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Bleeding Trailer Brakes

Printed From: CorrectCraftFan.com
Category: Repairs and Maintenance
Forum Name: Boat Maintenance
Forum Discription: Discuss maintenance of your Correct Craft
URL: http://www.CorrectCraftFan.com/forum/forum_posts.asp?TID=18416
Printed Date: November-18-2024 at 5:40pm


Topic: Bleeding Trailer Brakes
Posted By: Chopper
Subject: Bleeding Trailer Brakes
Date Posted: July-08-2010 at 3:58am
Might be a stupid question, but how do you go about bleeding the brakes on a Trailrite trailer.?

It has the A-60 hitch that slides inside the channel. My brakes were disconnected, thus need to be bled.





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http://www.correctcraftfan.com/diaries/details.asp?ID=1540&sort=&pagenum=2&yrstart=1996&yrend=2000 - 98 Ski



Replies:
Posted By: C-Bass
Date Posted: July-08-2010 at 2:21pm
I don't know about that specific brake actuator...but I think most hydraulic actuators have a spot where you can manually actuate the cylinder, in my case, with a long screwdriver. Open up your bleeder valves and start pumping it. Don't let your reservoir get low.

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Craig
67 SN
73 SN
http://www.correctcraftfan.com/diaries/details.asp?ID=6103" rel="nofollow - 99 Sport
85SN


Posted By: 79nautique
Date Posted: July-08-2010 at 2:27pm
Originally posted by C-Bass C-Bass wrote:

I don't know about that specific brake actuator...but I think most hydraulic actuators have a spot where you can manually actuate the cylinder, in my case, with a long screwdriver. Open up your bleeder valves and start pumping it. Don't let your reservoir get low.


all this is going to do is get more air into the system, the bleeder as to be closed before you release pressure on the cylinder, other wise you just suck more air back in to the line and get no where.


the easist way is to use a vaccum bleeder, fill the reservoir, attach the line to the bleeder valve and open up the bleeder once you see clean air free fluid close the valve and go to the next one and repeat.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: C-Bass
Date Posted: July-08-2010 at 6:46pm
I guess I over simplified it yes...Chris is right. When I do it it's a two man job. One person on the bleeder, the other at the actuator. I usually slide some clear tubing over the bleeder and run it in a container. Put some pressure on the cylinder...crack open the bleeder, close the bleeder, release pressure on cylinder.....repeat.

That is the poor man's way. A vacuum bleeder makes it much easier.

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Craig
67 SN
73 SN
http://www.correctcraftfan.com/diaries/details.asp?ID=6103" rel="nofollow - 99 Sport
85SN


Posted By: quinner
Date Posted: July-08-2010 at 7:01pm
Chris,

Could an oil extractor pump be used as a vacuum bleeder, such as a Suck-up pump?


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http://www.correctcraftfan.com/diaries/details.asp?ID=1143" rel="nofollow - Mi Bowt


Posted By: 66Skylark
Date Posted: July-08-2010 at 7:47pm
Hi Andrew,

I'm pretty sure I have the same actuator on my trailer...

Here is a link to the http://www.ufpnet.com/Portals/0/PDFs/A-60,%2075%20_%2084%20Actuator%20Maintenance.pdf - Owner's Manual & User's Instructions for the A-60, A-75 & A-84 hydraulic brake actuators from UFP (Unique Functional Products).

Also, if you have any trouble finding spare parts, here is a link to http://www.pacifictrailers.com/ufp-a60-disc-drum-brake-coupler-actuator-parts/ - PacificTrailers.com , they seem to have a good selection of parts for this actuator.

Hope this info helps.
Kyle


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http://www.correctcraftfan.com/diaries/details.asp?ID=1445" rel="nofollow - 1966 Skylark

http://www.correctcraftfan.com/diaries/details.asp?ID=1976" rel="nofollow - 1998 176

MA/


Posted By: 66Skylark
Date Posted: July-08-2010 at 7:59pm
One more thing...

This http://www.ufpnet.com/Portals/0/PDFs/Actuators.PDF - brochure for the A-60 might be helpful as well... It has a nice cut-away of the interior of the actuator.

Kyle

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http://www.correctcraftfan.com/diaries/details.asp?ID=1445" rel="nofollow - 1966 Skylark

http://www.correctcraftfan.com/diaries/details.asp?ID=1976" rel="nofollow - 1998 176

MA/


Posted By: gun-driver
Date Posted: July-09-2010 at 11:35am
Originally posted by C-Bass C-Bass wrote:

   When I do it it's a two man job. One person on the bleeder, the other at the actuator.
That is the poor man's way. A vacuum bleeder makes it much easier.


One of these will make it a one man job and quicker.
http://www.northerntool.com/shop/tools/product_391590_391590 - http://www.northerntool.com/shop/tools/product_391590_391590


Posted By: C-Bass
Date Posted: July-09-2010 at 12:10pm
Originally posted by gun-driver gun-driver wrote:

Originally posted by C-Bass C-Bass wrote:

   When I do it it's a two man job. One person on the bleeder, the other at the actuator.
That is the poor man's way. A vacuum bleeder makes it much easier.


One of these will make it a one man job and quicker.
http://www.northerntool.com/shop/tools/product_391590_391590 - http://www.northerntool.com/shop/tools/product_391590_391590


It'd be nice to have every tool for every job, I agree...but I'll save my $42 and bother my wife/neighbor/friend for 3 minutes to do this job once a year

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Craig
67 SN
73 SN
http://www.correctcraftfan.com/diaries/details.asp?ID=6103" rel="nofollow - 99 Sport
85SN


Posted By: 79nautique
Date Posted: July-09-2010 at 12:17pm
Originally posted by quinner quinner wrote:

Chris,

Could an oil extractor pump be used as a vacuum bleeder, such as a Suck-up pump?


YES might require a tubing change though so that it seals on the bleeder valve

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: quinner
Date Posted: July-09-2010 at 3:56pm
Thanks Chris, planning on bleeding mine this weekend, thinking I have some air in my lines. Does it matter which fluid is used, Dot 3, 4, ?
From what I read it also says start on the front axle, then do the rear axle, is that correct?

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http://www.correctcraftfan.com/diaries/details.asp?ID=1143" rel="nofollow - Mi Bowt


Posted By: 79nautique
Date Posted: July-09-2010 at 4:11pm
usually you start at the longest line and then move to the shortest one. I believe you want dot 3 the other is synthetic I think and requires a flush of the old, just be sure and keep plenty of fluid in the reservior before you go to the next one.

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http://www.correctcraftfan.com/diaries/details.asp?ID=756&sort=&pagenum=1&yrstart=1979&yrend=1979 - 79 nautique


Posted By: Chopper
Date Posted: July-11-2010 at 11:27pm
Thanks for the tips guys.

Kyle - thanks for the manuals.!

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http://www.correctcraftfan.com/diaries/details.asp?ID=1540&sort=&pagenum=2&yrstart=1996&yrend=2000 - 98 Ski


Posted By: lewy2001
Date Posted: July-11-2010 at 11:52pm
Andrew I made a pressure bleeder up from a garden sprayer. Just needed to buy a extra reservoir cap and fit a coupling to it. Makes bleeding nice and simple and a one person job. http://faculty.ccp.edu/faculty/dreed/campingart/jettatech/bleeder/index.htm - Homemade Pressure Bleeder

Not sure if you will be able to buy a spare cap for your setup but you may be able to find something that will work and seal on top of the reservoir.

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If you're going through hell, keep going

http://www.correctcraftfan.com/diaries/details.asp?ID=2999" rel="nofollow - 89 Ski

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