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Lazy option...fork seal replacement.

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upanddown22
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PostPosted: 15:40 - 19 Apr 2011    Post subject: Lazy option...fork seal replacement. Reply with quote

After supposedly having both the fork seals replaced for the MOT last year one of the fork seals is already leaking quite badly after about 1000 miles.

The seal that is gone is on the opposite leg to the brake caliper, is it feasible (or just stupid) to try and only replace this seal leaving everything else on the bike? i.e. just removing this fork leg

This is partly laziness but also desperately trying to save costs and don't have the equipment to support the bike.

Thanks
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Kickstart
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PostPosted: 15:43 - 19 Apr 2011    Post subject: Reply with quote

Hi

You only need the fork leg off to replace the seal, but on many bikes you have to remove other things to get the fork leg off (ie, mudguard).

All the best

Keith
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chris-red
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PostPosted: 16:03 - 19 Apr 2011    Post subject: Reply with quote

If it has gone that quickly it to me suggests, poor installation, worn bushes or pitted stantions. I would check for these before replacing it again.

I'm not really sure what your question is asking you will last need to get the front end off of the ground and take the wheel/mudgaurd off.
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upanddown22
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PostPosted: 16:29 - 19 Apr 2011    Post subject: Reply with quote

Thanks chaps,

Keith: this stems from my previous thread about my suspension bottoming out from a while back.

Basically after working out what was going on it turned out that there wasn't any oil in the forks at all. Which really really annoyed me as the place I took it to had supposedly done both fork seals.

So I filled up the forks with oil using the tool you suggested to get the level right and immediately after riding a short distance I could tell the seal on one side was gone.

Chris: I guess I wanted to know if I did need to lift the front of the bike of the ground. As it's only one of the fork legs I was hoping to just remove that one whilst everything else is in place.
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Kickstart
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PostPosted: 16:32 - 19 Apr 2011    Post subject: Reply with quote

Hi

Can't really do that. Once the wheel spindle was out of the fork to allow it to be removed the front wheel would have very little to hold it in place.

Normally the cheapest and easiest solution is some car axle stands under the front of the frame.

All the best

Keith
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upanddown22
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PostPosted: 16:38 - 19 Apr 2011    Post subject: Reply with quote

Cool thanks for that, i'll borrow some stands and try and give it a go myself once the seals arrive.
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Frost
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Joined: 26 May 2004
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PostPosted: 16:55 - 19 Apr 2011    Post subject: Reply with quote

If the forks are pitted or worn, replacing the seals will result in the new ones leaking too.

I've always done the fork seal by placing a car jack under the engine in front of, and on the opposite side of the side stand. jacking it up then has the back wheel, side stand and jack on the ground giving 3 points of contact and making it stable.

Just remember to undo the nuts and bolts BEFORE you jack it up otherwise you putting force into a bolt might have the whole bike topple over!
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upanddown22
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PostPosted: 16:57 - 19 Apr 2011    Post subject: Reply with quote

Ay don't think i'll ever know what they did, obviously not going back there!

I think they must have known I was a complete novice as i'm pretty sure anyone with a bit of experience would have felt that the forks weren't right.

Ah well you live and learn Wink
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upanddown22
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PostPosted: 16:59 - 19 Apr 2011    Post subject: Reply with quote

DaFrostyOne wrote:
If the forks are pitted or worn, replacing the seals will result in the new ones leaking too.

I've always done the fork seal by placing a car jack under the engine in front of, and on the opposite side of the side stand. jacking it up then has the back wheel, side stand and jack on the ground giving 3 points of contact and making it stable.

Just remember to undo the nuts and bolts BEFORE you jack it up otherwise you putting force into a bolt might have the whole bike topple over!


Good shout, i can use the hand car jack from the boot of my car!
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prawny1
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PostPosted: 19:34 - 19 Apr 2011    Post subject: Reply with quote

chris-red wrote:
If it has gone that quickly it to me suggests, poor installation, worn bushes or pitted stantions. I would check for these before replacing it again.

I'm not really sure what your question is asking you will last need to get the front end off of the ground and take the wheel/mudgaurd off.


cheap seals can fail prematurlely so always use decent oem spec ones,

the last spurious set i used came from eby, the picture showed decent seal but shit ones turned up, i was stuck at the time as i had an mot booked needless to say they failed very quickly, on inspection the seal had split right down in the groove and was a manufacturing failure.

O.P. after reading your posts i would guess the dodgy fluffers just drained the forks and wiped the oil off the legs instead of actualy doing the job.
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upanddown22
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PostPosted: 09:02 - 20 Apr 2011    Post subject: Reply with quote

prawny1 wrote:
O.P. after reading your posts i would guess the dodgy fluffers just drained the forks and wiped the oil off the legs instead of actualy doing the job.


Yep I reckon so, really takes the piss as it cost a small fortune to have the work done.
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upanddown22
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PostPosted: 12:04 - 20 Apr 2011    Post subject: Reply with quote

It was these guys:

https://www.guildfordtyre.co.uk/motorcycle.php

I remember they were able to fit me in first thing on a Saturday morning whereas the other place I called were fully booked. I guess patience is a virtue!
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Glenben92
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PostPosted: 13:57 - 20 Apr 2011    Post subject: Reply with quote

If you've got a centre stand just chuck it on there and put something heavy on the pillion seat. If not, ignore me Wink
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upanddown22
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PostPosted: 17:03 - 20 Apr 2011    Post subject: Reply with quote

Glenben92 wrote:
If you've got a centre stand just chuck it on there and put something heavy on the pillion seat. If not, ignore me Wink


Sadly not, just the side stand. Thanks anyway Very Happy
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Glenben92
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PostPosted: 20:52 - 20 Apr 2011    Post subject: Reply with quote

I suggest you ignore me then Razz
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