TASK 75-32-52-300-009 HPC Stage 7 Bleed Outlet Duct and Seal Assembly - Replace the Captive Nuts on the LH Lower Assembly - Repair-009 (VRS6285)

DMC:V2500-A0-75-32-5201-03A-920A-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 75-32-52-300-009 HPC Stage 7 Bleed Outlet Duct and Seal Assembly - Replace the Captive Nuts on the LH Lower Assembly - Repair-009 (VRS6285)

Effectivity

FIG/ITEM

PART NO.

01-070

6A3192

Material of component

The HP compressor stage 7 LH lower air seal assembly is made of titanium.

General

This Repair must only be done when the instruction to do so is given in 75- 32-52 Inspection.

This Repair replaces captive nuts on the HP compressor stage 7 LH lower air seal assembly.

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

More equipment and materials necessary to do this repair are in the SPM TASKS given below:
SPM TASK 70-09-00-400-501
SPM TASK 70-09-01-400-501
SPM TASK 70-11-08-300-503
SPM TASK 70-11-26-300-503
SPM TASK 70-23-05-230-501
SPM TASK 70-35-12-300-501
SPM TASK 70-39-03-390-501

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
Portable grinding machineLOCALPortable grinding machine
Standard Workshop EquipmentLOCALStandard Workshop Equipment
Workshop Inspection EquipmentLOCALWorkshop Inspection Equipment
Cold squeeze riveting equipmentLOCALCold squeeze riveting equipment
Vibroengraving equipmentLOCALVibroengraving equipment
Vertical drilling machineLOCALVertical drilling machine

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 02-121 TEMPORARY MARKER PENCIL/CRAYONIE304CoMat 02-121
CoMat 02-122 TEMPORARY MARKER PENCIL/CRAYONK6835CoMat 02-122
CoMat 06-063 FLUORESCENT PENETRANT (POST-EMULSIFIED MEDIUM SENSITIVITY)LOCALCoMat 06-063

Spares

NameManufacturerPart Number / IdentificationQuantityRemark
RIVET, SOLID CSK HEAD, 2.4MM (.094) DIAU1653AS1644624 AR
RIVET, SOLID CSK HEADU1653AS1648724 AR
NUT, SELF LOCKING PLATE, .250 DIA0AM534W003912 AR

Safety Requirements

NONE

Procedure

    1. SUBTASK 75-32-52-350-064 Remove Damaged or Loose Captive Nuts

      CAUTION

      TITANIUM COMPONENTS
      YOU MUST USE SILICONE CARBIDE WHEELS, STONES AND ABRASIVE PAPERS TO REMOVE AND POLISH MATERIAL.
      DO NOT FORCE WITH MECHANICAL CUTTERS OR THE MATERIAL BECOMES TOO HOT.
      IF THE MATERIAL SHOWS COLOUR CHANGES, BECAUSE OF HEAT, OTHER THAN LIGHT STRAW, THE COMPONENT MUST BE REJECTED.

    1. Refer to Figure, Figure and Figure.

      2. Remove the rivets.

      1. Refer to SPM TASK 70-35-12-300-501, SUBTASK 70-35-12-350-001.

      3. Remove the burrs.

    2. SUBTASK 75-32-52-110-065 Clean the Air Seal Assembly

      1. Chemically clean the case assembly.

      1. Refer to SPM TASK 70-11-01-300-503.

    3. SUBTASK 75-32-52-220-070 Examine the Rivet Holes

    1. Refer to Figure and Figure.

      2. Visually examine and measure the dimensions of the rivet holes.

      3. Identify the holes, which are damaged or are for the larger rivets.

      1. Refer to SPM TASK 70-09-01-400-501.

    4. SUBTASK 75-32-52-323-051 Drill the Rivet Holes

      CAUTION

      TITANIUM COMPONENTS
      YOU MUST USE SILICONE CARBIDE WHEELS, STONES AND ABRASIVE PAPERS TO REMOVE AND POLISH MATERIAL.
      DO NOT FORCE WITH MECHANICAL CUTTERS OR THE MATERIAL BECOMES TOO HOT.
      IF THE MATERIAL SHOWS COLOUR CHANGES, BECAUSE OF HEAT, OTHER THAN LIGHT STRAW, THE COMPONENT MUST BE REJECTED.

