TASK 72-41-34-300-062 HPC Variable Stator Vane Levers - Blend Repair, Repair-062 (VRS6691)

DMC:V2500-A5-72-41-3421-01A-649A-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

V2500-A5 AND Post SBE 72-0571 (SELECTONE PRODUCTION STANDARD)

Common Information

TASK 72-41-34-300-062 HPC Variable Stator Vane Levers - Blend Repair, Repair-062 (VRS6691)

Effectivity

FIG/ITEM

PART NO.

02-100

6B1278

02-100

6B1287

02-140

6B1308

02-140

6B1309

03-100

6B1279

03-100

6B1288

03-120

6B1281

03-120

6B1290

03-140

6B1280

03-140

6B1289

04-100

6B1282

04-100

6B1291

04-120

6B1283

04-120

6B1292

04-140

6B1284

04-140

6B1293

05-100

6B1286

05-100

6B1295

05-140

6B1285

05-140

6B1294

Material of component

PART IDENT

MATERIAL

HP Compressor Variable Vane Lever

Corrosion Resistant Steel

General

This repair must only be done when the instruction to do so is given in TASK 72-41-34, (INSPECTION).

This repair gives instruction to reomove damage on the HP compressor variable vane levers by material removal.

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

Price and Availability

Refer to International Aero Engines

Related Repairs - None

NOTE

Equipment and materials necessary to do this repair are given in the SPM TASKS given below:
SPM TASK 70-11-26-300-503
SPM TASK 70-11-39-300-503
SPM TASK 70-23-02-230-501
SPM TASK 70-23-05-230-501
SPM TASK 70-35-03-300-501

NOTE

To identify the consumable materials, refer to the PCI.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
Chemical cleaning equipmentLOCALChemical cleaning equipment
Penetrant Crack Test EquipmentLOCALPenetrant crack test equipment
Standard workshop equipmentLOCALStandard workshop equipment
Workshop inspection equipmentLOCALWorkshop inspection equipment

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 05-074 ALUMINIUM OXIDE ABRASIVE PAPER06565CoMat 05-074
CoMat 05-106 ABRASIVE STONEK6835CoMat 05-106
CoMat 05-111 EMERY POLISHING PAPER06565CoMat 05-111
CoMat 06-064 FLUORESCENT PENETRANT (WATER WASHABLE MEDIUM SENSITIVITY)LOCALCoMat 06-064

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-41-34-110-001 Chemically Clean

      1. Chemically clean.

      1. Refer to TASK 72-41-34-100-000 (CLEANING-000).

        Use chemical cleaning equipment.

    2. SUBTASK 72-41-34-230-196 Do a Crack Test

      1. Do a penetrant crack test.

      1. Refer to the SPM TASK 70-23-02-230-501.

        Use penetrant crack test equipment.

        Cracks are not permitted.

    3. SUBTASK 72-41-34-350-200 Remove the Damage

    1. Refer to Figure.

      2. Remove area(s) of damage as necessary.

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

        The maximum depth to remove the damage must not be more than 0.005 in. (0.13 mm).

        The diameter of the area removed must be 50 times its depth.

        Make sure the damage marks are fully removed.

        Use standard workshop equipment.

      3. Blend the area(s) of repair.

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

        Make sure the damage marks are fully removed and the area is made smooth to the adjacent material.

      4. Polish the area(s) of repair.

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

        Polish the repaired area to remove the scratches and to give a surface finish the same as the adjacent material.

    4. SUBTASK 72-41-34-220-670 Examine the Repair

    1. Refer to Figure.

      2. Do a visual and dimensional inspection.

      1. Make sure the surface finish is the same as the adjacent material.

        The maximum depth of repair must not be more than 0.005 in. (0.13 mm).

        Use workshop inspection equipment.

    5. SUBTASK 72-41-34-110-141 Do a Swab Etch

      1. Chemically clean.

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

        Use chemical cleaning equipment.

