TM 55-1520-240-PM PHASE NO. _____ Area Name and No. Aircraft Serial No. Date NO. 1 ENGINE AREA #4 Inspect Phase No’s Inspection Requirements Status Faults and/or Remarks Action Taken Initial ALL/C 4.3 Remove engine drive shaft and adapters. Clean, inspect, lubricate, and reinstall. All engine drive shaft lugs and adapter lugs, require 4X power magnifying glass inspection for cracks. If crack is suspected, nondestructive inspection (NDI) verification is required. Access 41, 59, 60 ALL 4.4 Engine and engine transmission lubrication hoses and fittings for leaks, chafing, damage, and proper support. Wire bundles and connectors for security, damage, chafing, and proper support. Access 41, 59, 60 ALL/C 4.5 Engine inlet housing and ducts for cleanliness, foreign object damage, and debris. Visible areas of compressor blades and stators for damage and foreign materials.  Inlet housing struts and mount pads for cracks. On helicopters (Without  74 ), refer to TM 55-2840-254-23. On helicopters (With  74 ), refer to TM 1-2840-265-23. "FOD REMINDER" Check work area for tools and parts after completion of maintenance and inspection. 2-20