What was found
(CAN) HOSE LOCATED AT LEFT HAND STALL VANE LEADING EDGE (3RD INBOARD FROM WING TIP) TO BE LEAKING AND WAS REPLACED. HOWEVER, A 2ND LEAK WAS IDENTIFIED AT SLEEVE COUPLING ON INBOARD CONNECTION OF THE L/H, INBOARD DISTRIBUTOR VALVE. THE SLEEVE WAS REMOVED AND THE ALUMINUM PIPE UNDERNEATH WAS BADLY DISTORTED. THIS PIPE WAS REPLACED REFERENCE P/N 83010023-001 AND IPC 30-10-00, FIGURE 10, ITEM 200. SUBSEQUENT LEAK CHECKS AND FUNCTION CHECKS SERVICEABLE.