As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR WOULD NOT RETRACT. LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED THE AIRCRAFT FROM SERVICE. FOUND THE NOSE LANDING GEAR FLAT, ACCOMPLISHED A LANDING GEAR SHOCK ABSORBER SEAL REPLACEMENT AND REPLENISHMENT IAW J/C 26L71032001. LEAK AND OPS CHECKED GOOD. THE AIRCRAFT WAS GROUNDED.