575M AC help | FerrariChat

575M AC help

Discussion in '456/550/575' started by vandevanterSH, May 25, 2021.

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  1. vandevanterSH

    vandevanterSH F1 Rookie
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    Jan 27, 2005
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    575 AC help:

    Recurring topic but nothing recent on search. 2002 575 no longer cooling. A/C went out on the way to Dallas to have routine yearly fluids, etc. Service tech says compressor pressure low despite recharge. Recommends new compressor and also replace expansion valve and A/C system refrigerant accumulator. No shock that the cost is insane.

    About 12 years ago, I was on road trip to San Francisco and my A/C compressor seized up in Winslow, AZ. Flat bed to Scottsdale for new compressor. I have that old compressor. I remember reading about company that rebuilds A/C compressor but couldn't find post. Bottom line, any recommendation for Ferrari A/C repair within 400 miles of Little Rock? Should I send my old compressor for rebuild and take that to be installed? Could a local "Foreign" car shop do the install. Any advice appreciated. (Best I can tell, Ferrari inflates the cost of a Delphi/Harrison compressor x10+)
     
  2. Joel Delman

    Joel Delman Karting

    May 4, 2021
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    Just out of curiosity, about what price were you quoted for the new compressor etc.?
     
  3. vandevanterSH

    vandevanterSH F1 Rookie
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    $16,750.
     
  4. Joel Delman

    Joel Delman Karting

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    Ouch... Please keep us updated on the solution you go with
     
  5. Qavion

    Qavion F1 World Champ
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    Sounds ridiculous. Have you checked the parts manuals for component locations/accessibility?

    The expansion valve is shown on the side of the evaporator unit in the passenger footwell. Item 22

    https://www.eurospares.co.uk/parts/ferrari/575m-maranello/cooling-heating/evaporator-unit-and-controls-36655

    Worst case scenario is having to remove the entire dash, hence the high cost, but you may get access by removing centre console/tunnel panels and, if possible, the glovebox. Expansion valve is U$110 at Eurospares. Check the forum for previous posts on disassembly (550, 456M, etc).

    https://www.ferrarichat.com/forum/threads/550-service-say-it-aint-so.631646/#post-147546477

    @AVIMAX (Ryan) has some excellent photos on evaporator components.

    https://www.ferrarichat.com/forum/posts/147789308/

    I'm not sure what they mean by refrigerant accumulator. Do they mean the receiver/dryer/filter? Item 8

    https://www.eurospares.co.uk/parts/ferrari/575m-maranello/cooling-heating/air-conditioning-system-36654

    U$83

    This part is typically not too hard to access.

    The compressor is the most expensive component at Ferrari parts dealers. Item 20.

    https://www.eurospares.co.uk/parts/ferrari/575m-maranello/electrical-ignition/alternator-starting-motor-and-ac-compressor-36653

    But I'm sure there are plenty of companies in the USA which will be able to repair/recondition these compressors.

    $4000 in OEM parts/materials, $12,750 in labour :rolleyes:
     
  6. vandevanterSH

    vandevanterSH F1 Rookie
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    "Have you checked the parts manuals "
    ******
    Yes.....Ferrari price ~$6500....other prices ~$4300...and generic price <$600

    This is the label from the factory installed compressor:





    Image Unavailable, Please Login
     
  7. vandevanterSH

    vandevanterSH F1 Rookie
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    My initial thought is to send my original compressor for a professional rebuild then take the part to a reliable shop for install and see how it goes. The other parts mentioned by the dealer are relatively inexpensive and if replacement isn't a huge labor cost then OK but if it is a multi-hour labor charge then just replace the compressor, which is a bit of a PITA but straight forward.
     
  8. Ferris Bueller

    Ferris Bueller Formula 3

    Mar 23, 2004
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    You say the tech said the system was low on pressure and you just had it recharged. You have a leak. The components are fine.
    Find the leak, repair it. Pull a vacuum and recharge.
     
  9. vandevanterSH

    vandevanterSH F1 Rookie
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    "Find the leak, repair it. "
    *****
    That was my first thought. I'm going to pick up the car Thursday and will try to get more information. When my compressor seized up, it was obvious that there was a major problem just from the noise.
     
