As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ORD - FLT 864 - EN ROUTE MCI-ORD, LOST LEFT SIDE HYDRAULIC FLUID. LEFT SIDE LOW PRESSURE LIGHT ILLUMINATED. ACCOMPLISHED EMERGENCY PROCEDURES PER THE CHECKLIST. LANDED ORD WITHOUT FURTHER INCIDENT. RE-SECURED LEFT SIDE HYDRAULIC FILTER LINE B-NUT. SERVICED LEFT SIDE HYDRAULIC SYSTEM. PERFORMED LEAK CHECK PER THE MM. NO LEAKS NOTED. SYTEM GROUND CHECKED NORMAL OPERATION. (M)