Home » Public Forums » GMCnet » [GMCnet] Hupy Bleed-O-Matic has arrived! :)
[GMCnet] Hupy Bleed-O-Matic has arrived! :) [message #217351] |
Thu, 08 August 2013 09:13 |
Robin Hood
Messages: 1078 Registered: April 2011
Karma: 3
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I found a box waiting on me when I got home. I'm working overtime, even on
Saturday, so it will probably be Sunday before I can get back out there.
I've got a thing. I still need to hang the plastic over the tent frame that
I made and fumigate for wasps, so that I can work on things in peace.
--
Robin Hood
Jackson, MS
2013 Subaru Outback "Top Flight"
1968 Pontiac Catalina "The Cheshire Cat"
1978 GMC Royale motorhome "Pinto Bean"
1977 GMC Palm Beach motorhome "Barn Queen"
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Re: [GMCnet] Hupy Bleed-O-Matic has arrived! :) [message #217356 is a reply to message #217351] |
Thu, 08 August 2013 09:49 |
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USAussie
Messages: 15912 Registered: July 2007 Location: Sydney, Australia
Karma: 6
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Robin,
That tool will make bleeding and flushing the brakes child's play!
When you want to flush the brakes get a turkey baster or large syringe (used on farm animals) and suck the fluid out of the M/C
front and rear chambers before you put the bleeder on. If you don't do that you'll mix old and new fluid and use more clean fluid
than necessary.
Make a video tape of you using the Bleed-O-Matic and put it on You Tube; it will show people how easy it is to use and quickly you
get done!
Regards,
Rob M.
-----Original Message-----
From: Robin Hood
I found a box waiting on me when I got home. I'm working overtime, even on
Saturday, so it will probably be Sunday before I can get back out there.
I've got a thing. I still need to hang the plastic over the tent frame that
I made and fumigate for wasps, so that I can work on things in peace.
--
Robin Hood
Jackson, MS
2013 Subaru Outback "Top Flight"
1968 Pontiac Catalina "The Cheshire Cat"
1978 GMC Royale motorhome "Pinto Bean"
1977 GMC Palm Beach motorhome "Barn Queen"
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Regards,
Rob M. (USAussie)
The Pedantic Mechanic
Sydney, Australia
'75 Avion - AUS - The Blue Streak TZE365V100428
'75 Avion - USA - Double Trouble TZE365V100426
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Re: [GMCnet] Hupy Bleed-O-Matic has arrived! :) [message #217440 is a reply to message #217433] |
Thu, 08 August 2013 18:33 |
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Matt Colie
Messages: 8547 Registered: March 2007 Location: S.E. Michigan
Karma: 7
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Richard V. wrote on Thu, 08 August 2013 18:55 | Hey Rob. What is the main benefit of the Hupy bleeder? Is it much of an improvement over a Mityvac (or approved equal) bleeder? Easier, faster, less filling...?
Richard
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Richard,
The Hupy Bleeder lets you pressure bleed without assistance. The disadvantage is that it will require wasting brake fluid and it can force fluid into the bleed screw threads where it can cause corrosion that will bite you in the "bleed screw" down the road. It is fast as no attention has to be give the reservoir level.
Vacuum bleeding is always seems slower. It can still be done alone if you have a way to keep the reservoir level right. The problem is that leakage around the bleed screws can make bleeding to a clear stream difficult. So, if you plan to vacuum bleed, put a turn and an half or even two around every bleed screw or use a teflon loaded pipe thread sealant. This has the side benefit of never having another broken bleed screw, but it is more work.
I have been told that it is possible to suck air past a wheel cylinder seal with vacuum bleeding, but every time I have had a problem, it turned out to be the threads of the bleed screw.
Both methods work on about 15 psi, but one negative and the other positive.
Matt
Matt & Mary Colie - Chaumière -'73 Glacier 23 - Members GMCMI, GMCGL, GMCES
Electronically Controlled Quiet Engine Cooling Fan with OE Rear Drum Brakes with Applied Control Arms
SE Michigan - Near DTW - Twixt A2 and Detroit
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Re: [GMCnet] Hupy Bleed-O-Matic has arrived! :) [message #217467 is a reply to message #217440] |
Thu, 08 August 2013 21:31 |
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USAussie
Messages: 15912 Registered: July 2007 Location: Sydney, Australia
Karma: 6
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Senior Member |
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Matt,
Never heard about fluid being forced past the threads of the bleed screw being a problem; thanks for the heads up. To prevent it
next time I bleed my brakes I will remove the bleed screws and apply a liberal amount of heavy chassis grease to bleeders threads.