    1. Refer to Figure and Figure.

      2. Drill and countersink oversize holes to suit the larger rivet, if necessary.

      3. Put a bolt through the air seal assembly flange and attach the nut in the correct position.

      1. Use 4W00039 4W0039 NUT, SELF LOCKING PLATE, .250 DIA, 12 off, 01-078 as necessary and a 0.190-32 UNJF bolt with Standard Workshop Equipment.

      4. Drill the holes in the self locking plate for standard or the larger rivets, as necessary.

      5. Remove the burrs.

    5. SUBTASK 75-32-52-230-068 Do a Crack Test

      1. Do a local penetrant crack test of the drilled holes.

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

      3. Cracks are not permitted.

    6. SUBTASK 75-32-52-220-082 Examine the Air Seal

    1. Refer to Figure and Figure.

      2. Visually examine and measure the dimensions of the rivet holes.

    7. SUBTASK 75-32-52-350-065 Install the Rivets

    1. Refer to Figure and Figure.

      3. Cold squeeze the rivets.

      1. Refer to SPM TASK 70-39-03-390-501.

    4. Remove the bolts.

    8. SUBTASK 75-32-52-230-061 Do a Crack Test

    9. SUBTASK 75-32-52-220-083 Examine the Air Seal

    1. Refer to Figure and Figure.

      2. Visually examine and measure the dimensions of the assembly.

      1. Refer to SPM TASK 70-39-03-390-501, SUBTASK 70-39-03-390-005.

    10. SUBTASK 75-32-52-350-071 Identify the Repair

      1. Make a mark VRS6285 adjacent to the part number.

      1. Refer to SPM TASK 70-39-03-390-501, SUBTASK 70-39-00-400-001.

    11. Figure: Repair Detail and Dimensions

    Repair Detail and Dimensions

    Figure: Repair Detail and Dimensions

    Repair Detail and Dimensions

    Figure: Repair Detail and Dimensions

    Repair Detail and Dimensions

Requirements After Job Completion

Follow-On Conditions

NONE
Manufacturer Code:0AM53
Enterprise Name:IAE INTERNATIONAL AERO ENGINES AG
BU Name:NULL
Building:SUITE 400
Street:628 HEBRON AVENUE
City:GLASTONBURY
State:CT
Zip Code:06033
Country:USA
Manufacturer Code:IE304
Enterprise Name:DELETED
BU Name:DELETED,SEE CAGE CODE 0V6W9
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:U1653
Enterprise Name:Society Of British Aerospace Companies, LTD.
Part Number:4W0039
Part Name:NUT, SELF LOCKING PLATE, .250 DIA
Manufacturer Code:0AM53
Unit Of Issue:EA
Part Number:AS16446
Part Name:RIVET, SOLID CSK HEAD, 2.4MM (.094) DIA
Manufacturer Code:U1653
Part Number:AS16487
Part Name:RIVET, SOLID CSK HEAD
Manufacturer Code:U1653
Unit Of Issue:EA
Manufacturer Code:IE304
Supply Number:CoMat 02-121
Type:sp01
Supply Short Name:CoMat 02-121 TEMPORARY MARKER PENCIL/CRAYON
Supply Name:CoMat 02-121 TEMPORARY MARKER PENCIL/CRAYON
Specification Groups:
Doc NumberType
OMAT: 261BEROL VERITHIN (HARD TYPE)
Suppliers:
ManufacturerRemarks
IE304
K5720
K6835
LOCAL
Manufacturer Code:K6835
Supply Number:CoMat 02-122
Type:sp01
Supply Short Name:CoMat 02-122 TEMPORARY MARKER PENCIL/CRAYON
Supply Name:CoMat 02-122 TEMPORARY MARKER PENCIL/CRAYON
Specification Groups:
Doc NumberType
DELETED
Suppliers:
ManufacturerRemarks
K6835
IE133
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:Cold squeeze riveting equipment
Tool Name:Cold squeeze riveting equipment
Manufacturer Code:LOCAL
Tool Number:Penetrant crack test equipment
Tool Name:Penetrant Crack Test Equipment
Manufacturer Code:LOCAL
Tool Number:Portable grinding machine
Tool Name:Portable grinding machine
Manufacturer Code:LOCAL
Tool Number:Standard Workshop Equipment
Tool Name:Standard Workshop Equipment
Manufacturer Code:LOCAL
Tool Number:Vertical drilling machine
Tool Name:Vertical drilling machine
Manufacturer Code:LOCAL
Tool Number:Vibroengraving equipment
Tool Name:Vibroengraving equipment
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