      2. Swab etch the repaired area(s).

      1. Refer to the SPM TASK 70-11-39-300-503.

        Use chemical cleaning equipment.

    6. SUBTASK 72-41-34-230-197 Do a Local Crack Test

      1. Do a local penetrant crack test of the repaired area(s).

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

        Use penetrant crack test equipment.

        Cracks are not permitted.

    7. Figure: Repair Details and Dimensions

    Repair Details and Dimensions

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Editorial correction due to conversion

Manufacturer Code:06565
Enterprise Name:SAINT-GOBAIN ABRASIVES
BU Name:SAINT-GOBAIN ABRASIVES
P.O. Box:808
City:TROY
State:NY
Zip Code:12181
Country:USA
Phone Number:1-518-266-2200
Fax Number:1-518-266-2342
Internet:www.saintgobain.com
Manufacturer Code:K6835
Enterprise Name:MED-LAB LTD
BU Name:MED-LAB LTD
Street:COPELAND ST
City:DERBY
Zip Code:DE1 2PU
Country:GREAT BRITAIN
Phone Number:44-1332-349094
Fax Number:44-1332-371237
Email:sales@med-lab.co.uk
Internet:www.med-lab.co.uk
Manufacturer Code:LOCAL
Enterprise Name:LOCALLY SUPPLIED
Manufacturer Code:44197
Supply Number:CoMat 05-074
Type:sp01
Supply Short Name:CoMat 05-074 ALUMINIUM OXIDE ABRASIVE PAPER
Supply Name:CoMat 05-074 ALUMINIUM OXIDE ABRASIVE PAPER
Specification Groups:
Doc NumberType
ANSI/CAMI GRIT SIZE 180 ALUMINIUM OXIDE ABRASIVE PAPER
Suppliers:
ManufacturerRemarks
44197
K6835
LOCAL
Manufacturer Code:K6835
Supply Number:CoMat 05-106
Type:sp01
Supply Short Name:CoMat 05-106 ABRASIVE STONE
Supply Name:CoMat 05-106 ABRASIVE STONE
Specification Groups:
Doc NumberType
(SS-S-736/2/26) (A-A-3068/2-26)SQUARE FINE SS-S-736 TYPE II CLASS A1
Suppliers:
ManufacturerRemarks
K6835
KC1D9
Manufacturer Code:44197
Supply Number:CoMat 05-111
Type:sp01
Supply Short Name:CoMat 05-111 EMERY POLISHING PAPER
Supply Name:CoMat 05-111 EMERY POLISHING PAPER
Specification Groups:
Doc NumberType
FEPA GRIT SIZE P280 OR P240 EMERY POLISHING PAPER OR ALUMINUM OXIDE ABRASIVE PAPER
Suppliers:
ManufacturerRemarks
44197
K6835
KC1D9
LOCAL
Manufacturer Code:X222X
Supply Number:CoMat 06-064
Type:sp01
Supply Short Name:CoMat 06-064FLUORESCENT PENETRANT (WATER WASHABLE MEDIUM SENSITIVITY)
Supply Name:CoMat 06-064 FLUORESCENT PENETRANT (WATER WASHABLE MEDIUM SENSITIVITY)
Specification Groups:
Doc NumberType
It is not permitted to mix the selected CoMat 06‐064 letter suffix material with other CoMat 06‐064 letter suffix materials.Where CoMat 06‐064 is specified with no suffix, use one of the CoMat 06‐064 letter suffix materials.
Suppliers:
ManufacturerRemarks
X222X
Manufacturer Code:LOCAL
Tool Number:Chemical cleaning equipment
Tool Name:Chemical cleaning equipment
Manufacturer Code:LOCAL
Tool Number:Penetrant crack test equipment
Tool Name:Penetrant Crack Test Equipment
Link not Found
Manufacturer Code:LOCAL
Tool Number:Workshop inspection equipment
Tool Name:Workshop inspection equipment