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 DURING INITIAL CLIMB OUT. GEAR HANDLE WILL NOT MOVE FROM THE DOWN POSITION. JACKED ACFT. FOUND NOSE STRUT NOT FULLY EXTENDED. HANDLE WILL NOT MOVE FULLY EXTENED STRUT. HANDLE MOVE TO UP POSITION. FOUND NO PRESSURE IN LOWER CHAMBER OF NOSE STRUT. REPACKED NOSE STRUT & SERVICED. C/W GEAR SWING. DOWN JACKED ACFT IAW CMM 32-20-02.