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DCC equipped locos on dc

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  • Member since
    December 2004
  • From: Louisville
  • 588 posts
DCC equipped locos on dc
Posted by dbduck on Monday, February 13, 2017 2:21 PM

Will most off the shelf DCC equipped locos run on dc? Also what about Digitrax decoders that would be installed into current DC locos

I am currently running DC but planning on switching to DCC in the future. I have a few Locos with DCC factory installed, i just want to know if it would be safe to run them currently on DC

Most are Atlas & Older Bachmann

  • Member since
    May 2010
  • From: SE. WI.
  • 8,253 posts
Posted by mbinsewi on Monday, February 13, 2017 4:00 PM

If you go to the Digitrax web site, there is decoder selector feature that matches decoders to your locos.

The Atlas (assuming your talking HO scale) I have with factory DCC, came shipped in DC mode.  You have to reposition a jumper board to go to DCC mode.  You can usually access this by removing the brake housing,  on the top of the loco, so you don't have to remove the whole body shell.  If you have the instructions that came with, it explains it all.

Bachmann, not sure what you have.  If it's a blue box, with the clear window, and says DCC Equiped, it's ready for DCC right out of the box.  Not sure if there is a jumper arrangment on these, that can be set to DC.

Not much help with the loco part, unless your more specific on just what you have,  but you'll get lots of good info from other members

Mike.

  • Member since
    October 2006
  • From: Western, MA
  • 8,571 posts
Posted by richg1998 on Monday, February 13, 2017 4:30 PM

For the past maybe ten years, decoders have been dual mode.

I do know SoundTraxx decoders that many and I installed had to be set to run on DC.

Locos today with DCC on board will run out of the box on DC.

Bachmann with on board non sound and with SoundTraxx run on DC out of the box. I have a couple with on board SoundTraxx.

Be aware, the decoder will require at least five volts just wake up the microprocessor and maybe a couple more volts to begin to move the loco. Nature of the beast.

I know SoundTraxx at their site says 7.5 volts.

Do not use pulse power if your controller has the option. It can confuse the decoder.

A few of the Bachmann steamers come with a DC adapter for the eight pin socket. I have some.

A couple small Bachmann come with two metal clips and you solder the seven wires from a decoder.

Today, some brands come with six pin, eight pin, nine pin and 21 pin connections. Many diesles are what you call hardwired. They have a light board decoder with all wires attached to the decoder, soldered or wires held in place by plastic clips.

Rich

If you ever fall over in public, pick yourself up and say “sorry it’s been a while since I inhabited a body.” And just walk away.

  • Member since
    October 2006
  • From: Western, MA
  • 8,571 posts
Posted by richg1998 on Monday, February 13, 2017 4:35 PM

Make sure you do a current reading for the locos at 12 vdc. Hold the motor shaft.

All the decoder companies state the max amps.

Rich

If you ever fall over in public, pick yourself up and say “sorry it’s been a while since I inhabited a body.” And just walk away.

  • Member since
    January 2015
  • From: Southern California
  • 1,682 posts
Posted by Lone Wolf and Santa Fe on Monday, February 13, 2017 4:59 PM

As far as I know all locomotives are DC and are designed to run on DC out of the box. On the Bachmann locomotive I have you must install a jumper which is included with the locomotive if you wish to use it with DCC. Many others require that you install a decoder yourself.

Modeling a fictional version of California set in the 1990s Lone Wolf and Santa Fe Railroad
  • Member since
    January 2008
  • From: Big Blackfoot River
  • 2,788 posts
Posted by Geared Steam on Monday, February 13, 2017 9:44 PM

DCC ready Bachmann locos come with the jumper in place out of the box, no need  to install it.

"The true sign of intelligence is not knowledge but imagination."-Albert Einstein

http://gearedsteam.blogspot.com/

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