TASK 72-41-13-200-010 Focused Inspection of HPC Shaft Assembly for Cracks

DMC:V2500-A1-72-41-1301-00A-300A-C|Issue No:001.00|Issue Date:2017-11-01

Export Control

EAR Export Classification: Not subject to the EAR per 15 C.F.R. Chapter 1, Part 734.3(b)(3), except for the following Service Bulletins which are currently published as EAR Export Classification 9E991: SBE70-0992, SBE72-0483, SBE72-0580, SBE72-0588, SBE72-0640, SBE73-0209, SBE80-0024 and SBE80-0025.

Copyright

© IAE International Aero Engines AG (2001, 2014 - 2021) The information contained in this document is the property of © IAE International Aero Engines AG and may not be copied or used for any purpose other than that for which it is supplied without the express written authority of © IAE International Aero Engines AG. (This does not preclude use by engine and aircraft operators for normal instructional, maintenance or overhaul purposes.).

Applicability

All

Common Information

TASK 72-41-13-200-010 Focused Inspection of HPC Shaft Assembly for Cracks

Effectivity

FIG/ITEM

PART NO.

01-900

2A1386

01-900

2A1967

01-900

2A1990

01-900

6A4151

01-900

6A7708

General

This TASK gives the procedure for the Focused Fluorescent Penetrant inspection of the HPC Shaft Assembly.

Fig./item numbers in parentheses in the procedure agree with those used in the IPC.

The policy that is necessary for inspection is given in the SPM TASK 70-20-00-200-501.

The practices and processes referred to in the procedure by the TASK numbers are in the SPM.

References

Refer to the SPM for data on these items:

Definitions of Damage, SPM TASK 70-02-02-350-501,

Surface Texture, SPM TASK 70-35-09-350-501,

Inspection of Parts, SPM TASK 70-20-01-200-501.

Some data on these items is contained in this TASK. For more data on these items refer to the SPM:

Method of Testing for Crack Indications,

Chemical Processes,

Surface Protection.

NOTE

Fig/item (01-900) 2A1386 is part of HPC rear shaft assembly (01-850) 6A3807

NOTE

Fig/Item (01-900) 2A1967 is part of HPC rear shaft assembly (01-850) 6A3974 and (01-900) 2A1990 is part of (01-850) 6A3997.

NOTE

HPC Rear Shaft and Heatshield Assembly (72-41-13 01-900) 6A4151 is part of HPC rear shaft assembly HPC Rear Shaft and Heatshield Assembly 6A4150

NOTE

HPC Rear Shaft and Heatshield Assembly (72-41-13 01-900) 6A7708 is part of HPC rear shaft assembly HPC Rear Shaft and Heatshield Assembly 6A7707

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

CAUTION

THE WORD FOCUS, SPECIFIED IN SUBTASK TITLES, INDICATES CRITICAL LOCATIONS ON COMPONENTS TO WHICH SPECIAL ATTENTION MUST BE GIVEN.

Procedure

    1. SUBTASK 72-41-13-230-098 Focused Inspection of the HPC Shaft Assembly for Cracks

    1. Refer to Figure, Figure.

      2. Focused Fluorescent Penetrant Inspect the locations below according to TASK 70-23-04-230-501

        1. Focused Inspection - Location Splines. Refer to location 1 in Figure.

          1. Cracked

          1. Reject

        2. Focused Inspection - Bolt Holes, Spigot Bore Radius and Mini-Disc Bore. Refer to location 8, 14 and 16 in Figure.

          1. Cracked

          1. Reject

        3. Inner heatshield locking nut thread. Refer to location 7 in Figure.

          1. Cracked

          1. Reject

    2. Figure: HPC Shaft Assembly Inspection Locations

    HPC Shaft Assembly Inspection Locations

    Figure: Focused Inspection - Bolt Holes, Spigot Bore Radius and Mini-Disc Bore

    Focused Inspection - Bolt Holes, Spigot Bore Radius and Mini-Disc Bore

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Created Task 72-41-13-200-010 for Subtask 72-41-13-230-098 per AD 2004-12-08 and (17VG145)