What was found
NR 1 ENGINE WOULD NOT START DURING PUSH-BACK WITH IGN RIGHT SELECTED FUEL FLOW BUT NO LIGHT OFF. NR 2 ENGINE STARTED NORMALLY. GROUNDED - YES. PERFORMED FIM 74-21 TASK 801 OF THE IGNITION R FAILED. PERFORMED IGNITION SYSTEM AUDIBLE TEST OF THE NR 1 ENGINE PER AMM 74-00-00. LEFT AND RIGHT IGNITER TEST PASSED, NO FAULTS FOUND. REMOVED RIGHT IGNITER PLUGS AND EXAMINED RIGHT PLUGS PER AMM 74-21-01. NO DEFECTS FOUND. EXAMINED RIGHT IGNITION LEAD AND POLISHED IGNITER PLUG CONTACTS PER AMM 74-21-01. NO DEFECTS FOUND. AS PER CAUTION INSTALLED NEW RIGHT IGNITER PLUG PER AMM 74-21-02, NEW RIGHT IGNITER PLUG LEAD PER AMM 49-41-52, AND NEW RIGHT IGNITION EXCITER PER AMM 74-11-01 . CONDUCTED ANOTHER IGNITION SYSTEM AUDIBLE TEST OF NR 1 ENGINE PER AMM 74-00-00. LEFT AND RIGHT IGNITER TEST PASSED, NO FAULT FOUND. RAN NR 1 ENGINE TO TEST RIGHT IGNITER PER AMM 74-00-00. ENGINE STARTS AS NORMAL.