Rolls Royce 1004227 사용자 설명서

B-7 

This overhaul workscope is conducted as schedule maintenance at approximately 50,000 
Operating Hours, providing the engine had a midlife inspection repair at 25,000 hours. 

•  Take pictures of engine on the inbound truck (i.e. tie down straps etc.) 
•  Inspect and report condition of engine transportation stand and bag. 
•  Open bag and photograph all four sides of the engine especially engine components or parts 

that are damaged or missing. 

•  Carry out full “booking in” inspection of the engine, checking that the rotating assemblies are 

free of rubs and stiffness. 

•  Any missing parts/components or other visual abnormalities should be immediately reported 

to the Customer. 

•  Remove the Nose Bullet, “A” Frame, Intake Extension Ring etc. and prepare the engine for a 

vertical lift. 

•  Carry out an airflow check of the 01, 03 and 05 module oil lines and record findings. 
•  Place the engine on the “pot” vertically for removal of all the 06 module components  

(i.e. all pipes, harnesses etc.) 

•  Bulk strip the engine into its five (5) modules. 

•  Detail strip the module – wash, NDT and inspect all components. 
•  Replace the I.P. Roller Bearing. 
•  Incorporate MOD 633 on IP front static seal. 
•  Inspect anti-icing manifold, check for damage, cracks or other defects.  Ensure MOD 961 is 

embodied. 

•  Inspect anti-icing sleeve for wear.  NOTE: Discuss with Customer deletion of Anti-Ice 

System (Mod 1051) where applicable. 

•  Inspect nose bullet for dents, cracks and other defects.  Incorporate IRBT1120. 
•  Inspect support frame assembly. Incorporate IRBT1120. 
•  Inspect actuating ring check for free movement. 
•  Inspect bearing, housing, repaint if necessary.