TASK 72-41-12-200-003 HPC Stage 9 - 12 Drum Disk And Vortex Reducer Ring Remaining Parts - Examine, Inspection-003

DMC:V2500-A0-72-41-1203-00A-300A-C|Issue No:001.00|Issue Date:2013-11-01

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 72-41-12-200-003 HPC Stage 9 - 12 Drum Disk And Vortex Reducer Ring Remaining Parts - Examine, Inspection-003

Effectivity

FIG/ITEM

PART NO.

01-604

UP10894

01-608

BLT5368

01-610

6A3795

General

This TASK gives the procedure for the inspection of the vortex reducing ring remaining parts.

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

The policy that is necessary for inspection is given in the SPM TASK 70-20-01-200-501

All the parts must be cleaned before any part is examined.

All the parts must be visually examined for damage, corrosion and wear. Any defects that are not identified in the procedure must be referred to IAE.

Do not discard any part until you are sure there are no repairs available. Refer to the instructions in Repair before a discarded part is used again or oversize parts are installed.

Parts which should be discarded can be held although no repair is available.

The repair of a discarded part can be shown to be necessary at a subsequent date.

All the parts must be examined to make sure that all the repairs have been completed satisfactorily.

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

Record and Control of the Lives of Parts, SPM TASK 70-05-00-220-501

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.

Chemical Processes

Surface Protection

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-41-12-220-055 Examine the Anti-Score Plates (01-604)

      1. Mating faces.

        1. Galled or scored

        1. Reject

      2. Holes.

        1. Elongated or burred

        1. Reject

    2. SUBTASK 72-41-12-230-052 Examine the Bolts (01-608) for Cracks

    1. Clean the parts. Refer to TASK 72-41-12-100-000.

      2. Do the test for cracks on the parts that are given below.

        PART IDENT

        TASK/OP

        Bolts

        1. Cracked

        1. Reject

    3. SUBTASK 72-42-12-220-056 Examine the Bolts (01-608)

      1. Threads.

        1. Crossed, picked up or stripped

        1. Reject

      2. Dee-head corners.

        1. Worn

        1. Reject

      3. Shank.

        1. Scratched, galled or nicked

        1. Reject

    4. SUBTASK 72-41-12-220-057 Examine the Anti-Fret Plates (01-610)

      1. Mating faces.

        1. Galled or scored

        1. Reject

      2. Holes.

        1. Elongated or burred

        1. Reject

Requirements After Job Completion

Follow-On Conditions

NONE