TASK 72-42-61-300-016 Outer Combustion Chamber Liner - Weld Repair Oversize Rivet Hole(s) In The Access Cover And Hood, Repair-016 (VRS3596)

DMC:V2500-A0-72-42-6101-01A-627A-C|Issue No:003.00|Issue Date:2020-08-01

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 72-42-61-300-016 Outer Combustion Chamber Liner - Weld Repair Oversize Rivet Hole(s) In The Access Cover And Hood, Repair-016 (VRS3596)

Effectivity

FIG/ITEM

PART NO.

01-501

2A0550-01

01-501

2A2723-01

01-501

2A2837-01

01-501

2A3345-01

01-501

2A3345-001

01-501

2A3345-002

01-501

2A3345-003

01-501

2A3345-004

01-501

2A3347-01

01-501

2A3347-001

01-501

2A3347-002

01-501

2A3347-003

01-501

2A3347-004

01-501

2A3347-005

01-501

2A3439-01

01-501

2A3439-001

01-501

2A3439-002

01-501

2A3439-003

01-501

2A3439-004

01-501

2A3439-005

01-501

2A3439-006

01-501

2A3439-007

01-501

2A3439-008

01-501

2A3440-01

01-501

2A3440-001

01-501

2A3440-002

01-501

2A3440-003

01-501

2A3440-004

01-501

2A3440-005

01-501

2A3440-006

01-501

2A3440-007

01-501

2A3441-01

01-501

2A3441-001

01-501

2A3441-002

01-501

2A3441-003

01-501

2A3441-004

01-501

2A3441-005

01-501

2A3441-006

01-501

2A3441-007

01-501

2A3441-008

01-501

2A3442-01

01-501

2A3442-001

01-501

2A3442-002

01-501

2A3442-003

01-501

2A3442-004

01-501

2A3442-005

01-501

2A3442-006

01-501

2A3442-007

01-501

2A3442-008

01-501

2A4284-01

01-501

2A4309-01

01-501

2A4312-01

01-501

2A4314-01

01-501

2A4314-001

01-520

2A2711-01

Material of component

PART IDENT

SYMBOL

MATERIAL

Combustion chamber outer access cover

-

-

General

Price and Availability - Refer to IAE.

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

NOTE

This repair is applicable when the access cover and hood rivet holes exceed the required diameter of 0.143 in. - 0.147 in. (3.63 mm - 3.73 mm).

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
3x magnifier white lightLOCAL3x magnifier white light

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 03-287 WELDING FILLER WIRELOCALCoMat 03-287

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-42-61-350-090 Remove the Access Plate from the Hood

      1. Remove the access plate from the hood.

      1. Refer to TASK 72-42-61-300-007, SUBTASK 72-42-61-350-071, VRS3095, (REPAIR-007).

    2. SUBTASK 72-42-61-160-001 Clean the Repair Area

      1. Clean the area to be repaired.

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

    3. SUBTASK 72-42-61-310-061 Weld the Rivet Hole(s)

      NOTE

      The hood and the access cover are to be repaired separately.

      1. Manually weld the rivet hole(s) in the area to be repaired.

      1. Use CoMat 03-287 WELDING FILLER WIRE and the manual gas tungsten arc weld method. Refer to the SPM TASK 70-31-13-310-501.

    4. SUBTASK 72-42-61-320-001 Finish Machine the Rivet Hole(s)

    1. Refer to Figure.

    2. Locate and machine the rivet hole to 0.143 in. to 0.147 in. (3.63 mm to 3.73 mm) finish diameter.

    5. SUBTASK 72-42-61-220-067 Examine the Repaired Area

      1. Examine the repaired area.

      1. Use a white light and 3x magnification.

    2. No cracks are permitted

    6. SUBTASK 72-42-61-350-091 Install the Rivet(s)

      1. Install the rivet(s).

      1. Refer to Repair, VRS3095 TASK 72-42-61-300-007 (REPAIR-007), SUBTASK 72-42-61-350-074.

    7. Figure: Repair Details and Dimensions

    Repair Details and Dimensions

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Revised repair reference. (20VC034)

Manufacturer Code:LOCAL
Enterprise Name:LOCALLY SUPPLIED
Manufacturer Code:LOCAL
Supply Number:CoMat 03-287
Type:sp01
Supply Short Name:CoMat 03-287 WELDING FILLER WIRE
Supply Name:CoMat 03-287 WELDING FILLER WIRE
Specification Groups:
Doc NumberType
INCONEL 625 AMS 5837 AMS 5837
Suppliers:
ManufacturerRemarks
LOCAL
2R602
55596
58401
Manufacturer Code:LOCAL
Tool Number:3x magnifier white light
Tool Name:3x magnifier white light