TASK 72-60-31-300-004 Deoiler Casing - Repair The Housing Bore Of The Magnetic Chip Detector By Threaded Insert, Repair-004 (VRS5429)

DMC:V2500-A0-72-60-3104-01A-920A-C|Issue No:002.00|Issue Date:2014-05-01

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 72-60-31-300-004 Deoiler Casing - Repair The Housing Bore Of The Magnetic Chip Detector By Threaded Insert, Repair-004 (VRS5429)

Effectivity

FIG/ITEM

PART NO.

01-170

4B7153

01-170

4B7262

01-170

4B7361

Material of component

RR

DESCRIPTION

SYMBOL

MATERIAL

Housing

-

Aluminum alloy

Insert

-

Aluminum alloy

General

Price and availability - none

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

NOTE

Consumable materials are given in the SPM.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
Workshop inspection equipmentLOCALWorkshop inspection equipment
Grinding machineLOCALGrinding machine
Magnifying glassLOCALMagnifying glass

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 10-077 APPROVED ENGINE OILSLOCALCoMat 10-077

Spares

NameManufacturerPart Number / IdentificationQuantityRemark
Insert, Screw Thread4P72991
PackingAS3208-111

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-60-31-320-051 Machine the Housing Mating Surface of the MCD

    1. Refer to Figure and Figure.

      2. Machine the housing mating surface.

      1. The perpendicularity of the surface must be within 0.004 in. (0.102 mm) in relation to diameter S.

        The rough of the bore surface must be 63 microin. (1.6 micron).

        Use grinding machine.

    2. SUBTASK 72-60-31-320-052 Machine the Housing Bore of the MCD

    1. Refer to Figure and Figure.

    2. Machine the housing bore.

    3. SUBTASK 72-60-31-320-058 Examine the Deoiler Casing

      1. Inspect the casing for cracks in the area of the bore.

      1. Use a magnifying glass.

    4. SUBTASK 72-60-31-330-051 Apply the Chromate Conversion Coating

      1. Apply the chromate conversion coating to the machined surfaces and to the threads.

      1. Refer to the SPM TASK 70-38-02-300-503.

    5. SUBTASK 72-60-31-350-051 Install the Threaded Insert

      1. Lubricate packing AS3208-11 and install it on the groove of the insert.

      2. Install the insert into threaded hole in the deoiler casing.

      1. Tighten the insert by hand.

    3. Torque the insert to 53.105 to 70.806 lbfin (6 to 8 Nm).

    6. SUBTASK 72-60-31-350-052 Identify the Repair

    1. Refer to Figure and Figure.

      2. Make a mark VRS5429 adjacent to the part number.

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

    7. 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
Change Type:

Added part number. (11VR850A)

Link not Found
Manufacturer Code:LOCAL
Enterprise Name:LOCALLY SUPPLIED
Link not Found
Link not Found
Manufacturer Code:X333X
Supply Number:CoMat 10-077
Type:sp01
Supply Short Name:CoMat 10-077 APPROVED ENGINE OILS
Supply Name:CoMat 10-077 APPROVED ENGINE OILS
Specification Groups:
Doc NumberType
For V2500-A1/A5/D5 models - Refer to V2500 Service Bulletin ENG-79-0108
For V2500-E5 model - Refer to Service Bulletin E5-79-0001
Suppliers:
ManufacturerRemarks
X333X
Link not Found
Link not Found
Manufacturer Code:LOCAL
Tool Number:Workshop inspection equipment
Tool Name:Workshop inspection equipment