[s-cars] Power Steering Hose - Banjo fitting insight requested

[Paul Gailus]

You'll need to use crush washers on both sides of each
banjo fitting. You need two N 013 844 4 washers for
the pump side of the hose, and two N 013 814 9 washers
for the rack side.

Paul


----- Original Message -----
From: Philip Hainline <phainline at lumin.com>
To: <s-car-list at audifans.com>
Sent: Friday, July 11, 2003 10:18 PM
Subject: [s-cars] Power Steering Hose - Banjo fitting insight requested


> I'm hoping some kind lister will save my weekend.  :-)        Please.
>
> The power steering pump-->rack hose sprung a leak on my '93 S4.
>
> Getting the part was bit of an odyssey as the new parts guy at Prestige
here
> in Denver was having trouble.  After three attempts, got what looked like
> a good match.  (silly me, didn't fell like dragging the oily hose through
> the dealership)
>
> The new part  (4A1 422 893 Q)  is identical to the old one in almost
> every respect
> except for the banjo fittings.  The old part's banjo fittings are larger
> and have
> grooves machined into the top and bottom surfaces for O-rings.  The new
> part's banjo
> fittings have the same internal diameter (the bolts fit exactly in their
> respective ends)
> and the same thickness, however the fitting is smaller in outside
> diameter, with
> simple machined surfaces top and bottom.
>
> This isn't the first time I've gotten a revised part from Audi, but given
> the cost
> of this hose, I'm not feeling particularly adventuresome.  Also, I fail
> to see how a
> metal-to-metal interface will hold up against the hydraulic pressure.  Do
> they just
> install O-rings on the bolt, above and below the banjo fittings?  Seems
> like that would
> really distort the O-rings (particularly the top one) on tightening.
>
> Any insights?  BTDT?   Anyone have a torque spec?  Not that you'd get a
> wrench
> on the rack end (all 3 degrees of swing and tight to boot).
>
> Many thanks to anyone with the know-how.
>
> Cheers,
> -Phil
>
>
>
>
>
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