. ( ( ., TM 5-5420-226-20-1 SvmDtom-5 DETAILED TROUBLESHOOTING PROCEDURE +’ VEHICLE.    OPERATION -  POWERPLANT, STARTING (Continued) Check rear    accessory harness (CKT    76)   at   left    fuel pump    connector for   electrical power. Second Technician (Operator’s Station) l   Set   MASTER BATTERY switch OFF. First Technician (Commander’s Station) l First l l l Install front accessory harness connector to   bulkhead disconnect (page 10-270). Technician (Outside Vehicle) Have powerplan( removed (page 5-2). Disconnect rear   accessory harness connector (CKT 76) from    capacitor connector and    housing assembly at   left fuel   tank fuel    pump. Connect red  probe   of  meter    to  CKT    76  of  rear   accessory harness conriector and    black probe to   ground. Second Technician (Operator’s Station) l   Set   MASTER BATTERY switch ON. First Technician (Engine Compartment) l   Check   if  meter   indicates 18  to   30   volts    dc. Does    meter indicate 18  to   30   volts    dc? ‘o l l l l Inspect rear    accessory harness for   bent/broken connector contacts or   loose CKT   .76  wire    at   rear    of connectors. Repair    connectors if  defective (page 10-298). If   connectors are   not defective, notify support maintenance of   a  defective rear    accessory harness. Connect rear    accessory harness connector to   left   fuel pump. Install   powerplant (page 5-14). e oNO I \ ~ o 0 0- n n⁺ 0 TO  VEHICLE GROUND I LEFT    FUEL TANK ‘\^.. \ \ .. \ \ /~? ~..,, CAPACITOR AND- - HOUSING ASSEMBLY ‘-’ .  ‘“ \ 7 LEFT   FUEL   TANK FUEL    PUMP ACCESS COVER \ LEFT    FUEL   TANK (ENGINE REMOVED) ~ CKT I I . TA106866 4-177