However, I don't understand why pressure bleeding causes one to waste fluid while vacuum does not.
Regards,
Rob M.
The Hupy Bleeder lets you pressure bleed without assistance. The disadvantage is that it will require wasting brake fluid and it
can force fluid into the bleed screw threads where it can cause corrosion that will bite you in the "bleed screw" down the road. It
is fast as no attention has to be give the reservoir level.
Vacuum bleeding is always seems slower. It can still be done alone if you have a way to keep the reservoir level right. The
problem is that leakage around the bleed screws can make bleeding to a clear stream difficult. So, if you plan to vacuum bleed, put
a turn and an half or even two around every bleed screw or use a teflon loaded pipe thread sealant. This has the side benefit of
never having another broken bleed screw, but it is more work.
I have been told that it is possible to suck air past a wheel cylinder seal with vacuum bleeding, but every time I have had a
problem, it turned out to be the threads of the bleed screw.
Both methods work on about 15 psi, but one negative and the other positive.
Matt
--
Matt & Mary Colie
'73 Glacier 23 Chaumière (say show-me-air)
Now with 4 working Rear Brakes
SE Michigan - Twixt A2 and Detroit
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Regards,
Rob M. (USAussie)
The Pedantic Mechanic
Sydney, Australia
'75 Avion - AUS - The Blue Streak TZE365V100428
'75 Avion - USA - Double Trouble TZE365V100426
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Re: [GMCnet] Hupy Bleed-O-Matic has arrived! :) [message #217471 is a reply to message #217467] |
Thu, 08 August 2013 21:42 |
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Matt Colie
Messages: 8547 Registered: March 2007 Location: S.E. Michigan
Karma: 7
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Senior Member |
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Robert Mueller wrote on Thu, 08 August 2013 22:31 | Matt,
<snip>
However, I don't understand why pressure bleeding causes one to waste fluid while vacuum does not.
Regards,
Rob M.
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Rob,
I do not keep brake fluid that has been exposed to air (moisture). Ergo, I would not try to save the fluid in the pressure can as it has been exposed to a lot of air and that under pressure (even more moisture available).
That's my thinking and I do know I'm paranoid, but being paranoid has served me well on many occasions.
Matt
Matt & Mary Colie - Chaumière -'73 Glacier 23 - Members GMCMI, GMCGL, GMCES
Electronically Controlled Quiet Engine Cooling Fan with OE Rear Drum Brakes with Applied Control Arms
SE Michigan - Near DTW - Twixt A2 and Detroit
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Re: [GMCnet] Hupy Bleed-O-Matic has arrived! :) [message #217531 is a reply to message #217527] |
Fri, 09 August 2013 10:37 |
James Hupy
Messages: 6806 Registered: May 2010
Karma: -62
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Senior Member |
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If you belong in the camp that is truly frugal, when you have finished
bleeding the brakes and are done with the bleeder, find that plastic
container that you saved from your morning orange juice or whatever you
drink, (could be bottled water) and fill it to the top with the left over
brake fluid. Don't leave any air space for moisture to condense in. If you
have a small container of brake fluid that is clean, fill it back up to the
top. Another hint, buy your brake fluid in quarts, not in gallon containers
like I do. Do NOT LEAVE air space in a bottle of brake fluid unless you are
going to use it in the next couple of days. Water will condense in open air
space in a container that is not full. It is like food in the fridge, if in
doubt, throw it out.
Water has no place in a brake system, and is the principal reason for most
brake failures. While I am on the subject, I have seen several clever
covers for the stock master cylinders to prevent water splashing onto the
cover and finding it's way into the resevoirs. Neatest I saw was a cut down
1 qt oil bottle that slid right over the whole MC.
Jim Hupy
Salem, OR
78 GMC Royale 403
On Fri, Aug 9, 2013 at 8:13 AM, Rob Mueller <robmueller@iinet.net.au> wrote:
> Matt.
>
> Got it and I agree ESPECIALLY since Double Trouble is based in Houston!
>
> In fact that's why I said to put 1.5 quarts in the pressure bleeder, I
> found that filling Double Troubles brake system with a P-3
> M/C took a bit over a quart so I wind up wasting half a quart.
>
> Regards,
> Rob M.
>
>
> -----Original Message-----
> From: Matt Colie
>
> Rob,
>
> I do not keep brake fluid that has been exposed to air (moisture). Ergo,
> I would not try to save the fluid in the pressure can as
> it has been exposed to a lot of air and that under pressure (even more
> moisture available).
>
> That's my thinking and I do know I'm paranoid, but being paranoid has
> served me well on many occasions.
>
> Matt
>
> _______________________________________________
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