As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HYDRAULIC 3B RUNS CONTINUOUSLY EVEN WITH SWITCH IN OFF POSITION AND CIRCUIT BREAKER PULLED HYDRAULIC QUANTITY DURING FLT WAS 95 PERCENT. REMOVED AND REPLACED PRESSURE MANIFOLD ASSEMBLY FOR ACMP HYD SYSTEM NR 3 A/B IAW AMM 29-12-05. (M)