Replacing Elec brakes
Could not find anything on this here. I have a horse trailer with dual 7000# axles. I suspect the brake magnets have weakened. Visually they appear good, but with the brake controller set at the...
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wa8yxm wrote:
Though it is possible for a turn. or several turns, to short out the only thing that would WEAKEN the magnets is a bad electrical connection.
Measure the resistance brake lead to ground. Look up the magnets
If the resistance is too high. Bad connection
Too low, Shorted coils.
Note plus or minus 10-20 percent is "normal variation"
Check for bad connection FIRST !
They may have come from the factory with just bared wire, twisted together. If the copper is not shiny, cut it back to where it is shiny. Twisted is acceptable BUT then you MUST use marine/dual wall heat shrink !
