TASK 72-32-83-300-021 LPC Rear Case - Blend Repair, Repair-021 (VRS1588)

DMC:V2500-A0-72-32-8340-01A-649A-C|Issue No:004.00|Issue Date:2020-08-01

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 72-32-83-300-021 LPC Rear Case - Blend Repair, Repair-021 (VRS1588)

Effectivity

FIG/ITEM PART NO.

02-900

5W2196

Material of component

DESCRIPTION SYMBOL MATERIAL

LPC rear case assembly

2.3Cu-1.6Mg-1.1Fe-1.0Ni-0.18Si-

0.07Ti Aluminum

General

Price and availability - none.

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

For the method to clean the parts, refer to TASK 72-32-83-100-000.

NOTE

  1. Other consumable materials are given in the SPM.

  2. To identify the consumable materials refer to the PCI.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-32-83-350-061 Blend the Damaged Surface of the LPC Rear Case Assembly (02-900)

    1. Refer to Figure, Figure and Figure.

      2. Blend the damaged surface.

        1. Refer to the SPM TASK 70-35-03-300-501.

        1. Deleted.

        2. The width of the repaired area is to be minimum 30 times the depth.

        3. Blend limit per Figure.

        4. If abradable seal is removed with parent material for smooth blending, blend the abradable seal in accordance with Figure.

        5. If the damage can not be removed in accordance with the blend limit, Figure reject the LPC rear case assembly.

    2. SUBTASK 72-32-83-220-243 Examine the LPC Rear Case Assembly (02-900)

      1. Visually examine the repaired area.

      1. Visually examine the damaged surface. Use a 10x magnifying glass.

        Refer to TASK 72-32-83-200-000 (INSPECTION/CHECK-000).

    3. SUBTASK 72-32-83-230-106 Examine the LPC Rear Case Assembly (02-900) for Cracks

      1. Fluorescent penetrant examine the repaired area.

        1. Refer to the SPM TASK 70-23-05-230-501.

        1. Deleted.

        2. No crack are permitted.

    4. SUBTASK 72-32-83-380-055 Surface Treat the Blended Surface of the LPC Rear Case Assembly (02-900)

      1. Degrease the blended surface with a cloth.

        1. Refer to the SPM TASK 70-11-26-300-503.

        1. Deleted.

      2. Do a chemical touch up to the blended surface by a brush.

        1. Refer to the SPM TASK 70-38-02-300-503.

        1. Deleted.

    5. Figure: Repair Details and Dimensions

    Repair Details and Dimensions

    Figure: Repair Details and Dimensions

    Sheet 2

    Legend
    Repair Details and Dimensions

    Sheet 2

    Close

    Figure: Repair Details and Dimensions

    Sheet 3

    Legend
    Repair Details and Dimensions

    Sheet 3

    Close

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Deleted consumables, procedural steps and revised figure. (92VJ886F)