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Jura e55

KVA overhaul

bastler

December 29, 2010 03:28 pm

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Coffee lover

Group: Mitglieder

Posts: 85

Member No.: 5954

Joined: November 23, 2009

Hello forum community!
Bought a Jura E55 at auction. Supposedly 6 years old. What would you advise me which seals or what I should renew. Is one XXL maintenance set sufficient? I haven't tested KVA yet, it should run, only the too little coffee is coming .would be happy about answers. Many thanks to hobbyists

Hisholy

December 29, 2010 04:34 pm

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Expert

Group: Moderatoren

Posts: 3157

Member No.: 22

Joined: January 10, 2005

A maintenance set (piston rings etc.) will not be damaged. In the long run, you're gonna need it anyway.

bastler

December 30, 2010 11:43 am

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Coffee lover

Group: Mitglieder

Posts: 85

Member No.: 5954

Joined: November 23, 2009

Hello Hisholy !
Thanks for the answer.Here's another question.

What's the difference O RING and lip seal

MFG hobbyist

Helmut Boe

December 30, 2010 05:29 pm

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Experienced

Group: Mitglieder

Posts: 811

Member No.: 2411

Joined: June 29, 2008

Hello,
O-rings are gaskets, where the cord is round in cross section; lip rings are square in cross section, where one "corner" protrudes slightly over the edge of the gasket (the lip).

Take the original red O-rings; with the lip rings one hears again and again about problems.

In my Jura S9 lip rings have been working for more than 3 years from a no longer existing forum, which unfortunately also no longer exists. Since then I have been using the red O-rings without any problems for repairs on machines from other manufacturers.

bastler

December 31, 2010 11:55 am

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Coffee lover

Group: Mitglieder

Posts: 85

Member No.: 5954

Joined: November 23, 2009

Hello!
Many thanks for the professional reply
wishes all good slips into the new year good health and good coffee enjoyment

it greets hobbyists