What was found
DURING INITIAL RETRACTION GEAR SHOWED IN TRANSIT, WOULD NOT LOCK UP. GEAR CYCLED, THEN RETRACTED NORMALLY. SEE PFR FOR NLG EXT PROX SENSOR 25GA TGT POS FAULT. FOUND NO CURRENT FAULT, FAULT "N L-G EXT PROX SNSR 25GA TGT POS" ON PFR. FOLLOWED TSM 32-3 1-00-810-842, CHECK INDUCTANCE, RESISTANCE, GAP, LGCIU BITE AND NLG FUNCTIONAL TEST REF 32-31-00-720-003 WITH NO DEFECTS NOTED. REPLACED SENSOR 25GA AS PRECAUTIONARY REF MM 32-31-73-401 100124 AFTER REPLACEMENT SWING NOSE GEAR AGAIN, SEVERAL TIMES WITH NO DEFECTS NOTED. RETURNED AIRCRAFT TO GROUND CONDITION.