TASK 72-50-22-300-045 LPT Stage 5 Vane - Overcoat The Aluminide Coating, Repair-045 (VRS4250)

DMC:V2500-A0-72-50-2205-03A-609A-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 72-50-22-300-045 LPT Stage 5 Vane - Overcoat The Aluminide Coating, Repair-045 (VRS4250)

Effectivity

FIG/ITEM

PART NO.

01-350

3A1825

01-350

3A2305

Material of component

PART IDENT

SYMBOL

MATERIAL

Stage 5 turbine vane

MAR - M - 247

General

Price and availability - none

Refer to Figure for locating the area to be repaired.

Repair Facilities

The proprietary nature of this repair requires that any facility not authorized to accomplish this repair either, utilize the Authorized Repair Vendors listed below or contact the IAE Repair Services Group to determine if a qualification program can be initiated at their facility.

IAE INTERNATIONAL AERO ENGINES AG
400 Main Street, M/S 121-10
East Hartford, CT06088
U.S.A.
ATTN: Manager Repair Services
Authorized repair vendors for VRS4250 TASK 72-50-22-300-045 (REPAIR-045) are listed in TASK 70-38-10-380-501.
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. Authorised repair vendors do not act as agents or representatives of IAE.
Before repair remove the honeycomb, refer to VRS4168 (Part No. 3A1825) TASK 72-50-22-300-047 (REPAIR-047).
Before repair remove the honeycomb, refer to VRS4331 (Part No. 3A2305) TASK 72-50-22-300-063 (REPAIR-063).
After coating repair install the honeycomb, refer to VRS4168 (Part No. 3A1825) TASK 72-50-22-300-047 (REPAIR-047).
After coating repair install the honeycomb, refer to VRS4331 (Part No. 3A1825) TASK 72-50-22-300-047 (REPAIR-047).
This repair may be done only once.
Preliminary Requirements
Pre-Conditions
NONE
Support Equipment
NONE
Consumables, Materials and Expendables
NONE
Spares
NONE
Safety Requirements
NONE
Procedure
    1. SUBTASK 72-50-22-220-238 Do the Post Repair Inspection
      1. Visually examine the coated areas for defects.
      1. Use workshop inspection equipment.
      2. Visually examine for vibro engrave appropriate vendor source symbol.
      1. Refer to the SPM TASK 70-38-10-380-501.
      3. Visually examine the braze of the locating key for damage.
      1. If necessary, replace the locating key.
        Refer to VRS4173 TASK 72-50-22-300-048 (REPAIR-048).
    2. Figure: Overcoat the aluminide coating of the stage 5 turbine vane
    Overcoat the aluminide coating of the stage 5 turbine vane
Requirements After Job Completion
Follow-On Conditions
NONE