ARMY TM 9-6115-639-13 AIR FORCE TO 35C2-3-386-51 MARINE CORPS TM 10155A-13/1 Table 3-3.  Operator Level Troubleshooting (continued) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 7. LOW OIL PRESSURE INDICATOR ILLUMINATES DURING OPERATION a.    Check engine oil level. Service as required (para. 3-1).  Press FAULT RESET pushbutton to reset fault indicator module. b.    Refer trouble to unit level maintenance. 8. NO FUEL INDICATOR ILLUMINATES a.    Check fuel tank level (refer to para. 3-7). Service fuel tank as required.  Press FAULT RESET pushbutton to reset fault indicator   module.   b.    If operating on AUX FUEL, check that AUX FUEL switch is in ON position. Place switch in ON position.  Press FAULT RESET pushbutton to reset fault indicator module. c.    Refer trouble to unit level maintenance. 9. GENERATOR SET CAUSES RADIO INTERFERENCE a.    Check that load terminals and cables are connected tightly. Tighten connections using load wrench supplied. b.    Check that ground wire is connected tightly. Tighten connection using load wrench supplied. c.    Check that ground rod is properly installed and operational. Replace ground rod. d.    Refer trouble to unit maintenance level. 3-7        Change 1