[V6-12v] Timing Belt Tensioner Torque Setting

[Tom Christiansen]

James,

According to Bentley:

Tensioner 8mm socket head bolt: 45 Nm
Camshaft sprocket bolts: 30 Nm + 1/2 turn (180 deg).
Crankshaft position sensor: 10 Nm.

Tom

On 10/1/06, James Whitehouse <james_whitehouse1 at yahoo.co.uk> wrote:
> Hi Marc,
>
> Darn it, but I already did it up, and put the V-belt and covers back on! LOL
>
> Seriously, if anyone has the spec. and could let me know whether I need to
> go back in there and up the torque, I'd be grateful.
>
> FYI my local garage looked it up in their standard tech book (where they
> have procedures for all the timing belts on every car in Christendom) and it
> says: pull the 8mm allen key to 4Nm to tension the belt, then tighten the
> bolt to 45Nm.
>
> This still doesn't explain why the Audi workshop manual says 22Nm for an M8
> and 43 for an M10.
>
> Help!
>
> James
>
> > -----Original Message-----
> > From: The CyberPoet [mailto:thecyberpoet at cyberpoet.net]
> > Sent: 30 September 2006 13:45
> > To: James Whitehouse
> > Cc: v6-12v at audifans.com
> > Subject: Re: [V6-12v] Timing Belt Tensioner Torque Setting
> >
> > I would think with a bit of thread-locker (Loctite Blue), it would be
> > fine.
> > http://www.loctiteproducts.com/products/detail.asp?
> > catid=10&subid=48&plid=153
> >
> > Cheers,
> > =-= Marc Glasgow
> >
> > On Sep 30, 2006, at 3:42 AM, James Whitehouse wrote:
> >
> > > Hi All,
> > >
> > >
> > >
> > > Put the timing belt back in last night. Some confusion over the torque
> > > setting for the timing belt. My Audi workshop manual gives two
> > > torques:
> > >
> > >
> > >
> > > 8 mm bolt: 22 Nm
> > >
> > > 10 mm bolt: 43 Nm
> > >
> > >
> > >
> > > The tensioner on ours had two 8 mm holes one for pulling the
> > > tension, and
> > > one bolt, which we tightened to the 8mm setting (22 Nm). There was
> > > no 10 mm
> > > bolt on this car. However, 22 Nm seems offhand to be a little slack
> > > to me
> > > for such a critical bolt. Can anyone confirm the tension of the
> > > timing bolt
> > > for the 8mm when doing the belt timing from another manual like a
> > > Bentley or
> > > similar?
> > >
> > >
> > >
> > > What are Audi on about anyway with their 8mm / 10mm stuff? Is this
> > > if you
> > > get a tensioning roller with a 10mm bolt instead of an 8mm? I'm
> > > confused and
> > > it's not good to be confused about a timing belt torque setting!
> > >
> > >
> > >
> > > Cheers,
> > >
> > > James
> > >
> > >
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