As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR RETRACTED NORMALLY ON TAKEOFF, HOWEVER WHEN LANDING GEAR LEVER WAS PLACED IN THE 'OFF' POSITION, THE LANDING GEAR EXTENDED. SUBSEQUENT GEAR RETRACTION WAS NORMAL. JACKED AIRCRAFT AND PERFORMED MAIN LANDING GEAR OPERATIONAL TEST IAW MM 32-32-00. COULD NOT DUPLICATE PROBLEM. RETRACTED GEAR AND PLACED HANDLE IN THE 'OFF' POSITION WITH NO ABNORMALITIES FOUND. OPS CHECK GOOD. OK FOR SERVICE.