What was found
AIRCRAFT WAS GROUNDED. CATAIN REPORTED ON FINAL APPROACH AT 170 KNOTS, LANDING GEAR SELECTED DOWN, ALL 3 GEAR INDICATION LIGHTS REMAINED RED WITH GEAR HANDLE DOWN. GEAR FAILED TO COME DOWN. SYSTEMS PAGE FOR WHEEL SHOWED ALL TRIANGLES RED, CYCLED GEAR, SECOND ATTEMPT GEAR DEPLOYED NORMALLY. *** SUPPLEMENTAL REPORT TO UPDATE SECTIONS 4 AND 5. MAINTENANCE ACCOMPLISHED REMOVAL AND INSTALLATION OF RIGHT LANDING GEAR SAFETY VALVE, 32-30-00-867-001-A AND 32-30-00-867-002-A. TASK 07-11-00581-001A, 32-31-17-400-001A, 32-31-17-000 AND SATISFACTORY OPERATIONAL CHECK. *** (CLOSED)