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First visit this page: http://www.alwaysbetterservice.com/gaswh.pdf
This should explain a lot of what is going on with your water heater.
Hope this helps, please reply with any other questions about this.
I have already tried all of this with no success. could the thermocouple be bad this water heater is just over a year old.
It is very possible the thermocouple is bad. It may still be under warranty.