disc brakes

78big10

Petty Officer 2nd Class
Joined
Jan 24, 2007
Messages
112
recently bought a deck boat with a single axel trailer it has disk brakes operated off trailer hitch there operated off elect hookup for trailer i have never seen this system seems to work good has had any exp with this system thanks
 

luckyinkentucky

Chief Petty Officer
Joined
Jul 29, 2007
Messages
462
Re: disc brakes

I have hydraulic disc brakes on my boat trailer, but I have a 12 Ton rated utility trailer with electronic disc brakes on it. I adjust mine through a control box that sits in my truck. I turn the knob to tighten the tension and/or response time. Is this what you are talking about?
 

78big10

Petty Officer 2nd Class
Joined
Jan 24, 2007
Messages
112
Re: disc brakes

no the hitch itself has a hyd cylinder in it that is operated when brakes are applyed im use to the ones with control in cab it take a 5 wire flat plug not four has me puzzeled how they work but they do
 

orion25

Petty Officer 1st Class
Joined
Aug 7, 2007
Messages
386
Re: disc brakes

Those sound like surge brakes. When you slow down the trailer pushes forward on the ball hitch. This activates the hyd cylinder and causes the trailer brakes to activate. The wiring harness is just like a 4 wire but the 5th wire provides a "lockout" for the surge brakes so you can back up with out the brakes activating.
 

78big10

Petty Officer 2nd Class
Joined
Jan 24, 2007
Messages
112
Re: disc brakes

i think you got it are they a depenable system there is a small knob to look brakes out by hand Thanks
 

rndn

Commander
Joined
May 20, 2007
Messages
2,323
Re: disc brakes

I have surge brakes on my other boat and trailered it for 10 years with no braking issues. You always feel a thump as they activate but they always seemed to work fine. You just need to make sure they are bled properly so they work for you.
 

78big10

Petty Officer 2nd Class
Joined
Jan 24, 2007
Messages
112
Re: disc brakes

thanks again is there a way to bleed them and tell if they are operating properly
 
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