This is for when you need temporary 120v power at a dryer receptacle.  By following these instructions, you can build an adapter that is safe and NEC complaint using the NEC "No Equipment Ground" method.  Note that the GCFI or AFCI used should have a built-in current limit breaker on it for either 15 or 20 amps.

Materials needed: 3 prong dryer cord with plug - 10-30p range terminal block 2 - six inch black 10 awg wire 2 - six inch red 10 awg wire 4 - six inch white 10 awg wire 8 - 10 awg ring terminals crimpers electrical box cable clamp GCFI receptacles Cover plate



Steps:

1. Strip the ends of the 10 gauge wires just enough for the ring terminals.

2. Mount the ring terminals on one the end of the wires.

3. Mount the terminal strip on the back of the electrical box.

4. Mount the ring terminals on the terminal strip, noting to put the black and red on separate hots.

5. Knock out one of the knockouts in the box and attach the cable clamp

6. Attach the plug to the cable clamp.

7. Attach the cable clamp to the electrical box and the range terminal strip.

8. Attach the black wires to the brass "line" terminal of half of the GCFIs.

9. Attach the red wires to the brass "line" terminal of half of the GCFIs.

10. Attach the white wire to the silver "line" terminal of the GCFIs.

11. Screw the receptacle to the box.

12. Tighten both of the "load" screws and the ground screw.  There should be nothing attached to them.

13. Put on the cover plate. (not too tight as it might break.)

Note: You need to make sure this will be following current NEC safety rules and guidelines.



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