TM 1-1520-238-T-46–966–34.OIL PSI NOSE GRBX 2 INDICATOR – DOES NOT LIGHT WITH ELECTRICAL POWER 6–34APPLIED AND ALL POWER PLANTS OFFTools:NomenclaturePartNumberTool Kit, ElectricalSC518099CLA06Repairer’sMultimeter, DigitalAN/PSM-45Personnel Required:68FAircraft ElectricianReferences:TM 1-1520-238-T-6TM 1-1520-238-23Equipment Conditions:RefConditionTM 1-1520-238-23Access provisions – R200 access panel openWARNINGTurn off power before detaching orattaching wires and connectors. Highcurrent 28 VDC or 115 VAC is present.Failure to do so could result in death orserious injury.1. Check for open between P60–D and P60–E.Does open exist?YESReplace NGB 2 low oil pressureswitch (TM 1-1520-238-23).NOGo to step 2.2. Check for open between:J60–D and P18–45,J60–E and ground.Does open exist?YESRepair open wire.Go to paragraph 6–12.NORefer to TM 1-1520-238-T-6 totroubleshoot the pilotcaution/warning system.END OF TASK
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