What was found
AT FL 350 CABIN PRESSURE STARTED CLIMBING AT 2,000 FT PER MIN AND CABIN REACHED 12,000 FT, NO CONTROL AUTO OR MANUAL. DESCENDED TO 10,000 FT CABIN CAME DOWN TO 9000 FT. ALL CABIN MASK DEPLOYED. FOUND LT WATER SEPARATOR DUCT OFF AND RT TURBINE INLET ON ACM CLAMP LOOSE. RESECURED BOTH ITEMS AND SYSTEM OPS CHECKED GOOD PER MM 21-00. STOWED ALL CABIN O2 MASKS PER MM 35-00.