Question:
Are these trailer brakes supposed to be tested under a load or just empty trailer?
asked by: Gary W
Expert Reply:
I believe you are asking about testing brake magnets as displayed in the linked help article; you do not need to have a loaded trailer to do so. You will be just fine testing them with an empty trailer.
Replacement Magnet Kit for 7" Electric Trailer Brake Assemblies - 2,000 lbs