As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) LANDING GEAR MANUAL RELEASE HANDLE ASSY STUCK IN THE "PULLED" POSITION DURING A LANDING ALTERNATE GEAR EXTENSION CHECK. THE ACFT WAS IN THE HANGAR FOR A HEAVY MX INSP. THE HANDLE ASSY (PN 2605890-001) WAS REPLACED. THE NEW HANDLE WAS ALSO FOUND STIFF BUT FUNCTIONAL. WE CONTACTED THE MFG OF THE HANDLE ASSY WITH THE INFOMATION TO INQUIRE IF THE HANDLE ASSY REQUIRED ANY SPECIAL LUBRICANT. INFORMED BY THEM THAT NO LUBRICANT IS TO BE USED.