TASK 72-42-50-300-003 HPC Rear Static Seal - Replace The Outer Seal Carrier, Repair-003 (VRS6204)

DMC:V2500-A0-72-42-5001-02A-920A-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 72-42-50-300-003 HPC Rear Static Seal - Replace The Outer Seal Carrier, Repair-003 (VRS6204)

Effectivity

FIG/ITEM

PART NO.

01-100

6A3932

01-100

6A4806

Material of component

RR

DESCRIPTION

SYMBOL

MATERIAL

Support cone

QAW

Nimonic (80-20)

or QAL

Seal carrier

QAW

Nimonic 80A

or QAL

Rivets

QBE

Nimonic 75

General

This Repair must only be done when the instruction to do so is given in TASK 72-42-50Inspection/Check.

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

Equivalent materials or equipment can be used.

NOTE

More equipment and materials necessary to do this Repair are in the SPM TASKS as follows:
SPM TASK 70-09-00-400-501
SPM TASK 70-11-08-300-503
SPM TASK 70-23-01-230-501
SPM TASK 70-23-05-230-501
SPM TASK 70-39-02-390-501
SPM TASK 70-39-03-390-501

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
Hand grinderLOCALHand grinder
Vertical drilling machineLOCALVertical drilling machine
Standard workshop equipmentLOCALStandard workshop equipment
Penetrant Crack Test EquipmentLOCALPenetrant crack test equipment
Dial indicatorLOCALDial indicator
Hot squeeze riveting electrodesLOCALHot squeeze riveting electrodes
Resistance welding machineLOCALResistance welding machine
Workshop inspection equipmentLOCALWorkshop inspection equipment
Vibro-engraving equipmentLOCALVibro-engraving equipment

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 06-022 FLUORESCENT PENETRANT (POST-EMULSIFIED ULTRA HIGH SENSITIVITY)LOCALCoMat 06-022

Spares

NameManufacturerPart Number / IdentificationQuantityRemark
Rivet solid universal head (assembly A and B)AS1628948AR
Rivet solid universal head (assembly A and B)AS1633048AR
Seal, assembly of outer carrier (assembly A)6A41441AR
Seal, assembly of outer carrier (assembly B)6A59441AR

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-42-50-350-063 Remove the Damaged Outer Seal Carrier Assembly

    1. Refer to Figure

      2. Make a mark to give correct radial location of parts.

      1. Use standard workshop equipment.

      3. Grind off the rivets which hold the outer seal carrier to the support cone.

      1. Use a hand grinder.

    4. Remove the outer seal carrier.

    2. SUBTASK 72-42-50-220-070 Visually Examine

    1. Refer to Figure

      2. Measure the diameter of the rivet holes in the support cone.

      1. Mark the location of any damaged holes.

    3. SUBTASK 72-42-50-323-053 Drill Damaged Rivet Holes

    1. Refer to Figure

      2. Drill damaged rivet holes in the support cone for the larger rivet(s), as necessary.

      1. Use vertical drilling machine.

      3. Remove sharp edges from the rivet holes.

      1. Use standard workshop equipment.

    4. SUBTASK 72-42-50-230-063 Do a Crack Test

      1. Do a local penetrant crack test of the drilled hole(s).

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

        Use penetrant crack test equipment.

        Cracks are not permitted.

    5. SUBTASK 72-42-50-323-054-A00 Drill Rivet Holes in the Outer Seal Carrier Assembly, Assembly A

    1. Refer to Figure and Figure

      2. Install the outer seal carrier and support cone on the vertical drilling machine.

      1. Use seal, assembly of outer carrier, 01-145, 1 off.

        Use a dial test indicator and vertical drilling machine.

      3. Drill two rivet holes diagonally opposite in the outer seal carrier, spot drilled through the support cone.

      1. Refer to Figure.

        Use the correct diameter drills for the usual or larger rivets as necessary.

      4. Temporarily safety the outer seal carrier to the support cone.

      1. Use 0.1314 in. (3.3375 mm) or 0.1629 in. (4.1375 mm) diameter bolts as necessary.

      5. Drill the remainder of the rivet holes.

      1. Use the support cone as the drilling template.

    6. Remove the outer seal carrier and support cone from the vertical drilling machine.

    7. Remove the bolts and disassemble the outer seal carrier from the support cone.

      8. Remove sharp edges from the rivet holes.

      1. Use standard workshop tools.

    6. SUBTASK 72-42-50-323-054-B00 Drill Rivet Holes in the Outer Seal Carrier Assembly, Assembly B

    1. Refer to Figure and Figure

      2. Install the outer seal carrier and support cone on the vertical drilling machine.

      1. Use seal, assembly of, outer carrier, 01-145, 1 off.

        Use a dial test indicator and vertical drilling machine.

