TASK 72-45-31-300-008 HPT Stage 2 Hub - Machine Repair The Spline, Repair-008 (VRS3499)

DMC:V2500-A0-72-45-3101-02A-970A-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 72-45-31-300-008 HPT Stage 2 Hub - Machine Repair The Spline, Repair-008 (VRS3499)

Effectivity

FIG/ITEM PART NO.

01-010

2A0902

01-011

2A1202

01-011

2A2302

01-011

2A3002

01-011

2A4802

Material of component

DESCRIPTION SYMBOL MATERIAL

Stage 2 turbine hub

Nickel alloy

General

Price and availability - none

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

Repair facilities

The critical nature of this repair requires that each facility intending to accomplish this repair contact the IAE Repair Development Group before initiating the repair procedures.

IAE-INTERNATIONAL AERO ENGINES
AG
400 Main Street
East Hartford
CT 06108 USA

Authorized repair vendors for Repair VRS3499 are listed below:

PRATT AND WHITNEY OVERHAUL AND
REPAIR OPERATIONS
400 Main
Street
East Hartford
CT06108 USA
Well No.14

TRC
DIVISION OF CAVAL TOOL AND MACHINING COMPANY, INC
275 Richard Street
Newington, CT06111 USA

MTU Maintenance GmbH
Airport Hannover
Munchner Strasse 31
30855 Langenhagen
Germany
Attn:  Program Manager, V2500

The designation by IAE of an authorized repair vendor indicates that the repair vendor has demonstrated the necessary capability to enable it to carry out the listed repair work. However, IAE makes no warranties or representations concerning the qualifications or quality standards of the repair vendors to carry out the repair work, and accepts no responsibility whatsoever for any work that may be carried out by a repair vendor, other than when IAE is listed as the repair vendor. Authorized repair vendors do not act as agents or representatives of IAE.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-45-31-220-083 Post Repair Inspection

    1. Refer to: Figure

      2. Visually inspect the repair.

      1. Refer to TASK 72-45-31-200-001 (INSPECTION/CHECK-001 CONFIG-001,-003,-004 and-005) except the minimum spline length after the repair is 0.900 in. (22.86 mm).

    3. Visually inspect for vibro-engraved VRS3499 adjacent to the part number.

    2. Figure: Stage 2 turbine hub spline machining repair area

    Stage 2 turbine hub spline machining repair area

Requirements After Job Completion

Follow-On Conditions

NONE