As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DTW - FLT 3480 - TO SELECT GEAR UP, CREW HAD TO UDE THE GEAR OVERRIDE LEVER. AC HAD POSITIVE RATE OF CLIMB AND TRIED TO SELECT THE GEAR BETWEEN 5-10 SECONDS ONCE AIRBORN. MAINTENANCE REPLACED LANDING GEAR UNDERCARRIAGE SELECTOR SWITCH IAW AVRO AMM 32-30-14. ALL CHECKS GOOD. (M)