As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HYD SYS 1 FAIL AFTER LDG ON TAXI BACK TO GATE. SYS PRESSURE ZERO. NOTED BURNING ODOR AFTER. REMOVED AND REPLACED RH GROUND SPOILER ACTUATOR IAW 27-62-01. OPS CHECK GOOD AND NO LEAKS NOTED. PERFORMED ENGINES RUNS IAW 72-00-00 RR MM AND OPERATED HYDRAULIC PUMPS FOR SEVERAL MINUTES IAW AMM 29-10-00. NO ABNORMAL ODOR NOTICED.