What was found
*EMERGENCY DECLARED* GREEN HYDRAULIC SYSTEMQUANTITY IS VERY LOW. OPENED PANEL 325BL ON LEFT SIDE OF VERT STAB. FOUND 1 OF 3 BOLTS R&R LH SERVOACTUATOR YAW DAMPER IAW AMM 27-26-51. OPS CHECK LEAK INSPECTED ACTUATOR PER GMM 09-10-05 .MARCHAND U098190 . SHEARD FROM THE UPPER PLATE THAT SECURES THE END FITTING OF THE CHECK GOOD. CLOSED PANEL 325BL. STILL REQUIRES CAT3 LAND TEST SERVOACTUATOR YAW DAMPER. LH SIDE. 3CC1. AND AFS TEST PER TASK 22-97-00-710-001A. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1936442 SN OFF 1732 IPC REFERENCE # 27-26-51-01 COMPLIED WITH AFS TEST IAW AMM 22-96-00-710-001-A. AFS TEST GOOD. AIRCRAFT RETAINS FULL CAT CAPABILITY IAW AMM 22-97-00-710-001-A.