TASK 72-41-15-300-051 HPC Stage 8 Rotor Blade - Restore The Anti-Fret Treatment, Repair-051 (VRS6497)

DMC:V2500-A0-72-41-1508-00A-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 72-41-15-300-051 HPC Stage 8 Rotor Blade - Restore The Anti-Fret Treatment, Repair-051 (VRS6497)

Effectivity

FIG/ITEM

PART NO.

02-370

6A4908

02-370

6A5590

02-370

6A6464

02-370

6A6496

02-370

6A8747

02-385

6A4909

02-385

6A5591

02-385

6A6465

02-385

6A6497

02-385

6A8748

02-400

6A4910C01

02-400

6A5585C01

02-400

6A6470C01

02-400

6A6495C01

02-400

6A8745

02-415

6A4910C01

02-415

6A5585C01

02-415

6A6470C01

02-415

6A6495C01

02-415

6A8745

02-416

6B1496

02-417

6A4910C02

02-417

6A5585C02

02-417

6A6470C02

02-417

6A6495C02

02-417

6A8746

Material of component

PART IDENT

RR SYMBOL

MATERIAL

HP compressor stage 8 rotor blades

TDY

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

This repair restores the dry film lubricant to the HP compressor blades, stage 8.

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 VRS6497.

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

  1. Equivalent materials or equipment can be used.

  2. More equipment and materials necessary to do this Repair are in the SPM TASKS that follow:

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
Paint spray equipmentLOCALPaint spray equipment
BrushLOCALBrush
OvenLOCALOven

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 72-41-15-110-173 Remove the Dry Film Lubricant from the Stage 8 Rotor Blades

    1. Deleted.

    2. SUBTASK 72-41-15-110-147 Clean the Stage 8 Rotor Blades

    1. Deleted.

    3. SUBTASK 72-41-15-380-117 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 8 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).

      3. Stove the HP Compressor Stage 8 Rotor Blade.

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

      2. Use an Oven.

    4. SUBTASK 72-41-15-220-297 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:

Revised the effectivity table to add PN 6B1496, deleted procedural steps 1,2,4 and modified step 3. (94VR737C)

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