What was found
LG AIR/GND FAIL INDICATION ON TAKEOFF IMMEDIATELY AFTER LIFT OFF. DUPLICATED FAULT ON JACKS, FOUND NLG PROX TARGET LEVER LOOSE ON PISTON TUBE, C/W NLG WOW LEVER ADJUSTMENT, OPC GOOD IAW AMM 32-63-05. INSTALLED UPPER TORQUE LINK, OPC GOOD IAW AMM 32-20-10. INSTALLED UPPER TORQUE LINK, OPC GOOD IAW AMM 32-20-10.