introduction to trouBleShootinGThe first step in troubleshooting is to correctly identify the problem. Once that is done, the cause of the an befound by performing the tests in the appropriate flow chart.Test numbers assigned in the flow charts are identical to test numbers in Section 3.4, “Diagnostic Tests.” Section3.4 provides detailed instructions for performance of each test.BADBADREPAIR OR REPLACE AS NEEDEDREPLACEGOODGOODGOODFIND CAUSE OF NO AC OUTPUT TOTRANSFER SWITCH FROM GENERATORTEST 26 – CHECKVOLTAGE ATTERMINAL LUGSE1 & E2TEST 27 – CHECKMANUAL TRANSFERSWITCH OPERATIONTEST 28 – CHECK #23AND #15B WIRINGCONNECTIONSBAD REPAIR AS NEEDEDTEST 30 – CHECKSTANDBY CONTROLCIRCUITTEST 29 – TESTTRANSFERRELAYBADBADGOODREPAIR OR REPLACE MECHANISMProblem 7 – In Automatic Mode, No Transfer to StandbyPage 70Part 3 TRANSFER SWITCHsEctioN 3.3trouBlEsHootiNG floW cHarts0G9266revA.indd 70 10/15/2008 11:27:29 AM
