Operator MUST install On Aircraft

Source Text

Within 30 days after the effective date of this AD or upon installation of an affected engine, whichever occurs later, remove one loop cushion clamp, part number ST1540-06, from the hydraulic fuel pressure fuel oil cooler fuel tube assembly (CP09 tube assembly) in accordance with the Accomplishment Instructions, For Engines Installed On Aircraft, paragraph C, or For Engines Not Installed On Aircraft, paragraph A, of Pratt & Whitney (PW) Alert Service Bulletin (ASB) PW1000G-C-73-00-0053-00A-9