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jbrack's avatar
jbrack
Explorer
Nov 22, 2019

Dexter Axle Electric Brakes

I have a 2018, 38' 5th wheel. Recently I was making a hard U-turn and apparently my break-away cable pulled out and my trailer brakes went on. I didn't realize it and drove approx. 1/2 mile and stopped. My trailer brakes were hot and smoking and I knew what had happened. Now, I have minimal braking occurring even though I set the brake controller to max braking inside the truck. I believe these brakes are self-adjusting which brings me to my question. Does this self-adjusting just happen on its own, or do I need to do something? Like drive and hit the brakes hard a few times...etc...
  • Cummins12V98 wrote:
    Your brakes were not adjusted properly, you would have known it the instant the brake away popped if they were!!!


    Which brings me back to my original question...these brakes are self-adjusting...what does that process look like? Is it automatic, or do I need to do something in the way I drive to make it happen?
  • Your brakes were not adjusted properly, you would have known it the instant the brake away popped if they were!!!
  • To be safe, jack it up and take your hubs off and inspect the brake shoes, pivot points and wiring to the magnet actuator. With all that heat you could have melted a wire connection and its grounding out or fused up your pivot points which will need lub to free them up. Check your brake pads as well depending on previous use they may be worn down and need replacing. They may have been glazed by the heat as well making them useless. With any brake issues it's best to take them apart and see what damage occurred, you have a heavy 38 footer good brakes are a necessity!! I guess what I'm saying is there's no short cut fixes, take it apart and have a look.
  • Hopefully your TT brakes are just glazed over. You need to pull the wheels and brake drums and inspect them. If you have sufficient lining left, sanding them to roughen the surface may be all you need to do. Otherwise you might need to replace the brake shoes.

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