TASK 72-41-15-300-050 HPC Stage 7 Rotor Blade - Restore The Anti-Fret Treatment, Repair-050 (VRS6496)

DMC:V2500-A0-72-41-1507-00A-240A-C|Issue No:002.00|Issue Date:2016-08-01

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 72-41-15-300-050 HPC Stage 7 Rotor Blade - Restore The Anti-Fret Treatment, Repair-050 (VRS6496)

Effectivity

FIG/ITEM

PART NO.

02-270

6A4905

02-270

6A5588

02-270

6A6462

02-270

6A6493

02-270

6A7511

02-270

6A8314

02-270

6A8743

02-285

6A4906

02-285

6A5589

02-285

6A6463

02-285

6A6494

02-285

6A7512

02-285

6A8315

02-285

6A8744

02-300

6A4907C01

02-300

6A5584C01

02-300

6A6469C01

02-300

6A6492C01

02-300

6A7513C01

02-300

6A8312

02-300

6A8741

02-315

6A4907C01

02-315

6A5584C01

02-315

6A6469C01

02-315

6A6492C01

02-315

6A7513C01

02-315

6A8312

02-315

6A8741

02-316

6B1495

02-317

6A4907C02

02-317

6A5584C02

02-317

6A6469C02

02-317

6A6492C02

02-317

6A7513C02

02-317

6A8313

02-317

6A8742

Material of component

PART IDENT

MATERIAL

HP Compressor Stage 7 Rotor Blades

Titanium Alloy

General

This repair must only be done when the HP Compressor Stator Vane satisfies the minimum chord width requirements as given in the relevant inspection procedures (identified by the applicable part number) located in section 72-41-15.

This Repair restores the dry film lubricant to the HP compressor blades, stage 7.

Where reference is made to a SUBTASK within a TASK in the form "TASK, SUBTASK" the operator must read and apply the complete TASK. The SUBTASK is listed only when the TASK gives options for the processing of the component. The specified SUBTASK instructs what option must be used during application of the TASK for the successful completion of the repair scheme VRS6496.

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

Price and availability

Refer to International Aero Engines

Related repairs - none

NOTE

It is possible that some materials in the consumable materials chart cannot be used for some or all of the necessary applications. Before you use the materials, make sure the types, quantities and applications of the materials necessary are legally permitted in your location. All persons must obey all applicable federal, state, local and provincial laws and regulations when it is necessary to work with these materials.

NOTE

To identify the consumable materials refer to the Process Consumables Materials Index (PCI).

NOTE

Other necessary consumable materials are referred to in the SPM TASKS in this TASK.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
BrushLOCALBrush
OvenLOCALOven
Paint spray equipmentLOCALPaint spray equipment

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 07-009 THINNERLOCALCoMat 07-009
CoMat 10-002 DRY FILM LUBRICANTLOCALCoMat 10-002

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-41-15-110-175 Remove the Dry Film Lubricant from the Stage 7 Rotor Blades

    1. Deleted.

    2. SUBTASK 72-41-15-110-143 Clean the Stage 7 Rotor Blades

    1. Deleted.

    3. SUBTASK 72-41-15-380-152 Apply the Dry Film Lubricant (DFL)

    1. CAUTION

      DO NOT ABRASIVE BLAST THE DOVETAIL ROOT PRIOR TO THE APPLICATION OF THE DRY FILM LUBRICANT. THIS IS A SHOT PEENED AREA.

      Refer to Figure.

      2. Apply DFL to the identified locations of the HP Compressor Stage 7 Rotor Blade.

      1. Refer to SPM TASK 70-38-03-380-501 SUBTASK 70-38-03-380-004.

      3. Apply DFL to a total thickness of 0.00031 in. to 0.00118 in. (0.008 mm to 0.030 mm).

    4. SUBTASK 72-41-15-220-295 Examine the Dry Film Lubricant

    1. Deleted.

    5. Figure: Repair Details and Dimensions

    Repair Details and Dimensions

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Added part number 6B1495 to the effectivity table. (94VR736E)

Change Type:

Deleted procedural steps 1, 2, 5 and revised procedural step 3. (94VR736E)

Manufacturer Code:LOCAL
Enterprise Name:LOCALLY SUPPLIED
Manufacturer Code:K3504
Supply Number:CoMat 07-009
Type:sp01
Supply Short Name:CoMat 07-009 THINNER
Supply Name:CoMat 07-009 THINNER
Specification Groups:
Doc NumberType
IP 9151
Suppliers:
ManufacturerRemarks
K3504
K6835
00BB6
Manufacturer Code:LOCAL
Supply Number:CoMat 10-002
Type:sp01
Supply Short Name:CoMat 10-002 DRY FILM LUBRICANT
Supply Name:CoMat 10-002 DRY FILM LUBRICANT
Specification Groups:
Doc NumberType
OMAT: 4/44PL.239
JCR-024 (JAEC REF)PL.239
Suppliers:
ManufacturerRemarks
LOCAL
K5635
K6835
Manufacturer Code:LOCAL
Tool Number:Brush
Tool Name:Brush
Manufacturer Code:LOCAL
Tool Number:Oven
Tool Name:Oven
Manufacturer Code:LOCAL
Tool Number:Paint spray equipment
Tool Name:Paint spray equipment