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Magnetic Couplers Uncouple?

Dick is constructing his first HO layout and is having troubles with couplers uncoupling:

“I am building my first layout. I have used the Bachmann magnetic uncouplers on my spurs and I’m using standard Atlas 83 track. I cut out the cork roadbed and installed the uncoupler magnets directly under the cross-ties. When I back a locomotive and freight car over the magnet, sometimes they uncouple, most of the time they don’t. I can’t seem to find any help on this and would appreciate ideas anyone has.”

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2 Responses to Magnetic Couplers Uncouple?

  • Herb Sr says:

    Dick, if you magnets are set to the right depth,try backing your units to the magnet and quickly reverse your direction on the loco, this works fine on my layout. Sometimes I use my uncoupling stick to shake the car on the magnet if I can reach it. On my DCC layout you can very quickly reverse the direction of the loco,and the uncoupling will work……Herb Sr

  • Anonymous says:

    Here’s a possible cause for your trouble. The coupler height is wrong, too high from track.
    also the trip wire under the coupler that detects the magnet is at the wrong height.
    I recommend you purchase the correct tool (coupler height gauge) for you brand of couplers.
    your hobby store should have it for a modest price.
    this will greatly improve operation & make your enjoyment of operations soar.

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