Go to http://www.tpub.com/content/neets/14186/css/14186_93.htm Or search on "NEETS and Microelectronics" (The navy has closed the = access to their sites but there are many others that have the same manual.)=20 You want Volume 14 chapter 3, near the middle. This shows the mill-spec approved repair method along with acceptable fixes.=20 Rich, KE0X ETC(SS) USN Ret.