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TECH: Brake adjustment without breaking a fingernail

Discussion in 'The Hokey Ass Message Board' started by repoman, Mar 12, 2005.

  1. repoman
    Joined: Jan 2, 2005
    Posts: 1,276

    repoman
    Member

    For us young guys with old cars that didn't get taught this:

    Drum brakes have a self adjusting feature. I've found that many people don't realize how they work.

    Put the car in reverse and back up, then stop, repeat until the pedal comes up.

    If this doesn't help, it's time to inspect them, maybe clean, or rebuild.
     
  2. shoebox72
    Joined: Jan 24, 2003
    Posts: 1,489

    shoebox72
    Member

    I'm not trying to rain on your parade but I thought the self adjusters did'nt come out till the 70's. Self energizing brakes have been around alot longer but they lack the extra self adjusting hardware & the back-up & apply brakes method has no effect on adjustment.
    Some people get confued & think because the brakes have a star wheel adjuster that they are automatically self adjusting. This is not true.

    Correct me if I'm wrong.

    Billy
     
  3. tysond
    Joined: Dec 6, 2003
    Posts: 335

    tysond
    Member

    Valiant have had them since about 64/65.
     
  4. Does this work on early Ford brakes??
     
  5. Gr8ballsofir
    Joined: Apr 21, 2001
    Posts: 768

    Gr8ballsofir
    Member

    50 buick and 56 Desoto are not self adjusting!!
     
  6. zman
    Joined: Apr 2, 2001
    Posts: 16,787

    zman
    Member
    from Garner, NC

    '59 Chevy/GMC pickup definately NOT self adjusting... I need to adjust mine pretty bad... :D
     
  7. DrJ
    Joined: Mar 3, 2001
    Posts: 9,419

    DrJ
    Member

    Some self adjusters adjust when you set the parking brake.
    I think Chevys got self adjusters around '63.
     
  8. 46stude
    Joined: Mar 3, 2004
    Posts: 1,718

    46stude
    Member

    I believe mid-'60s was when self adjusters became just about universal.

    If you don't have self adjusing brakes, its not real hard to adjust them manually. Get the wheels off the ground (& supported securely). Give the tire a good spin. Using a flat-bladed screw driver or brake adjusting tool, reach thru the backing plate access hole & turn the adjuster until you get a light drag on the drums (you'll know it when the tire slows down or you hear the audible sound of the shoes rubbing the drum). It takes a little work, but get all the wheels close to the same amount of drag- a very very slight drag. Test the brakes & adjust them as needed.
     
  9. repoman
    Joined: Jan 2, 2005
    Posts: 1,276

    repoman
    Member

    You're right. Should have added some dates.

    First Ford: 57 Edsel, all Ford by 62.
    First Stude: 46
    Dodge: 62
    GM: ?

    My 60 has real self-adjusters that work, but I think now that they may be from an earlier conversion.

    Conversions are available for most drum setups.
     
  10. Automotive Stud
    Joined: Sep 26, 2004
    Posts: 4,387

    Automotive Stud
    Member

    NO! Early juice brakes are not self adjusting. Ford didn't have self adjusting drum brakes until around 64 or so.
     
  11. Brad54
    Joined: Apr 15, 2004
    Posts: 6,021

    Brad54
    Member
    from Atl Ga

    For those of us who can never remember which way to turn the star wheel (You adjust them by turning them "up" on one side of the car, "down" on the other), keep a spare adjuster wheel in the tool box. Hold it up to the backing plate so the star is at the window to see which way the adjuster is oriented.

    Self adjust came out sometime in the early '60s. BUT, Classic Chevy International carries a self-adjust conversion kit for '55-mid '60s Chevy cars. The price isn't too bad, but what's really cool is that you can probably adapt them to other makes/models with the same size drums. At the very, very least you can see how the conversion is done, and then find the parts in a junk yard. CCI has every tech article they've ever written, so you migh be able to call and ask for a copy of the directions to get a feel for it. I'm converting my '54 Buick drums to self adjust with later Buick 12-inch drum parts. (The '55-'57 Chevy drums are 11x2. Not sure about later Chevy cars)
    -Brad
     
  12. tommy
    Joined: Mar 3, 2001
    Posts: 14,757

    tommy
    Member Emeritus

    Self adjusters are great in principle but in reality they rarely work as well as you'd think. Going by my little brake shop survey, 95 % of the cars on the road need their brakes adjusted. Try as they might ...cars need maintenance.
     
    Elcohaulic likes this.

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