TASK 75-22-49-300-001 Bearing Compartment Cooling And Sealing Air Tubes - Blend Repair Surface Damage, Repair-001 (VRS1650)

DMC:V2500-A0-75-22-4900-00A-649A-C|Issue No:002.00|Issue Date:2019-08-01

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 75-22-49-300-001 Bearing Compartment Cooling And Sealing Air Tubes - Blend Repair Surface Damage, Repair-001 (VRS1650)

Effectivity

FIG./ITEM

PART NO.

05-100

5A8765

05-100

6A5311

05-500

5A8764

05-500

6A6010

06-100

5A9357

06-500

5A9090

07-100

5A9091

08-100

5A9039

08-500

5A8757

09-100

5A9041

09-500

5A9042

10-100

5A9038

11-100

5A9381

13-100

5A0174

15-100

6A2164

15-100

6A5386

15-500

6A2155

16-100

6A2157

16-100

6A5387

16-500

6A2156

16-500

6A5388

17-100

6A2159

Material of component

PART IDENT

SYMBOL

MATERIAL

Air tube assembly

Corrosion resistant steel

General

Price and availability.

Refer to IAE for any these items.

Tools.

Repair parts.

Repair of spares.

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

NOTE

To identify the consumable materials, refer to the Consumable Materials Index.

Related repairs

Air tube assembly - Replace the lug. Refer to Repair, VRS7001 TASK 70-35-24-300-501 (REPAIR-001).

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
Fluorescent penetrant inspection equipmentLOCALFluorescent Penetrant Inspection Equipment

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 05-020 WATERPROOF SILICON CARBIDELOCALCoMat 05-020
CoMat 05-021 WATERPROOF SILICON CARBIDE44197CoMat 05-021

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 75-22-49-350-051 Remove the Nicks, Galls, Scores and/or Pick-up from the Air Tube Assembly

    2. Refer to Figure and Figure.

      1. Make smooth and/or hand polish to remove the nicks, galls, scores and/or pick-up.

      2. Refer to SPM TASK 70-35-03-300-501.

      3. Use abrasive stone or CoMat 05-020 WATERPROOF SILICON CARBIDE abrasive paper and CoMat 05-021 WATERPROOF SILICON CARBIDE, and/or a fine file.

      4. Surface finish of the repaired area must be the same as the adjacent area.

    1. SUBTASK 75-22-49-220-074 Examine the Air Tube Assembly

      1. Visually examine the repaired area.

      2. Refer to TASK 75-22-49-200-101 (INSPECTION-001) and TASK 75-22-49-200-102 (INSPECTION-002).

      3. Visually examine the repaired area for nicks, galls, scores and/or pick-up using 10X magnifying glass.

    1. SUBTASK 75-22-49-230-054 Examine the Air Tube Assembly for Cracks

      1. Fluorescent penetrant examine the repaired area.

      2. Refer to SPM TASK 70-23-05-230-501.

      3. Make sure there are no cracks in the repaired area.

  1. Figure: Repair Details and Dimensions

    Repair Details and Dimensions

    Repair Details and Dimensions

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Revised note and SPM task reference. (19VC194)

Manufacturer Code:44197
Enterprise Name:SAINT-GOBAIN INDUSTRIAL CERAMICS INC.
BU Name:SAINT-GOBAIN ABRASIVES, INC
Street:ONE NEW BOND STREET
P.O. Box:PO BOX 15008
City:WORCESTER
State:MA
Zip Code:01615-0008
Country:USA
Phone Number:1-508-795-5000
Fax Number:1-508-795-2828
Internet:www.saint-gobain-northamerica.com
Manufacturer Code:LOCAL
Enterprise Name:LOCALLY SUPPLIED
Manufacturer Code:1E1X8
Supply Number:CoMat 05-020
Type:sp01
Supply Short Name:CoMat 05-020 WATERPROOF SILICON CARBIDE
Supply Name:CoMat 05-020 WATERPROOF SILICON CARBIDE
Specification Groups:
Doc NumberType
OMAT: 5/33 (RR REF)WATERPROOF SILICON CARBIDE ABRASIVE PAPER, CAMI GRIT DESIGNATION 320 (ANSI B74.18)
JCR-027 (JAEC REF)
JCR-186 (JAEC REF)
Suppliers:
ManufacturerRemarks
1E1X8
LOCAL
K6835
Manufacturer Code:1E1X8
Supply Number:CoMat 05-021
Type:sp01
Supply Short Name:CoMat 05-021 WATERPROOF SILICON CARBIDE
Supply Name:CoMat 05-021 WATERPROOF SILICON CARBIDE
Specification Groups:
Doc NumberType
OMAT: 5/35 (RR REF)WATERPROOF SILICON CARBIDE ABRASIVE PAPER, CAMI GRIT DESIGNATION 240 (ANSI B74.18 )
JCR-188 (JAEC REF)
Suppliers:
ManufacturerRemarks
1E1X8
K6835
LOCAL
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