What was found
1 HYDRAULIC PUMP: IN FLIGHT WE GOT A RUMBLING FEELING FOR ABOUT 5 MIN. THE. GOT A HYD PRESS LOW L AMBER CAS MESSAGE. WHEN WE PUT THE LANDING GEAR DOWN WE GOT THE HYD VOLUME LOW AMBER CAS MESSAGE. FOUND LH HYDRO PUMP FAILED, REMOVED LH AND RH HYDRO PUMPS IA W CE680A 29-10-05 SEE DISCREPANCY 12 AND 13 FOR R&R PERFORMED FLUSH AND BLEEDING OF HYDRO SYSTEM IAW CE680A AMM 12-10-30 PERFORMED OPS AND LEAK. CHECK IAW CE680A AMM 29-10-00 OPS CHECK AND LEAK CHECK GOOD