As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING GEAR RETRACTION UNLOCK LIGHT FLICKERED AS NOSE GEAR THUMPED IN WHEEL WELL 4 TIMES. PERFORMED FUNCTIONAL CHECK ON SYSTEM AND COULD NOT REPRODUCE GEAR THUMP. RE-PACKED UPPER AND LOWER NOSE STRUT. REF O/A 1.9 REPLACED NOSE LEFT AND RIGHT GEAR UPLOCK SWITCHES. REF O/H'S 1.12, 1.13 AND 1.14. PERFORMED GEAR BUMP PROCEDURE IAW C750 MM 32-30-00. SYSTEM OPS CHECKS GOOD.