Massive Pentosin Leak - FIXED -- NOT!

SJ syljay at optonline.net
Fri Jan 26 12:28:28 EST 2007


Patient: 1990 100Q

The problem has returned!
Car dumped the Pentosin when outside temps got cold. I saw the puddle on the
ground when the wife took the car to the mall.

Original post
http://www.audifans.com/pipermail/quattro/2006-December/114828.html
"I lost all the reservoir pentosin overnight. The temps dropped into the
teens. Apparently, the connection at the
reservoir-hose is no longer supple enough to compensate for temperature
changes. I suspected this area to be leaking Pentosin, but leaking
randomly."


The "fix" was cutting off the end of the return line hose and re-attaching
the hose with 2 clamps. So far, this part of the fix is working. The area is
still dry.

I filled up with pentosin, started the engine and went searching for the
leak with a flashlight.
I found the leak. Green cold was dripping out of the brake high pressure
line going to the bomb. The leak is between the pump banjo fitting and the
bottom end of the hose foam covering. I believe this area of the hose is
where that "orifice/noise dampener" gizmo is located.
More than likely, the hose crimps rusted thru.
Anyone know what is the normal failure mode for this hose?

Luckily, I have a spare hose that I got from a junkyard 5 years ago. Will
install that when it gets a bit warmer.

I recall someone writing about a place out on the left coast that would
rebuild these hoses. And this hydraulic shop has no problems dealing with
UPS shipments. As I recall, they rebuilt the hose the same day they got it
and shipped it out that day. Cost was about $50 if my memory serves me
right.
Anyone recall the name and address of the place?


SJ
85 Dodge PU, D-250, 318, auto
85 Audi 4k - - sold but still on the road
88 Audi 5kq
90 Audi 100q




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