TASK 72-41-33-300-006 HPC Stage 5 Variable Stator Vane Shroud - Blend Repair, Repair-006 (VRS6109)

DMC:V2500-A0-72-41-3315-00A-649A-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 72-41-33-300-006 HPC Stage 5 Variable Stator Vane Shroud - Blend Repair, Repair-006 (VRS6109)

Effectivity

FIG/ITEM PART NO.

04-200

6A3471

04-200

6A7563

04-200

6B1158

Material of component

DESCRIPTION

MATERIAL

HP compressor stage 5 inner shroud

Corrosion resistant steel

General

This repair must only be done when the instruction to do so is given in TASK 72-41-33Inspection/Check.

This repair is issued for the HP compressor stage 5 inner shroud dressing.

Fig/item numbers in parentheses in the procedure agree with those used in the IPC. Only the primary Fig/item numbers are used. For the service bulletin alpha variants refer to the IPC.

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

Price and Availability

Refer to International Aero Engines

Related Repairs - None

NOTE

More equipment and materials necessary to do this repair are given in the SPM TASKS given below:
SPM TASK 70-09-00-400-501
SPM TASK 70-11-26-300-503
SPM TASK 70-11-39-300-503
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
Workshop inspection equipmentLOCALWorkshop inspection equipment
Vibrating marking pencilLOCALVibrating marking pencil

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 06-063 FLUORESCENT PENETRANT (POST-EMULSIFIED MEDIUM SENSITIVITY)LOCALCoMat 06-063

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-41-33-350-051 Remove the Damage

    1. Refer to Figure.

      2. Remove the damage.

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

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

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

        The diameter of the repaired area is to be 50 times the depth.

      3. Polish the area 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.

    2. SUBTASK 72-41-33-110-064 Chemically Clean

      1. Clean the repaired area(s).

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

        Use chemical cleaning equipment.

    3. SUBTASK 72-41-33-220-103 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 the repair must not be more than 0.005 in. (0.13 mm).

    4. SUBTASK 72-41-33-110-065 Do a Swab Etch

      1. Clean and swab etch the repaired area(s).

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

        Use chemical cleaning equipment.

    5. SUBTASK 72-41-33-230-058 Do a Crack Test

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

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

        No cracks are permitted.

    6. SUBTASK 72-41-33-350-088 Identify the Repair

      1. Mark VRS6109 on the part adjacent to the part number.

      1. Refer to the SPM TASK 70-09-00-400-501, SUBTASK 70-09-00-400-001.

        Use vibro-engraving equipment.

    7. Figure: An Example of an Area to be Repaired

    An Example of an Area to be Repaired

Requirements After Job Completion

Follow-On Conditions

NONE
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 06-063
Type:sp01
Supply Short Name:CoMat 06-063 FLUORESCENT PENETRANT (POST-EMULSIFIED MEDIUM SENSITIVITY)
Supply Name:CoMat 06-063 FLUORESCENT PENETRANT (POST-EMULSIFIED MEDIUM SENSITIVITY)
Specification Groups:
Doc NumberType
It is not permitted to mix the selected CoMat 06‐063 letter suffix material with other CoMat 06‐063 letter suffix materials. Where CoMat 06‐063 is specified with no suffix, use one of the CoMat 06‐063 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