Fairchild Club Forum

----- Original Message -----
From: "hotfoot49"
To:
Sent: Saturday, January 01, 2005 10:36 PM
Subject: [fairchildclub] Hayes brakes.


>
>
> I've had mostly good luck with the expander tube brakes over the
> last 25 years. One thing I did find out is that over time brake dust
> accumalates under the pads and that causes the pads to "drag" a
> little. I thought that the pads needed a little "shaving " to give
> them the proper clearance. Not the thing to do!
> I put new pads and springs in latter on and found a lot of dust
> under the pads. After I put things back together and was able to try
> the brakes out, I found that I had more clearance than I wanted.
>
> The dust doesn't allow the pads to retrack all the way down
> against the expander tube and that decreases the clearance. I would
> try clening the brakes atleast every annual time if you fly a lots.
> One other problem with the expander tube brakes is that sometimes
> the "red" fluid is put in. That swells the tubes up and you have
> breaks! It's aweful hard to get the wheel off them. You have to flush
> the system then too. I'm sure that the ground loop wasn't casued from
> that. Both wheels would be set up from the wrong fluid.
>
> The guys I know that have Clevelands on their planes really like
> em. As long as mine are working OK and I can still get parts, I'll
> stick with the expander tube breaks. Maybe some day I will be forced
> to cahnge. Well! That's my two cents worth. John Berendt has the name
> of one of the club memebers who has Clevelands on his 24.
>
> Mike Kelly N127MP PT-19B
>
>
>
>
>
>
> Yahoo! Groups Links
>
>
>
>
>
>
>

>
> I've had mostly good luck with the expander tube brakes over the
> last 25 years. One thing I did find out is that over time brake

> accumalates under the pads and that causes the pads to "drag" a
> little. I thought that the pads needed a little "shaving " to give
> them the proper clearance. Not the thing to do!
> I put new pads and springs in latter on and found a lot of dust
> under the pads. After I put things back together and was able to

> the brakes out, I found that I had more clearance than I wanted.
>
> The dust doesn't allow the pads to retrack all the way down
> against the expander tube and that decreases the clearance. I

> try clening the brakes atleast every annual time if you fly a

> One other problem with the expander tube brakes is that sometimes
> the "red" fluid is put in. That swells the tubes up and you have
> breaks! It's aweful hard to get the wheel off them. You have to

> the system then too. I'm sure that the ground loop wasn't casued

> that. Both wheels would be set up from the wrong fluid.
>
> The guys I know that have Clevelands on their planes really like
> em. As long as mine are working OK and I can still get parts, I'll
> stick with the expander tube breaks. Maybe some day I will be

> to cahnge. Well! That's my two cents worth. John Berendt has the

> of one of the club memebers who has Clevelands on his 24.
>
> Mike Kelly N127MP PT-19B

----- Original Message -----
From: "Robert Etter"
To:
Sent: Tuesday, August 16, 2005 9:24 PM
Subject: [fairchildclub] Hayes brakes.


> To start with, about a year ago, I assembles two brake assemblies for the
> 24 out of parts that I had on hand. Ordered new pads for both assemblies
> (New Pads). Then turned down the pads to where they met the .007-.010
> inch clearance with the drum. Serviced the initially with Dot 3 brake
> fluid. Left side worked fine. I later found a bad expander tube on the
> right side. Then things started getting messes. Did much repainting on
> the lower right side. Took may parts apart and repainted them. Ya hear
> that one before didn't ya.
>
> Finally got set up to start servicing the system with Dot 5. I made a
> closed system to bleed the brakes and to same the expensive Dot 5 fluid.
> Before I got started, I flushed the system and lines with alcohol. After
> I got everything as clean as possible, I sued a clear plastic hose coming
> from a bottle mounted up near the wing. I started back-filling the system
> with fluid. Once I knew that I have fluid coming up into the reservoir,
> and had got it topped off. A few good strokes of the brake pedal showed
> that there was no air in the system.
>
> I tried to do the same thing on the left side. I then noticed that the
> brake was dragging pretty hard. The brake assembly was turned to match
> the brake drum over a year ago, and has done noting but sit there until
> last weekend. I originally serviced it with Dot 3, then about a month
> ago, bleed & flushed all that out with alcohol.
>
> Why should you come back a month later and find the expander tube has
> swelled to the tune of .007"-.010". I had to remove at least that much
> material to get the system to work right.
>
> Bob Etter
> PO Box 974
> Tonopah, NV 89049
> 775-482-6820
> rletter@citlink.net
>
>
> [Non-text portions of this message have been removed]
>
>
>
>
>
> Yahoo! Groups Links
>
>
>
>
>
>
>

> Bob,
>
> The Dot 3 is too harsh, makes the rubber swell. I
> use DOT 4 as the old
> standard. Now I switch to DOT 5 with a flushed
> system. Also the new
> Clevelands will except the DOT 5 to my surprise.
>
> Jamie
>
>
> Jamie S. Treat A&P/IA
> Aircraft Restoration & Repair
> 24201 David C. Johnson Loop
> Kelly Airpark
> Elbert, CO 80106
> HM/Shop 303-648-0130
> JamieTreat@direcway.com
>
> ----- Original Message -----
> From: "Robert Etter"
> To:
> Sent: Tuesday, August 16, 2005 9:24 PM
> Subject: [fairchildclub] Hayes brakes.
>
>
> > To start with, about a year ago, I assembles two
> brake assemblies for the
> > 24 out of parts that I had on hand. Ordered new
> pads for both assemblies
> > (New Pads). Then turned down the pads to where
> they met the .007-.010
> > inch clearance with the drum. Serviced the
> initially with Dot 3 brake
> > fluid. Left side worked fine. I later found a
> bad expander tube on the
> > right side. Then things started getting messes.
> Did much repainting on
> > the lower right side. Took may parts apart and
> repainted them. Ya hear
> > that one before didn't ya.
> >
> > Finally got set up to start servicing the system
> with Dot 5. I made a
> > closed system to bleed the brakes and to same the
> expensive Dot 5 fluid.
> > Before I got started, I flushed the system and
> lines with alcohol. After
> > I got everything as clean as possible, I sued a
> clear plastic hose coming
> > from a bottle mounted up near the wing. I started
> back-filling the system
> > with fluid. Once I knew that I have fluid coming
> up into the reservoir,
> > and had got it topped off. A few good strokes of
> the brake pedal showed
> > that there was no air in the system.
> >
> > I tried to do the same thing on the left side.
> I then noticed that the
> > brake was dragging pretty hard. The brake
> assembly was turned to match
> > the brake drum over a year ago, and has done
> noting but sit there until
> > last weekend. I originally serviced it with Dot
> 3, then about a month
> > ago, bleed & flushed all that out with alcohol.
> >
> > Why should you come back a month later and find
> the expander tube has
> > swelled to the tune of .007"-.010". I had to
> remove at least that much
> > material to get the system to work right.
> >
> > Bob Etter
> > PO Box 974
> > Tonopah, NV 89049
> > 775-482-6820
> > rletter@citlink.net
> >
> >
> > [Non-text portions of this message have been
> removed]
> >
> >
> >
> >
> >
> > Yahoo! Groups Links
> >
> >
> >
> >
> >
> >
> >
>
>
>