my gas dryer tips the gfi plug(needed because its 6ft from a sink) it used to run 1hr ot 10-15min before tripping today it wont go i set the timer and push the center to start it and the gfi goes. is the motor bad? is a 10yr old dryer worth 100$motor? could my 20a breaker be weak? the washer is on the same plug been that way from day one. im going to try to plug into a different circut got ant ideas?