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Re: [T3] 65 Square brakes


It didn't take much effort at all to twist that nipple off. I didn't feel 
that I was exerting that much torque on it at the time.
I was a Helicopter Maintenance Officer and Test Pilot in the Army. So I do 
believe in using the right torque. My A** was on the line.


----- Original Message ----- 
From: "Jim Adney" <jadney@vwtype3.org>
To: <type3@vwtype3.org>
Sent: Thursday, August 17, 2006 9:04 PM
Subject: Re: [T3] 65 Square brakes


> On 17 Aug 2006 at 17:04, DAVID WYATT wrote:
>
> > Darn!@#$%^&* Both the rear brake bleed nipples are sheared off!!@#$
> > I have never worked on the brakes of a VW. It does not look like its 
> > going
> > to be much fun. This Square has drum brakes all around the front nipples
> > take a 11mm wrench and the rear a 7mm wrench. Does that give me a clue 
> > as to
> > what size wheel cylinders to order? Are there any tricks to getting the 
> > 36mm
> > axel nut lose?
>
> You need to be VERY careful with those bleed valves, but sometimes
> they just break off and there's little you can do to prevent it.
>
> The best thing to do is to remove the old wheel cylinders and let me
> rebuild them. I can replace the bleed valves in the process.
>
> If that seems too hard, just measure a piston once you get the drum
> off. The late cars are all 7/8" and I have rebuilt ones in stock. The
> early ones varied a bit and I'm not sure what you might have, but
> 7/8" is still one of the possibilities.
>
> The axle nut is a pretty major item and takes over 200 ft-lb of
> torque to tighten it. They take a lot more to loosen up if they've
> been on there a long time. Loosen them with the wheel/tire in place
> and the car on the ground, THEN jack the car up and remove
> everything. I use a 3/4 drive slide handle w/an extension about 6 ft
> long. Make SURE you tighten it to spec when you put it back together.
> It really needs that much torque.
>
> -- 
> *******************************
> Jim Adney, jadney@vwtype3.org
> Madison, Wisconsin, USA
> *******************************
>
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