TASK 71-71-42-300-004 Collector Plate - Repair The Tube End Fittings, Repair-004

DMC:V2500-A0-71-71-4201-00A-657A-C|Issue No:002.00|Issue Date:2016-02-01

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 71-71-42-300-004 Collector Plate - Repair The Tube End Fittings, Repair-004

Effectivity

FIG/ITEM

PART NO.

01-050

740-5682-503

01-050

740-5682-505

01-050

745-5682-501

01-050

745-5682-503

01-050C

745-5682-505

General

This repair can be done on the end fittings of the tube during overhaul.

Material of component

RR

DESCRIPTION

SYMBOL

MATERIAL

Collector plate assembly

Stainless steel

Price and availability - not applicable

Related repairs - not applicable

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

As the collector plate assembly comprises several tubes each must be dealt with separately using the correct tap size.

NOTE

To identify the consumable materials refer to the PCI.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 01-076 METHYL ETHYL KETONELOCALCoMat 01-076
CoMat 02-099 LINT-FREE CLOTHLOCALCoMat 02-099
CoMat 02-102 BRUSH, PAINTLOCALCoMat 02-102
CoMat 10-035 COMPOUND, METAL CUTTING,WATER-TYPE0AM53CoMat 10-035

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 71-71-42-110-052 Clean the End Fittings

      1. Clean the end fittings.

    2. SUBTASK 71-71-42-350-052 Repair the Screw Threads

      1. CAUTION

        DO NOT DAMAGE THE SEALING FACES OF THE END FITTINGS. IT CAN MAKE THE TUBE UNSERVICEABLE.

        Visually examine the screw threads.

      1. If more than three turns of the screws are damaged, then discard the tube assembly.

      2. Repair the screw threads.

      1. Use the applicable thread tap and the CoMat 10-035 COMPOUND, METAL CUTTING,WATER-TYPE. If the thread tap does not turn easily, discard the end fitting. Refer to Figure for the thread taps to be used on each part number.

      3. Make sure that the dimensions of the screw threads are correct.

        1. Use the applicable thread gage to measure the size of the threads.

        1. The GO end of the gage must go in the end fitting. The NO-GO end of the gage must not go in the end fitting. If the NO-GO end goes in, discard the end fitting.

    3. SUBTASK 71-71-42-350-053 Repair the Wrench Flats

      1. Make the wrench flats flat and smooth.

      1. Use the smooth flat file to remove all burrs and scratches.

      2. Measure the distance across the flats at each of three positions.

        1. Each pair of flats must be parallel to each other. If the distance is not correct or the flats are not parallel, discard the end fitting.

        1. Refer to Figure for the distances for each part number.

      3. Clean the end fitting.

    4. SUBTASK 71-71-42-220-060 Examine the End Fitting

      1. Examine the end fitting.

    5. SUBTASK 71-71-42-230-055 Examine the End Fitting

      1. Do a dye-penetrant test on the end fitting.

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

    6. SUBTASK 71-71-42-850-054 Put the Repair Scheme Number on the Tube

      1. Mark the repair scheme number VRS2960 on the tube adjacent to the part number using the electro-etch method.

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

    7. Figure: Table - Thread Taps

    Table - Thread Taps

    Figure: Table - Across Flats Distance

    Table - Across Flats Distance

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Added PN 745-5682-505 to the effectivity table. (15VN808)

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:LOCAL
Enterprise Name:LOCALLY SUPPLIED
Manufacturer Code:LOCAL
Supply Number:CoMat 01-076
Type:sp01
Supply Short Name:CoMat 01-076 METHYL ETHYL KETONE
Supply Name:CoMat 01-076 METHYL ETHYL KETONE
Specification Groups:
Doc NumberType
METHYL ETHYL KETONE, TECHNICAL GRADE, CERTIFIED TO BSI BS 1940 OR ASTM D740, OR TT-M-261
Suppliers:
ManufacturerRemarks
LOCAL
Manufacturer Code:X222X
Supply Number:CoMat 02-099
Type:sp01
Supply Short Name:CoMat 02-099 LINT-FREE CLOTH
Supply Name:CoMat 02-099 LINT-FREE CLOTH
Specification Groups:
Doc NumberType
WHERE COMAT 02-099 IS SPECIFIED WITH NO SUFFIX, USE COMAT 02-099A OR COMAT 02-099B.
Suppliers:
ManufacturerRemarks
X222X
Manufacturer Code:LOCAL
Supply Number:CoMat 02-102
Type:sp01
Supply Short Name:CoMat 02-102 BRUSH, PAINT
Supply Name:CoMat 02-102 BRUSH, PAINT
Specification Groups:
Doc NumberType
PAINT-BRUSH
Suppliers:
ManufacturerRemarks
LOCAL
Manufacturer Code:0AM53
Supply Number:CoMat 10-035
Type:sp01
Supply Short Name:CoMat 10-035 COMPOUND, METAL CUTTING,WATER-TYPE
Supply Name:CoMat 10-035 COMPOUND, METAL CUTTING,WATER-TYPE
Specification Groups:
Doc NumberType
DELETED
Suppliers:
ManufacturerRemarks
0AM53