      3. Drill two rivet holes diagonally opposite in the outer seal carrier, spot drilled through the support cone.

      1. Refer to Figure.

        Use the correct diameter drills for the usual or larger rivets, as necessary.

      4. Temporarily safety the outer seal carrier to the support cone.

      1. Use 0.1314 in. (3.3375 mm) or 0.1629 in. (4.1375mm) diameter bolts as necessary.

      5. Drill the remainder of the rivet holes.

      1. Use the support cone as the drilling template.

    6. Remove the outer seal carrier and support cone from the vertical drilling machine.

    7. Remove the bolts and disassemble the outer seal carrier from the support cone.

      8. Remove sharp edges from the rivet holes.

      1. Use standard workshop equipment.

    7. SUBTASK 72-42-50-350-064 Assemble the Outer Seal Carrier Assembly to the Support Cone

    1. Refer to Figure

      2. Put the rivets in the rivet holes as necessary and cut to length.

      1. Use rivet solid, universal head 01-123, 48 off, head 01-124, 48 off, as necessary.

        Cut the rivets to dimension AL.

        Use standard worksop equipment.

        Use standard workshop tools.

    8. SUBTASK 72-42-50-390-054-001 Safety the Outer Seal Carrier Assembly to the Support Cone

    1. Refer to Figure

      2. Hot squeeze the rivets.

      1. Refer to SPM TASK 70-39-02-390-501.

        Use hot squeeze riveting electrodes with resistance welding machine.

        NOTE

        Use low voltage for the minimum quantity of heat required to give the rivet the correct shape.

    9. SUBTASK 72-42-50-390-054-002 Safety the Outer Seal Carrier Assembly to the Support Cone

    1. Refer to Figure

      2. Cold squeeze the rivets.

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

        Use standard workshop tools.

    10. SUBTASK 72-42-50-220-071 Examine the Repair

    1. Refer to Figure and Figure

      2. Measure the dimensions.

      1. Use workshop inspection equipment.

    11. SUBTASK 72-42-50-230-064 Do a Crack Test

      1. Do a local penetrant crack test on the rivets.

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

        Reject cracked rivets.

    12. SUBTASK 72-42-50-350-065 Identify the Repair

      1. Vibro-engrave VRS6204 adjacent to the part number.

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

        Use vibro-engraving equipment.

    13. Figure: Repair Details and Dimensions - Assembly A and Assembly B

    Repair Details and Dimensions - Assembly A and Assembly B

    Figure: Repair Details and Dimensions - Assembly A and Assembly B

    Repair Details and Dimensions - Assembly A and Assembly B

    Figure: Repair Details and Dimensions - Assembly A and Assembly B

    Repair Details and Dimensions - Assembly A and Assembly B

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Revised the figure 1 to change the repair details and dimensions. (16VC143)

Link not Found
Manufacturer Code:LOCAL
Enterprise Name:LOCALLY SUPPLIED
Link not Found
Link not Found
Link not Found
Link not Found
Manufacturer Code:X222X
Supply Number:CoMat 06-022
Type:sp01
Supply Short Name:CoMat 06-022 FLUORESCENT PENETRANT (POST-EMULSIFIED ULTRA HIGH SENSITIVITY)
Supply Name:CoMat 06-022 FLUORESCENT PENETRANT (POST-EMULSIFIED ULTRA HIGH SENSITIVITY)
Specification Groups:
Doc NumberType
ARDROX 985-P14 OMAT: 652 (CHEMETALL OAKITE 985-P14)It is not permitted to mix the selected CoMat 06‐022 letter suffix material with other CoMat 06‐022 letter suffix materials. Where CoMat 06‐022 is specified with no suffix, use one of the CoMat 06‐ 022 letter suffix materials.
Suppliers:
ManufacturerRemarks
X222X
Manufacturer Code:LOCAL
Tool Number:Dial indicator
Tool Name:Dial indicator
Link not Found
Manufacturer Code:LOCAL
Tool Number:Hot squeeze riveting electrodes
Tool Name:Hot squeeze riveting electrodes
Manufacturer Code:LOCAL
Tool Number:Penetrant crack test equipment
Tool Name:Penetrant Crack Test Equipment
Manufacturer Code:LOCAL
Tool Number:Resistance welding machine
Tool Name:Resistance welding machine
Link not Found
Manufacturer Code:LOCAL
Tool Number:Vertical drilling machine
Tool Name:Vertical drilling machine
Manufacturer Code:LOCAL
Tool Number:Vibro-engraving equipment
Tool Name:Vibro-engraving equipment
Manufacturer Code:LOCAL
Tool Number:Workshop inspection equipment
Tool Name:Workshop inspection equipment