TASK 72-42-20-840-001 No. 4 Bearing Scavenge Oil Tube - Rework The Tube, Rework-001 - SBE 72-0004

DMC:V2500-A0-72-42-2021-00A-933A-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 72-42-20-840-001 No. 4 Bearing Scavenge Oil Tube - Rework The Tube, Rework-001 - SBE 72-0004

Effectivity

FIG/ITEM

PART NO.

02-020

2A0830-01

02-020

2A1949-01

General

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

Refer to the indicated Service Bulletin for specific application requirements.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-42-20-320-051 Machine the No.4 Bearing Scavenge Tube Assembly

      1. Set up and machine the welded tabs (A and B) for the full length of the heat shield.

      1. Refer to Figure and PN 2A1949-01, Figure for PN 2A0830-01 and Figure.

    2. Remove the heat shield and the insulation blanket from the tube assembly

    2. SUBTASK 72-42-20-350-051 Identify the No.4 Bearing Scavenge Tube Assembly with the New Part Number

      1. Identify the tube assembly with the new part number adjacent to the existing part number. Use the vibration peen method.

      1. NUMBER BEFORE - 2A1949-01

      2. NEW NUMBER - 2A2028-01

      3. NUMBER BEFORE - 2A0830-01

      4. NEW NUMBER - 2A0830-001

      5. Refer to SPM TASK 70-09-00-400-501.

    3. Figure: Rework the No.4 Bearing Scavenge Tube Assembly (PN 2A1949-01)

    Rework the No.4 Bearing Scavenge Tube Assembly (PN 2A1949-01)

    Figure: Rework the No.4 Bearing Scavenge Tube Assembly (PN 2A0830-01)

    Rework the No.4 Bearing Scavenge Tube Assembly (PN 2A0830-01)

    Figure: Rework the No.4 Bearing Scavenge Tube Assembly

    Rework the No.4 Bearing Scavenge Tube Assembly

Requirements After Job Completion

Follow-On Conditions

NONE