Problem  

Some 2.4ghz JR X9303 transmiters have a wiring routing issue on the aileron stick gimble that allows the wires to rub against a heat sink.  This wears the wire insulation and in some cases has cut the wire

MFG. Link to Notice

http://www.jrradios.com/Articles/Article.aspx?ArticleID=1822

Additional Information

This is the issue that I sent the email to all members on.