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Congress enacted the Consumer Product Safety Improvement Act of 2008 and we must now note that these ARE NOT TOYS, AND ARE NOT INTENDED FOR USE BY CHILDREN UNDER AGE OF 14. These products are Model Railroad Equipment and Accessories intended for use by adults. |
Train Control Systems |
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• Contact Train Control Systems:
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• Train Control Systems WARRANTY PROCEDURE:
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Z2 Decoder |
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Z2 Decoder Installation (AZL GP7 Locomotive) |
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AZL GP7 Locomotive |
Here is what your installation will look like in the end, but please follow all of the steps below to avoid potentially burning out the decoder. |
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First remove the shell. |
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Next slip out the lighting board. |
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The following steps are necessary to prevent a possible short circuit which would damage the decoder. In this locomotive there is an extra pad on the supplied AZL lighting board. The motor tab will short the motor drive to the track power and burn out the decoder if this pad is left in place. Please follow the next few steps very carefully to prevent losing your decoder to this.
Please locate the pad (highlighted here) on the underside of the lighting board and remove it with a hobby knife or Dremel tool as demonstrated below. |
The pad circled in red needs to be removed. It can be scraped off with a hobby knife as shown here, or ground off with a Dremel tool. |
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Now the pad is removed and it cannot short out the decoder. NOTE: While there will still be a spot in the center from the via as long as it is flush, or slightly below the surface of the board you should be safe from shorts. Removing this pad is crucial to prevent your decoder from shorting the motor tab to the track power. |
Now solder the wires to the board (as shown right). Fit the decoder snuggly under the long lead LED. NOTE: When soldering, do not put the wires through the holes in the board because they can short against the frame. Just solder them to the pads and you will be good to go. The following solder method is recommended: First tin each pad on the board, next cut the wires to an adequate length, now strip 1/64" of insulation off each wire, next tin each wire (carefully so as not to shrink back the insulation), and finally solder each tinned wire to the pad shown above. |
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While you have the board out please check for metal flashing (as shown highlighted in red) that can short against the motor tabs. While this is not in every locomotive, if it is there it must be removed to prevent the motor from shorting to the frame and consequently damaging the decoder. If it is there you will need to split the frame and remove the flashing with a small file. |
Finally, slide the lighting board back in while keeping the Z2 decoder underneath the LED. |
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As you can see (photo left) the Z2 decoder fits well inside the AZL Z scale locomotive, making it a true Z-Scale decoder. |
Z2 Decoder |
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