149 a:4:{s:8:"template";a:1:{s:27:"Work Instruction-print.html";b:1;}s:9:"timestamp";i:1363587832;s:7:"expires";i:1363591432;s:13:"cache_serials";a:0:{}}WI Q007 - Instructions For Spark Testing


Created Modified Rev. Changed by Change
08/09/05 08/12/05 1 Mathias Document System Change



 
1Make sure tube sheet or flange is free of any loose metal chips
2Check unit to ground terminal. It should sound alarm and spark at approximately .200" to .250" gap
3Adjust the power level and the sensitivity until #2 is satisfied
4Insert probe in a continuous motion into each hole. Any spark or alarm indicates a failure. The Plant Manager or the Quality Assurance Manager should be notified immediately.
5Record the test results on the special SQC sheet in the work order.
6Forward Unit to next area of production.
Caution Do not let the probe contact any part of your body. Do not touch any metal surface that may come in contact with the probe.