As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT MLG LANDING GEAR DID NOT RETRACT, AMBER GEAR DISAGREE CAS AFTER TAKEOFF DURING GEAR RETRACTION. REPLACED RT MLG UP LOCK SWITCH WITH A NEW UNIT IAW AMM CH 32-60-05 OPS CHECK GOOD. REPLACED RT MLG UP LOCK SWITCH WITH A NEW UNIT IAW AMM CH 32-60-05 OPS CHECK GOOD.