TASK 72-32-23-300-006 HPC Front Shaft Assembly - Replace Damaged/Loose Location Bolt(s), Repair-006 (VRS6267)

DMC:V2500-A0-72-32-2302-00A-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 72-32-23-300-006 HPC Front Shaft Assembly - Replace Damaged/Loose Location Bolt(s), Repair-006 (VRS6267)

Effectivity

FIG/ITEM

PART NO.

01-745

6A3899

01-745

6A4147

01-745

6A8083

01-745

6A8094

Material of component

PART IDENT

SYMBOL

MATERIAL

HP Compressor Front Stubshaft

TEG

Titanium aluminium vanadium alloy

General

This Repair must only be done when the instruction to do so is given in TASK 72-32-23-200-000 (INSPECTION-000).

This Repair replaces damaged/worn location bolt(s) in the HP Compressor Front Stubshaft.

You must use new location bolt(s), cup washer(s) and nut(s).

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

Price and availability - none

Related repairs - none

NOTE

To identify the consumable materials, refer to the PCI.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
Standard workshop equipmentLOCALStandard workshop equipment
Chemical cleaning equipmentLOCALChemical cleaning equipment
Penetrant Crack Test EquipmentLOCALPenetrant crack test equipment
Torque tightening equipmentLOCALTorque tightening equipment
Workshop inspection equipmentLOCALWorkshop inspection equipment
Vibrating marking pencilLOCALVibrating marking pencil

Consumables, Materials and Expendables

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

Spares

NameManufacturerPart Number / IdentificationQuantityRemark
Nut 0.250in Dia4W00024 A/R
Washer, CupUP110504 A/R
Bolt, LocatingUP107624 A/R

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-32-23-350-001 Remove the Damaged Location Bolt(s)

    1. Refer to Figure, Figure and Figure.

      2. Bend the cupwasher(s) from over the nut(s).

      3. Remove the nut(s), cupwasher(s) and location bolt(s).

    2. SUBTASK 72-32-23-110-085 Chemically Clean the Location Hole(s) in the HPC Front Stubshaft

    1. Refer to Figure, Figure and Figure.

      2. Chemically clean the location hole (s).

      1. Refer to the SPM TASK 70-11-26-300-503 SUBTASK 70-11-26-300-002.

    3. SUBTASK 72-32-23-230-077 Do a Penetrant Crack Test of the Location Hole(s)

    1. Refer to Figure, Figure and Figure.

      2. Do a local penetrant crack test.

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

      3. Cracks are not permitted.

    4. SUBTASK 72-32-23-110-086 Chemically Clean the Location Hole(s) in the HPC Front Stubshaft

    1. Refer to Figure, Figure and Figure

      2. Chemically clean the location hole(s).

      1. Refer to the SPM TASK 70-11-26-300-503 SUBTASK 70-11-26-300-002.

    5. SUBTASK 72-32-23-350-002 Install the New Location Bolt(s), Cut Washer(s) and Nuts(s) in the HPC Front Stubshaft

    1. Refer to Figure, Figure and Figure.

      2. CAUTION

        YOU MUST USE NEW LOCATION BOLT(S), CUP WASHER(S) AND NUT(S).

        Install the Location bolt(s), cup washer(s) and nut(s) in the location hole(s).

      1. Use UP10762, location bolt (s), 01-750, 4 off A/R, UP11050, cup washer(s), 01-749, 4 off A/R and 4W0002, nut(s) 0.250 in dia, 01-748, 4 off A/R.

    6. SUBTASK 72-32-23-350-003 Torque Tighten the Location Bolts(s) and Nut(s)

    1. Refer to Figure, Figure and Figure.

      2. Torque tighten the location bolt(s) and nut(s) in place.

      1. Refer to the SPM TASK 70-41-00-400-501 and SPM TASK 70-41-01-400-501. Torque tighten the location bolt(s) and nut(s) to a value of 85 to 105 1bf.in (10 to 12 Nm).

      2. Use a light application of engine oil, refer to the SPM TASK 70-41-00-400-501 and SPM TASK 70-41-01-400-501.

      3. Crimp the washer.

      1. Refer to the SPM TASK 70-42-04-400-501.

    7. SUBTASK 72-32-23-220-113 Examine the Location Bolt(s), Cup Washer(s) and Nut(s)

    1. Refer to Figure, Figure and Figure.

      2. Do a dimensional and visual examine of the location bolt(s), cup washer(s) and nut(s).

    8. SUBTASK 72-32-23-350-004 Identify the Repair

      1. Make a mark VRS6267 adjacent to the part number.

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

    9. Figure: Repair Details and Dimensions

    Repair Details and Dimensions

    Figure: Repair Details and Dimensions

    Repair Details and Dimensions

    Figure: Repair Details and Dimensions

    Repair Details and Dimensions

Requirements After Job Completion

Follow-On Conditions

NONE
Link not Found
Manufacturer Code:LOCAL
Enterprise Name:LOCALLY SUPPLIED
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:Chemical cleaning equipment
Tool Name:Chemical cleaning equipment
Manufacturer Code:LOCAL
Tool Number:Penetrant crack test equipment
Tool Name:Penetrant Crack Test Equipment
Link not Found
Manufacturer Code:LOCAL
Tool Number:Torque tightening equipment
Tool Name:Torque tightening equipment
Link not Found
Manufacturer Code:LOCAL
Tool Number:Workshop inspection equipment
Tool Name:Workshop inspection equipment