Diagram Showing How Trailer Brakes are Wired

Question

Question:

when you wire tandem axles, do you do it in series or parallel ? how about a diagram ?

asked by: phil

0

Expert Reply:

The brake wire providing voltage is wired in parallel, with one lead from each magnet being grounded to the trailer frame.

We have a great Wiring Help Page that shows a diagram, I will provide a link to it below.

expert reply by: Mike L

0

Answer 1

Yes, 14 gauge wire seems too small. I would go with 10 or 12 gauge. For 10 gauge you can use #10-1-1 and for 12 gauge use #12-1-1. These wires are sold in increments of 1 foot. So if you needed 20 feet of wire you would enter 20 in the quantity box.…

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Answer 2

If your trailer has 7 wires running all the way back to the brakes, then yes, you can tap into the existing wiring. Each of your new brakes will have two wires for the brake magnet. One wire is for 12 volt power to the brake magnets and the other…

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Answer 3

In order to properly adjust the Dexter electric brake assemblies on your travel trailer, you will first need to raise the trailer and check that the wheel and drum rotate freely. Remove the adjusting hole cover from the slot on the bottom of the…

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Answer 4

Most trailer wheels have a zero offset. This is because a zero offset allows the wheel to handle the maximum load by distributing the the load equally to both sides of the wheel. To determine if your trailer wheels have an offset, you will want to…

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Answer 5

I believe what you mentioned is a standard way of running trailer brake lines on a tandem trailer. I attached a diagram for the brake line kit part #18TA-BLKIT and how it normally connects to a trailer. The main feed line runs to the first axle where…

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Answer 6

When bleeding the brakes on a surge actuator, such as the Dexter DX7.5L A-60 Brake Actuator w Electric Lockout #DX56FR, you want to start by making sure there is fresh fluid in the reservoir then press a screw driver against the rod in the access…

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Answer 7

Michael, so you are correct you do have 4,400 lb axles so you can use the Dexter Nev-R-Adjust Electric Trailer Brakes #K23-478-479 for replacements. These are self adjusting so you never need to manually adjust them, works with 14", 14…

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Answer 8

Your AL-KO T-52 axle has #42 spindles that use hub assemblies with a #25580 inner bearing and #15123 outer bearing. The grease seal most often associated with this bearing set is part #GS-2250DL for 1 seal or #RG06-070 for a pair.

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Answer 9

We have a hub and drum for 4400 pound axles but it uses bearings that are not compatible with the spindles on your trailer axle. You would need to go with a hub and drum that has bearings that are compatible even if that assembly is rated higher than…

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Answer 10

I have a replacement axle option for you, but based on the information I was able to find on your AL-KO 4400lb Axle #402268 it uses an older style of braking assembly that was discontinued when AL-KO was bought out by Dexter. If the brakes on your…

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Answer 11

Your AL-KO T-52 axle has #42 spindles that use hub assemblies with a #25580 inner bearing and #15123 outer bearing. The grease seal most often associated with this bearing set is part #GS-2250DL for 1 seal or #RG06-070 for a pair.

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Answer 12

Due to odd spacing with AL-KO 4,400 pound axles, specifically how far out they mounted the brakes, there will not be any current drums available as replacements. With that being said, the best thing to do will be to replace the axle with something…

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Diagram Showing How Trailer Brakes are Wired

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