As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT MAIN LANDING GEAR WOULD NOT RETRACT AFTER DEPARTURE. RECYCLED GEAR PER QRH. SUSPECT ICE. RETURNED TO SLC. REPLACED RIGHT MLG PROXIMITY SENSOR AND HARNESS WITH NEW UNIT IAW AMM 32-01-01. OPS CHECK GOOD. P/N: ZS-00417-02, T0Q-120-20505-1