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New Timing Belt And Rollers - Belt Now Sits Slightly Off Camshaft


wheelsup

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:lol: pics and I think I am right its really easy to get the plastic cover underthere and if you tighten it down it can be so little you wont notice it

Man that is right on the mark, I did a search and found his thread and this picture:

gallery_2956_313_74004.jpg

That is what mine looks like. So what is the problem? I can't quite follow how he fixed it. It sounds like he just tighened the bolt to the tensioner pulley but mine is as tight as can be without me snapping the bolt head off.

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If you look at Mike G thread:

http://volvospeed.com/vs_forum/index.php?s...68&hl=MikeG

The tensioner was not bolted on properly.

Check the 12-mm bolts that hold the tensioner (last pic in this DIY):

http://volvospeed.com/Repair/timingbelt2.php

OK but he mentions the tensioner pulley bolt not being in all the way, not the tensioner itself :huh: ?

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Here's another thought. Did you pull the crank pulley off? I don't know on Volvo's, but usually there is a large spacer/retainer that goes between the timing belt, then the cover goes on, then the crank pulley. This spacer keeps the timing belt in line, if it is missing, the belt will walk. Most of the Japanese cars I have worked on use this spacer thing, it is usually 2" diameter and 1/16" thick. Just throwing out an idea.

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Here's another thought. Did you pull the crank pulley off? I don't know on Volvo's, but usually there is a large spacer/retainer that goes between the timing belt, then the cover goes on, then the crank pulley. This spacer keeps the timing belt in line, if it is missing, the belt will walk. Most of the Japanese cars I have worked on use this spacer thing, it is usually 2" diameter and 1/16" thick. Just throwing out an idea.

No I didn't take the crank pulley off, I followed the VS Bay 13 directions to the "T" until it got time to replace the pulleys/belts and I used an MVS writeup to do those.

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There has been a bad batch of INA tensioner rollers for over a year now. Replace the roller itself on the old casting and everything will be fine. Another problem with the faulty roller assembly is that the shoulder on the shaft is to short and it binds on the block when torqued down.

I can't believe Nick is still selling them.

...Lee

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HA HA HA HA.....WOW....

I HAD the exct same thing happen to me......my belt was off the pullys after i did the job and it drove me crazy i thought i did something wrong

i had received 2 bad pullys from fcp!

i put back the new belt with my old pullys and presto everything was fine!!!!

i checked the "new " pullys after i took them back out and sure enough the pully mounting bracket had a tiny warp which caused the problem!! so much for OE parts the pullys were INA

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HA HA HA HA.....WOW....

I HAD the exct same thing happen to me......my belt was off the pullys after i did the job and it drove me crazy i thought i did something wrong

i had received 2 bad pullys from fcp!

i put back the new belt with my old pullys and presto everything was fine!!!!

i checked the "new " pullys after i took them back out and sure enough the pully mounting bracket had a tiny warp which caused the problem!! so much for OE parts the pullys were INA

Thanks Ozark and Doityourselfer I appreciate it, I'm glad others had the issue I thought it was me who messed up! I feel better now, it doesn't fix my car but I will do what Ozark has suggested.

Sorry for posting on so many different forums, I have this posted over half the Volvo forums I think!! Hopefully others will get this, this should be included in a DIY fix somewhere, or at least to look out for it.

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Just an update, I had to it towed to a local indy mechanic this morning, I gave up. I've been fussing with this thing now for 4 days, it just needs to come to an end. I told him about the tensioner pulley issue, he's probably going to just order another part, as long as it keeps the belt centered I could care less where it comes from.

To top it off I had snapped off the top bolt holding the serpentine tensioner on, and when undoing the tensioner pulley I can now only get it half way out before it starts binding on something. No idea what...oh well. Grrr. Hey I proved to myself I could do it, when I had it together it ran well, but I just couldn't deal with it anymore. I think I'll stick to things like brakes from now on :).

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One more update, my Indy guy replaced both pulleys and put a new belt on and it runs fine. He said the problem was the tensioner pulley most likely but replaced both pulleys for the hell of it. He put a new belt on because the "new" old one had been rubbing and was slightly frayed. Anyway just a heads up, DON'T BUY THE PULLEYS FROM FCP. They are bad. If anything just replace the roller on the tensioner pulley, if I had done that I think I would've saved myself a day of trouble and a couple hundred buck$.

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There has been a bad batch of INA tensioner rollers for over a year now. Replace the roller itself on the old casting and everything will be fine. Another problem with the faulty roller assembly is that the shoulder on the shaft is to short and it binds on the block when torqued down.

I can't believe Nick is still selling them.

...Lee

The set I got from FCP for my 855 last year was a-okay. Then I bought another set for my V70 acouple of months ago, and the tensioner pully I got from the same place was bad - the casting wouldn't move/play as designed after tightening it into the block, but I read about some issues with it before (probably Lee's or one of the regulars here), so I just re-used the casting by moving the bearing itself from the new-one and didn't make any fuss about it. I feel bad for those who discovered the problem after the fact, considering the hassle of removing it, and doing it all over again.

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