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-   -   Alternate lines to make 944 clutch bleed easier (http://forums.pelicanparts.com/porsche-924-944-968-technical-forum/920758-alternate-lines-make-944-clutch-bleed-easier.html)

es1bkacsur 07-05-2016 06:55 PM

Alternate lines to make 944 clutch bleed easier
 
There's a lot of posts about different ways to bleed the clutch system on the 80's 944 (I'm working on an 86) because it is a difficult thing to do. Seems to me the trouble comes from the hard line from the master to the slave cyl. being ABOVE the master cyl. Anyone know if there's a special technical reason for it being that way.
I'm thinking about replacing the hard line between the master & the rubber line to the slave cyl with one I'll make myself that will not run any higher in the car than the master cyl. That way the reservoir will be the highest part in the system, then the master below it, all the line from master to slave cyl. going downhill & the slave Cyl. at the bottom. I'm thinking that without any line above the master there will not be any place in the system to trap air & make gravity & conventional bleeding easy.
Is there any reason why this wouldn't work? :confused:

dgcantrell 07-06-2016 03:05 AM

Nope and keep us posted on how it goes.. I know all to well the pleasure of bleeding the clutch system...

sausagehacker 07-06-2016 03:44 AM

The reason it's annoying is mostly because conventional bleeding pushes air out the bleeder (almost the lowest point in the system). Getting air bubbles to go downward in fluid can be like pissing in the wind.

v2rocket_aka944 07-06-2016 05:01 AM

Rather than "re-invent the brake line", ask around your area and see if anybody has a "power bleeder" you can borrow for 10 minutes.

Or you can make one out of a garden sprayer.

It puts a few psi pressure behind the fluid you are putting into the system and the clear, bubble-free fluid will SHOOT out of whichever bleed nipple you have open...:)

Waz951 07-06-2016 05:12 AM

+1 Motive power bleeder. Get the adapters for all the cars you service and after even just one brake job you will be glad you have it. Cost is reasonable at $50

ATCal 07-06-2016 07:48 AM

+1 Motif power bleeder, I love it. Now I bleed the brakes on all my cars "just for fun" ;)

dgcantrell 07-06-2016 08:38 AM

I picked one up a couple of years ago and have yet to break it out. I will be soon as I'll need to do a flush on the 88 S I've got cooking.

es1bkacsur 07-06-2016 07:20 PM

4 votes for Motive power bleeder & since I already have one I'll try that first, any suggestions on what psi to pump it up to?

es1bkacsur 07-07-2016 09:24 AM

Since I have a Motive bleeder I'll try that first, any suggestions on what psi to pump it up to?

es1bkacsur 07-07-2016 09:28 AM

Since I already have a Motive bleeder I'll try that first, any suggestions on what psi to pump it up to?

es1bkacsur 07-07-2016 10:36 AM

Quote:

Originally Posted by ATCal (Post 9188166)
+1 Motif power bleeder, I love it. Now I bleed the brakes on all my cars "just for fun" ;)

Since I have a Motive bleeder I'll try that first, any suggestions on what psi to pump it to?

Bradical 07-10-2016 11:27 AM

Quote:

Originally Posted by es1bkacsur (Post 9189936)
Since I have a Motive bleeder I'll try that first, any suggestions on what psi to pump it to?

Dont exceed 5psi

kevingross 07-10-2016 02:31 PM

I use 15 - 20 PSI with a Snap-on power bleeder, no issues. I know 20 PSI is higher than recommended, but it moves fluid along and seems to do a better job at pushing air bubbles. Not sure this would be any different with the Motive tool, cannot say one way or another.


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