TASK 72-41-15-300-049 HPC Stage 6 Rotor Blade - Restore The Anti-Fret Treatment - Repair-049 (VRS6495)

DMC:V2500-A0-72-41-1506-00A-240A-C|Issue No:002.00|Issue Date:2016-11-01

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 72-41-15-300-049 HPC Stage 6 Rotor Blade - Restore The Anti-Fret Treatment - Repair-049 (VRS6495)

Effectivity

FIG/ITEM

PART NO.

02-170

6A3338

02-170

6A4902

02-170

6A5586

02-170

6A7406

02-170

6A7508

02-170

6A8322

02-170

6A8463

02-170

6A8797

02-185

6A3339

02-185

6A4903

02-185

6A5587

02-185

6A7407

02-185

6A7509

02-185

6A8323

02-185

6A8464

02-185

6A8798

02-200

6A3340C01

02-200

6A4904C01

02-200

6A5583C01

02-200

6A7405C01

02-200

6A7510C01

02-200

6A8320

02-200

6A8461

02-200

6A8732

02-215

6A3340C01

02-215

6A4904C01

02-215

6A5583C01

02-215

6A7405C01

02-215

6A7510C01

02-215

6A8320

02-215

6A8461

02-215

6A8732

02-216

6B1494

02-217

6A3340C02

02-217

6A4904C02

02-217

6A5583C02

02-217

6A7405C02

02-217

6A7510C02

02-217

6A8321

02-217

6A8462

02-217

6A8733

Material of component

DESCRIPTION

SYMBOL

MATERIAL

HP Compressor Stage 6 Rotor Blade

TAF or TDY or TTX

Titanium Alloy

General

This TASK gives the procedure to restore the anti-fret treatment on the HP Compressor Stage 6 Rotor Blade.

The repair must only be done when the instruction to do so is given in the relevant inspection procedures (identified by the applicable part number) located in section 72-41-15.

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 SUBT ASK instructs what option must be used during application of the TASK for the successful completion of the Repair Scheme VRS6495.

TASKS identified by SPM TASK are in the Standard Practices Manual (SPM).

This repair restores the dry film lubricant to the HP Compressor Blades, Stage 6.

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

Equipment and materials necessary to do this repair are in the SPM TASKs given below:
SPM TASK 70-11-34-300-503
SPM TASK 70-38-03-380-501

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 Consumable 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
OvenLOCALOven
BrushLOCALBrush
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

Graphite

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-41-15-110-172 Remove the Dry Film Lubricant from the Stage 6 Rotor Blades

    1. Deleted.

    2. SUBTASK 72-41-15-110-145 Clean the Stage 6 Rotor Blades

    1. Deleted.

    3. SUBTASK 72-41-15-380-116 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 6 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. (0.008 mm) to 0.00118 in. (0.030 mm).

      3. Stove the HP Compressor Stage 6 Rotor Blade.

      1. Refer to SPM TASK 70-38-03-380-501, SUBTASK 70-38-03-380-005.

      2. Use an Oven.

    4. SUBTASK 72-41-15-220-296 Examine the Dry Film Lubricant

    1. Deleted.

    5. Figure: HP Compressor Stage 6 Rotor Blade - DFL Locations

    HP Compressor Stage 6 Rotor Blade - DFL Locations

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Revised the effectivity table to add part numbers. (94VR735F)

Change Type:

Revised the full procedure. (94VR735F)

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