As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, LANDING GEAR SELECTED UP, RECEIVED GEAR DISAGREE WARNING MLG. FOUND NR3 HYD SERVICED AT 30 PERCENT. SERVICED NR3 HYD IAW AMM. REMOVED ICE OFF RT & LTH MLG PROX SENSORS AS REQUIRED. PERFORMED OPS CHECK OF LANDING GEAR EXTENSION AND RETRACTION SYS IAW AMM 32-30. OPS CHECK GOOD AT THIS TIME.