TASK 72-41-15-300-034 HPC Rotor Blades - (Stages 7 And 8) Replace The Flame Deposition Material, Repair-034 (VRS6153)

DMC:V2500-A0-72-41-1500-00A-609A-C|Issue No:002.00|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 72-41-15-300-034 HPC Rotor Blades - (Stages 7 And 8) Replace The Flame Deposition Material, Repair-034 (VRS6153)

Effectivity

FIG/ITEM

PART NO.

02-270

6A3246

02-270

6A5588

02-270

6A4905

02-285

6A3247

02-285

6A5589

02-285

6A4906

02-300

6A3245C01

02-300

6A5584C01

02-300

6A4907C01

02-315

6A3245C01

02-315

6A5584C01

02-315

6A4907C01

02-317

6A3245C02

02-317

6A5584C02

02-317

6A4907C02

02-370

6A3249

02-370

6A5590

02-370

6A4908

02-385

6A3250

02-385

6A5591

02-385

6A4909

02-400

6A3248C01

02-400

6A5585C01

02-400

6A4910C01

02-415

6A3248C01

02-415

6A5585C01

02-415

6A4910C01

02-417

6A3248C02

02-417

6A5585C02

02-417

6A4910C02

Material of component

RR

DESCRIPTION

SYMBOL

MATERIAL

HP compressor stage 7 and 8

TDY

Titanium alloy

blades

General

This repair must only be done when the instruction to do so is given in 72-41-15 Inspection.

This repair is to replace the aluminium oxide coating on the tips of Stage 7 and 8 HP compressor blades by the flame deposition method.

This is a source controlled repair which can only be done by approved vendors. The vendor is self provisioning for the coating material.

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

Price and availability

Refer to IAE

Repair facilities

The Proprietary nature of this repair requires that any facility not authorized to accomplish this repair either, utilize the Authorized Repair Vendors listed below or contact the IAE Repair Services Group to determine if a qualification program can be initiated at their facility.

IAE - INTERNATIONAL AERO ENGINES AG
400 Main Sreet
East Hartford CT 06108
U.S.A.
ATTN:  Manager Repair Services

Authorized repair vendors for Repair VRS6153 are listed below:

PRAXAIR SURFACE TECHNOLOGIES LTD
Southam Industrial Estate
Westfield Road
Southam
Leamington Spa
Warwickshire
CV33 0JH

Praxair Surface Technologies GmbH
Robert - Zapp - Strasse 7
4030 RATINGEN
West Germany

Praxair Surface Technologies Ltd
1234 Atlantic Street
NORTH KANSAS CITY
Missouri
M064116
U.S.A.

The designation by IAE of an authorized repair vendor indicates that the repair vendor has demonstrated the necessary capability to enable it to carry out the listed repair work. However, IAE makes no warranties or representations concerning the qualifications or quality standards of the repair vendors to carry out the repair work, and accepts no responsibility whatsoever for any work that may be carried out by a repair vendor other than when IAE is listed as the repair vendor. Authorized repair vendors do not act as agents or representatives of IAE.

NOTE

Equivalent materials or equipment can be used.
More equipment and materials necessary to do this Repair are given in the SPM TASKS given below.
SPM TASK TASK 70-11-01-300-503
SPM TASK TASK 70-12-02-120-501

NOTE

To identify consumable materials refer to the PCI.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
Degreasing equipmentLOCALDegreasing equipment
Dry blast equipmentLOCALDry blast equipment
Detonation flame deposition equipmentLOCALDetonation flame deposition equipment
Vibrating marking pencilLOCALVibrating marking pencil

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 02-001 ADHESIVE TAPE (MASKING)LOCALCoMat 02-001
CoMat 02-006 ADHESIVE TAPE ALUMINIUM FOILK0993CoMat 02-006
CoMat 05-002 ABRASIVE MEDIUM, ALUMINUM OXIDELOCALCoMat 05-002
Aluminium oxide coatingLOCALAluminium oxide coating

Union Carbide LA-2 (proprietory item)

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-41-15-110-081 Clean the Stage 7 and 8 Compressor Blades

      1. Remove the grease.

      1. Refer to the SPM TASK 70-11-01-300-503.

    2. SUBTASK 72-41-15-350-088 Apply Mask to the Stage 7 and 8 Compressor Blades

    1. Refer to Figure.

      2. Mask the areas not to be blasted.

      1. Use CoMat 02-001 ADHESIVE TAPE (MASKING) or locally manufactured fixture.

    3. SUBTASK 72-41-15-120-053 Abrasive Blast the Stage 7 and 8 Compressor Blades

    1. CAUTION

      DO NOT TOUCH THE BLASTED AREA.

