AudiWorld Forums: Having overhauled several ZF racks because of high pressure rod seal failure, (a ZF design problem),

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Having overhauled several ZF racks because of high pressure rod seal failure, (a ZF design problem),

Posted by: BernieBenz on 2008-06-14 10:46:29
Account #: 67399

In Reply to: ...or unless it's brown and acrid-smelling like mine was. Still too late to save the rack..... posted by Chaddy on 2008-06-14 09:56:25

IMO racks are bullet proof, not sensitive to fluid problems, only the pump is. Just clean your pump's suction filter screen in the reservoir, With a redesigned HP rod seal, my racks go hundreds of thousands of miles without changing the Ford tractor hydraulic fluid.

Thread:

Steering fluid change - GTAudi 2008-06-14 07:59:25 (94 views)

Here's the link. - a62.7t4ceo 2008-06-14 18:44:59 (65 views)

A fat wallet job, and only 2 years on the last one! IMO never change PS fluid unless you... - BernieBenz 2008-06-14 09:15:24 (114 views)

but if you're cleaning the screen you might as well flush. - a62.7t4ceo 2008-06-14 18:42:25 (55 views)

...or unless it's brown and acrid-smelling like mine was. Still too late to save the rack..... - Chaddy 2008-06-14 09:56:25 (63 views)

Having overhauled several ZF racks because of high pressure rod seal failure, (a ZF design problem), - BernieBenz 2008-06-14 10:46:29 (70 views)

So, the seal failure caused the brown smelly fluid? :) - Chaddy 2008-06-14 11:45:55 (57 views)

Well, necessary or not, if you dont mess up, changing the fluid cannot hurt. - Just Me 2008-06-15 05:51:54 (47 views)

ZF rack in our Alfas too. I change fluid every 2 years. Makes them last around 100K miles. - April/Verdegrrl 2008-06-14 16:37:54 (49 views)

I refreshed the fluid in a Passat 2.8 recently. Removing the hose at the bottom of the reservoir... - 30V-6 2008-06-14 09:49:27 (60 views)

See the end of this tech article; you will need to keep the engine from starting while cranking..... - Chaddy 2008-06-14 08:05:51 (74 views)

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