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The car broke the belt tensioner screw twice, what is going on?

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2 hours ago, Kharl said:

the Teskoda they call it xD

 

:D

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  • an update.   I installed a voltmeter, i am not expecting to run on battery again (which a voltmeter would be extremely useful so i know when to stop) but it i do lot of camping where i need

  • You got the point.   It was incredible EVERYPLACE i went, they asked  me why do i need that pulley.. they insist it does not matter... I am.already used to that kind of behavior here wh

  • I am really pleased that with the help and support of this forum you were able to resolve the problem and were very fortunate with the breakdowns, there have been many reported cases of the auxiliary

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Alternator rotation is clockwise as viewed from the pulley end.

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Alright, this is the one i got, it is a new one, Bosch, OAP, i wanted OAD 😩.

 

20220216_153144bb.jpg

Is it interchangeable, does it fit your shaft?

 

You have no need for an OAD shaft unless you have an alternator like a power station turbine.

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4 hours ago, J.R. said:

Is it interchangeable, does it fit your shaft?

 

You have no need for an OAD shaft unless you have an alternator like a power station yes, it is interchangeable

 

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On 16/02/2022 at 08:26, nta16 said:

@Kharl your location shows as Caribbean but I cannot remember where you and the car actually are, or know where the car might have originally been from.  Could it be that different bolt/setscrews lengths or fixings are for different applications perhaps of accessories or for different market areas/regions of the world.  Looking at diagrams from Europe or UK ( and right hand drive) may not fully relate to another area/region of the world. 

 

The bolts/setscrews originally referred to were not only different lengths but also thickness. - 

It should be easy to check if it's a M8 or M10 thickness and that then gives the length required if the above information is correct.

 

As for how 18 foot pounds feels it depends on a lot of things, the fixings, conditions, positions, lever length, muscle power, with a correct length spanner with the setscrew in an awkward to get at location you might be surprised how near to the 18 foot pound you might have got - using additional leverage or mechanics' forearms are a different matter.

 

An update on this;

None of those are the right bolt.

 

The right one is about 53 to 50mm.

 

Edited by Kharl

21 minutes ago, Kharl said:

An update on this;

None of those are the right bolt.

 

The right one is about 53 to 50mm.

Sorry but 🤣

 

At least now you know.  Try to get one exactly the same if you can, have a look at a site that gives you the information on how the bolts are measured and if there are any other fixings with the bolt reuse them or replace with same.  Normally a bolt is just a bolt but 53mm isn't an everyday length and you may need the correct strength of bolt.

 

Perhaps a photo, and any markings on it, I sure there will be bolt experts about, I am not one of them.

 

Edited by nta16

Last time I removed a tensioner pulley bolt to fix a noisey pulley bearing it was a left-handed thread and I used threadlock when I refitted it, that was on a Fabia 1.4 16V.

I was wondering about threadlock too but it all got a bit four candles as to what description and part numbers and what is actually wanted, the situation I found funny.

 

Kharl's obviously a resourceful bloke so he'll get it sorted and make use of the help given by you chaps here.

 

My caveat would be to cross-reference any information, parts diagrams and lists, even from manufacturers, can have errors and omissions, I'm not saying that is the case here just that it's always a possibility when looking for parts.

It looks like the bolt was a victim of ham-fisted overtightening and vibration just finished it off.

 

Kharl needs to be resourceful because where he's from nothing gets done properly, it's the wild west.

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46 minutes ago, sepulchrave said:

It looks like the bolt was a victim of ham-fisted overtightening and vibration just finished it off.

 

Kharl needs to be resourceful because where he's from nothing gets done properly, it's the wild west.

You got the point.

 

It was incredible EVERYPLACE i went, they asked  me why do i need that pulley.. they insist it does not matter...

I am.already used to that kind of behavior here where i live...

 

And the two screw/bolt references was given from the official former skoda distributor here.

(Skoda are no longer imported here because they are too much fuel efficient)

 

 

Finally the car is finished...

I can not believe how smooth is  check this:

 

I am very happy guys, thanks to all of you.

Edited by Kharl

I am really pleased that with the help and support of this forum you were able to resolve the problem and were very fortunate with the breakdowns, there have been many reported cases of the auxiliary drive belt breaking and estrying the timng belt cover and consequently timing belt failure, bent valves etc. I'm now wondering if many of these might have been through seizure of the OAP or even worse incorrect fitment of the wrong pulley, everybody  chooses on price especially a mechanic who has given a price & then wants to pay the least for the repair parts.

 

How many of us would even have known of the existance of an OAP let alone why the alternator we chose was cheaper than the others?

Wll done, Kharl :)

1 hour ago, J.R. said:

How many of us would even have known of the existance of an OAP

 

My mother is an OAP :D

I've learned a great deal from this thread alone. 

 

Again this forum has proved invaluable - Again Id love to go the Caribbean........ :D

 

Well done Kharl for getting this sorted and sorted properly 👍

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It is a nice country for visiting, it is cheap and has beautiful scenarios, i have pending to upload two road trips more i did, one to the farthest south  and another to the highest point (8,000 feets above the sea where the temperature at night was -6 celcius ), the traffic is chaotic,  and the ladies good looking 🤣.

8 hours ago, Kharl said:

An update on this;

None of those are the right bolt.

 

The right one is about 53 to 50mm.

 

Is it actually a bolt, or is it a set screw? There is a difference, and an important one if it's what the pulley rotates on.

33 minutes ago, KenONeill said:

Is it actually a bolt, or is it a set screw?  There is a difference,

You are on shaky ground there, I've seen debate on this before.

 

33 minutes ago, KenONeill said:

and an important one if it's what the pulley rotates on.

You probably mean is there an unthreaded section at the head end (blind shank).

 

 

Edited by nta16

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I think this one:

 

Screenshot 2022-02-17 21.18.49.png

Setscrew = threaded entire length

 

Bolt = partially unthreaded

 

Semantics.

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3 hours ago, KenONeill said:

Is it actually a bolt, or is it a set screw? There is a difference, and an important one if it's what the pulley rotates on.

What it needs its a bolt, but i only got a screw

Edited by Kharl

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Is it the one I showed above that we have been discussing this whole time?

21 hours ago, sepulchrave said:

Semantics

Totally agree, but you can get different interpretations including what type the head (can) will be on either and it depends on previous training or locality, Kharl has confirmed his is the popular understanding.

 

Now to confirm bolt (screw at the moment) perhaps and it's actual location.

 

Edited by nta16
spelling

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6 hours ago, Pete_Ex-Wino said:

Is it the one I showed above that we have been discussing this whole time?

yes, but i was unable to get it, only a fully threaded

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