Section V. TROUBLESHOOTING - TM-9-6115-660-13P

Table 4-1. Unit Preventive Maintenance Checks and Services - TM-9-6115-660-13P_104

Figure 4-5. ON lndicator Lamp Serviceable But Fails To Light With Generator Set Running

TM-9-6115-660-13P Power Plant Diesel Engine Driven 1-Ton Trailer Mounted (With Racks) 3Kw 60 Hz AN/MJQ-42 Manual
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TM 9-6115-660-13&P Section V. TROUBLESHOOTING 4-9 GENERAL. Paragraph 4-9.3 covers troubleshooting procedures for components unique to the power plant/power unit. Refer to the applicable generator set or trailer technical manual, as listed below, for generator and trailer troubleshooting procedures. 4-9.1 Generator Set Troubleshooting. Refer to TM 9-6115-642-24 and TM 9-2815-253-24. 4-9.2 Trailer Troubleshooting. Refer to TM 9-2330-202-14&P for Power Units PU-798 and PU-799, TM 9-2330-392- 14&P for Power Units PU-798A and PU-799A, and TM 9-2330-213-14&P for Power Plants AN/MJQ-37 and AN/MJQ-38. 4-9.3 Power Plant Troubleshooting. The following symptom index contains troubleshooting information for locating and correcting operating troubles that may develop in components unique to the power plant end item. The symptom index lists malfunctions associated with switch box operation. Each malfunction listing includes a reference to the applicable figure that contains a chart. The chart will help you determine probable causes and corrective actions to take. The symptom index cannot list all malfunctions that may occur, nor all tests or inspections and corrective actions. If a malfunction is not listed or cannot be corrected by listed corrective actions, notify next higher level of maintenance. SYMPTOM INDEX Troubleshooting Procedure (Figure) ON INDICATOR LAMP SERVICEABLE BUT FAILS TO LIGHT WITH GENERATOR SET RUNNING ............................................................................................... 4-5 ON-LINE INDICATOR LAMP SERVICEABLE BUT FAILS TO LIGHT WHEN ON/OFF SWITCH IS PLACED IN ON POSITION ............................................................................ 4-6 SYNCHRONIZING INDICATOR LAMPS FAIL TO LIGHT WHEN TRANSFER SWITCH IS OPERATED.................................................................................. 4-7 NO POWER TO LOAD WITH ON-LINE INDICATOR LAMP ON ........................................................... 4-8 ALL INDICATOR LAMPS WORKING PROPERLY BUT LOAD WILL NOT TRANSFER ....................... 4-9 Change 2 4-13

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