TM 55-1520-240-PM PHASE NO. _____ Area Name and No. Aircraft Serial No. Date AFT ROTOR AND PYLON, AREA #6 Inspect Phase No’s Inspection Requirements Status Faults and/or Remarks Action Taken Initial ALL/C 6.28 Hydraulic reservoirs, coolers, and mount structure for cracks, buckling, and corrosion. Air ducts for security, cracks, and dents. Access 7, 51 ALL 6.29 Hydraulic lines in pylon hydraulic compartment for leaks, chafing, and proper support. Access 7, 51 ALL/C 6.30 Combining transmission housing, mount lugs, and mount hardware for loose or missing hardware, cracks, damage, and corrosion.  Adjacent structure for buckling, damage, cracks, and loose or missing hardware. Access 40, 42 ALL/C 6.31 Combining and engine transmission cooling fan exhaust duct for security, damage, and obstruction. ALL/C 6.32 Combining and engine transmission oil coolers for leaks, clogged or damaged core, and foreign objects. Cooler housing for cracks and corrosion. Transfer tubes for damage. Oil pressure switches/transducer for condition. "FOD REMINDER" Check work area for tools and parts after completion of maintenance and inspection. 2-41