      Refer to Figure.

      2. Abrasive blast.

      2. Refer to the SPM TASK 70-12-02-120-501.

      3. Make sure that the minimum amount of the blade material is removed.

      4. Remove masks when blasting is completed.

    4. SUBTASK 72-41-15-350-089 Apply Mask to the Stage 7 and 8 Compressor Blades

    1. Refer to Figure.

      2. Mask the areas not to be sprayed.

      1. Use CoMat 02-006 ADHESIVE TAPE ALUMINIUM FOIL or locally manufactured fixture.

    5. SUBTASK 72-41-15-340-051 Apply the Flame Deposition Material

    1. Refer to Figure.

      2. Apply the flame deposition material.

      1. Apply 0.002 in. coating.

      2. Use aluminium oxide coating, Union Carbide LA-2 (proprietory item).

      3. Use vendor specification WCS 242 or WCS 243 as appropriate.

      4. Remove masks when spraying is completed.

    6. SUBTASK 72-41-15-220-193 Examine the Repair

    1. Refer to Figure.

      2. Do a visual and dimensional inspection of the sprayed area.

      1. The surface must not be lifted, blistered, cracked or chipped.

    7. SUBTASK 72-41-15-350-090 Identify the Repair

      1. Identify the repair.

      1. Vibro-engrave VRS6153 adjacent to the part number.

    8. Figure: HP compressor stage 7 and 8 compressor blades repair data

    HP compressor stage 7 and 8 compressor blades repair data

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Editorial correction due to conversion

Manufacturer Code:K0993
Enterprise Name:3M (UK) PLC
BU Name:3M (UK) PLC
Street:3M CENTRE, CAIN ROAD
City:BRACKNELL
Zip Code:RG12 8HT
Country:UNITED KINGDOM
Phone Number:44-161-236-8500
Fax Number:44-161-237-6136
Internet:www.mmm.co.uk
Manufacturer Code:LOCAL
Enterprise Name:LOCALLY SUPPLIED
Manufacturer Code:LOCAL
Supply Number:Aluminium oxide coating
Type:sp01
Supply Short Name:
Supply Name:Aluminium oxide coating
Suppliers:
ManufacturerRemarks
LOCAL
Manufacturer Code:LOCAL
Supply Number:CoMat 02-001
Type:sp01
Supply Short Name:CoMat 02-001 ADHESIVE TAPE (MASKING)
Supply Name:CoMat 02-001 ADHESIVE TAPE (MASKING)
Specification Groups:
Doc NumberType
OMAT: 230 (RR REF)ZINC OXIDE AT142
JCR-197 (JAEC REF)ZINC OXIDE AT142
Suppliers:
ManufacturerRemarks
LOCAL
K6835
U0415
Manufacturer Code:K6835
Supply Number:CoMat 02-006
Type:sp01
Supply Short Name:CoMat 02-006 ADHESIVE TAPE ALUMINIUM FOIL
Supply Name:CoMat 02-006 ADHESIVE TAPE ALUMINIUM FOIL
Specification Groups:
Doc NumberType
OMAT: 298 (RR REF)SCOTCH 425
Suppliers:
ManufacturerRemarks
K6835
52152
76381
LOCAL
Manufacturer Code:X222X
Supply Number:CoMat 05-002
Type:sp01
Supply Short Name:CoMat 05-002 ABRASIVE MEDIUM, ALUMINUM OXIDE
Supply Name:CoMat 05-002 ABRASIVE MEDIUM, ALUMINUM OXIDE
Specification Groups:
Doc NumberType
Where CoMat 05-002 is specified with no letter suffix, use one of the CoMat 05-002 letter suffix alternatives.
Suppliers:
ManufacturerRemarks
X222X
Manufacturer Code:LOCAL
Tool Number:Degreasing equipment
Tool Name:Degreasing equipment
Manufacturer Code:LOCAL
Tool Number:Detonation flame deposition equipment
Tool Name:Detonation flame deposition equipment
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