 01, 2007 at 12:12
Well, I have just taken the tailshaft out and covered the dust cover on the back of the T/C with plastic to stop the oil leaking (Pajero) and driven it in Front Wheel Drive and the vibration is gone except for a tiny amount at 100kph and none under acceleration.
I think this should mean that it is the output shaft bearing. The small amount of vibration is because the shaft is still there spinning but isn't transmitted throught the tailshaft.
FollowupID:
511279