As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI, NR 1 HYD RUDDER ISO CAUTION LIGHT AND ROLL SPOILER INBD CAUTION LIGHT ILLUMINATED. NR1 HYD QUANTITY DROPPED TO .6 QUARTS. REMOVED AND REPLACED INBD SPOILER ACTUATOR, REF 8 27-14-05. RECONNECTED HYD LINES AND OPS CHECKED GOOD.