  10. vandevanterSH

    vandevanterSH F1 Rookie
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    Anyone have experience with "Automotive Budget" rebuild services, located in Port Richey, FL?
     
  11. Rifledriver

    Rifledriver Three Time F1 World Champ

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    Austin Rebuilders in Austin are very good, very reasonable and fast. I use them a lot.
     
  12. vandevanterSH

    vandevanterSH F1 Rookie
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    Thanks a $6,300! Just for future search information on the subject, I went to a local shop to see if they could source the same Delphi compressor...no luck. Another option maybe mondoautoricambi, the site is in Italian but they have the compressor listed for 915 euros.

    For me, sound like Austin Rebuilders is the best option.
     
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  13. vandevanterSH

    vandevanterSH F1 Rookie
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    " Rebuilders in Austin"
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    Any recommendation for A/C installer for Maranello in Austin or Dallas?
     
  14. Rifledriver

    Rifledriver Three Time F1 World Champ

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    Me in Austin or Boardwalk Ferrari in Dallas.


    And it is not Rebuilders in Austin. I said Austin Rebuilders.

    https://austinrebuildersinc.com/
     
  15. Ferris Bueller

    Ferris Bueller Formula 3

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    Stephen
    You just had one of the best independent Ferrari mechanics reply to your post.
    Take advantage of this. Contact him and use him.
     
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  16. Boy Wonder

    Boy Wonder Karting

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    OMG

    just open the windows'
     
  17. vandevanterSH

    vandevanterSH F1 Rookie
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    "just open the windows"
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    Drove ~350 miles yesterday with the window open....it was only 88 degrees F, so was tolerable. When I grew up in the 40s, 50s, there was no home or car A/C and the family took multi-week road trips in July or Aug. I'll just suck it up until I sort out getting it fixed.
     
  18. vandevanterSH

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    Progress report:

    With Brian's suggestion, just sent compressor to Austin Rebuilders, Inc. for evaluation for rebuild. One step at a time!
     
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  19. Dal308

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  20. vandevanterSH

    vandevanterSH F1 Rookie
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    Thanks for the info....
    Pick up the car from dealer yesterday....asked about leaks, etc. Service rep. said no leak in system but no pressure on "either side" of system..ergo bad compressor.
     
  21. F456M

    F456M F1 Rookie

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    I replaced my AC kompressor and paid 800 euro for it at the official Ferrari workshop in Modena Italy. Don’t get screwed!
     
  22. vandevanterSH

    vandevanterSH F1 Rookie
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    Interval follow up:
    Austin Rebuilders called this PM. Received the compressor today, ran it on the bench and it seems to be OK with pressure and clutch. Strange situation, this is the compressor that was removed about 10-12 years ago when it "locked up'' and caused an ungodly screeching/howl from the engine, (belt slipping in locked pulley?) It was replaced in Scottsdale AZ and has been sitting in storage since then. I told them to tear it down for complete inspection and replace anything suspicious. (I am impressed so far with Austin Rebuilders customer service....) Just another odd F-Car situation!!
     
  23. vandevanterSH

    vandevanterSH F1 Rookie
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    Follow up...Austin Rebuilders called this AM, rebuild complete and shipping out today. Cost ~$325 + shipping.
     
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  24. Rifledriver

    Rifledriver Three Time F1 World Champ

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    That can happen if it is overcharged or if an expansion valve gets plugged. Does not always mean the compressor is bad.
     
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  25. vandevanterSH

    vandevanterSH F1 Rookie
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    Follow up on 575 A/C issue. Drove to Dallas Sunday with the rebuilt compressor for install at Norwood Auto Italia Monday. (Fortunately left home early and heat remained tolerable until last hour or so, when I needed the towel that I brought to mop sweat. :>) ) They retested the existing system before starting installation. Initially about a # low on refrigerant, refilled and high and low sides of compressor were within spec. Inspected for leaks, then vacuum tested system. Removed belt covers and inspected belts, compressor, etc. Refilled and rechecked pressures which were OK. On max cool, vent air was about 48 degrees. Not sure what the problem was/Is but decided to leaves current system in place and see how things go. During the 350 mile drive home, the A/C was excellent.

    First time I have been to Norwood. I was impressed with the fact that they spent 3+ hours trying to identify and solve a problem rather than replacing parts and at a very reasonable cost.
     
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