What was found
AT BEGINNING OF DESCENT, RECEIVED ECAM GREEN HYD LOW LEVEL. INDICATION WAS ON THE RED. AFTER MANUALLY LOWERING MLG, GREEN QTY RETURNED TO NORMAL. EMERGENCY DECLARED. AMM 12-12-29-00, AMM 29-10-00-03, AMM: 27-00-00-05, AMM 12-14-29-00, AND JRH CH5. IN FLIGHT, FLUID FLUCTUATION BELIEVED CAUSED BY TRAPPED AIR FROM RECENT GREEN SYS REPAIRS. DEPRESSURIZED GREEN SYS & RESEVOIR. SERVICED GREEN SYS ACCUMULATOR TO FULL, & VERIFED BLADDER NOT RUPTURED. SERVICED GREEN SYS RESEVOIR WITH NITROGEN & HYD FLUID. PERFORMED HYD BLEEDING. RAN ENGINES & OPS ALL FLT CNTLS & MLG DOORS FOR 15 MINS. FLUID QTY STABILIZED. PRESSURIZED MLG ON GROUND. NO QTY FLUCUTATIONS, LO PRESS OR AIR LIGHTS DURING PROCEDURE. OK FOR SERVICE