How to repair electric trailer brakes

Since you have swapped the brake assembly out and still had the problem you know the problem is not in the assembly but somewhere else on the trailer wiring. Then you will want to drive down the road and engage the brakes using the manual over ride switch on the brake controller to warm the brakes.

If the test light illuminates but the trailer brakes fail to engage the magnet inside the brake drum is defective and will need replaced.

How to repair electric trailer brakes. How To Fix Electric Trailer Drum Brakes - YouTube. QU4D41R YT US RV M AN PINK V4 2. Look for breaks in the wire as well as deep cuts in the insulation.

Repair and replace any wires as needed. If the test light illuminates but the trailer brakes fail to engage the magnet inside the brake drum is defective and will need replaced. Next will be the electric brakes getting too hot as you drive.

While this may seem to be a difficult problem to solve all you need to do is adjust the brakes. Electric brake drums need to be adjusted manually while regular car brakes can adjust automatically. Another common problem will be the lack of a smooth braking operation.

Since you have swapped the brake assembly out and still had the problem you know the problem is not in the assembly but somewhere else on the trailer wiring. I would start at the wiring near the brake assembly and check for corrosion and loose or exposed wires and fix as necessary. HOW TO Change Trailer Brake.

If playback doesnt begin shortly try restarting your device. Videos you watch may be added to the TVs watch history and influence TV. The trailer is a 1990 Trail-et two horse straight-load trailer with dual torsion axles and electric drum brakes on all four wheels.

I did my annual spring maintenance which includes repacking all the wheel bearings and cleaning the rust off the brake components and readjusting so. Measure the diameter of the mounted brake shoe the width of the lining and the distance between the mounting holes on center. It may also help if you can determine the manufacturer of your brake.

Once you have these measurements you can choose the correct assembly for your axles. It is recommended to change both of the brake assemblies at the same. Check electric circuit.

INTERMITTENT OR SURGING BRAKES. Out of round drums. Turn or replace drums.

Check for proper grounding. Ground through trailer hitch is inadequate. Broken magnet lead wires.

Bench check magnets replace if necessary. Check adjust bearings. Connect your blue wire which is the one that controls brakes to the multimeter with an ammeter setting between the brake controller and trailer connector.

You should be getting at. Dexter for example recommends taking your loaded vehicle on a clean hard surface road and attempting several hard stops at 20 mph. If you notice the trailers wheels skid when slowing down at this speed your setting is probably too high.

Try toning it down bit. The Hayes Air Utility Brake Control HA100400C which you reference is designed for towing vehicles that have air brakes and trailers that have electric brakes. If you want to convert your trailers air brakes to electric brakes you will want to remove the air brakes and then install the electric brakes from scratch.

Using too small of wire to carry the brake circuit can cause a number of problems ranging from poor brake performance to the wires melting. I would recommend you replace your current wiring with the recommended gauge wire. We typically recommend 10 gauge wire.

You should note that locking up trailer wheels is not an effective way to. You should ensure that voltage is flowing from the controller to the pigtail to each wheels brake magnets. If not you might need to increase the controllers setting graded 1-10 or adjust the pads for better contact with the wheel well.

There are other possible electrical issues that you should look for when troubleshooting trailer brakes. Sever the blue brake output wire near the brake controller leaving enough room to reconnect it and then apply the manual slide. Using a circuit tester like part PTW2993 you should get output to the controller side of the wire you severed.

If the manual slide activates the. Unplug your brake controller for a few minutes then plug it back in to make new settings. Then you will want to drive down the road and engage the brakes using the manual over ride switch on the brake controller to warm the brakes.

Warming the brakes will simulate temperatures of brakes when they are in. Electric brake controllers provide power to the magnets to actuate the trailer brakes. Dexter Axle offers a state-of-the-art inertial controller called the Predator DX.

This controller features a patented accelerometer design which senses the deceleration of the towing vehicle and sends a proportional voltage to the electric trailer brakes. Noises in the wheels of trailers equipped with electric brakes are caused by a mechanical event. To diagnose a brake noise you must remove the wheel and tire and completely inspect the brake shoes and springs.

Check for broken and missing springs and worn-out brake shoes. Inspect the magnet to make certain it is not binding or wearing unevenly.