TASK 72-00-00-300-004 Engine General - Dressing Of Damaged Leading Or Trailing Edges On The HP Compressor Blades Through The Borescope Ports, Repair-004 (VRS9653)

DMC:V2500-A0-72-00-0000-00A-970A-C|Issue No:004.00|Issue Date:2019-08-01

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 72-00-00-300-004 Engine General - Dressing Of Damaged Leading Or Trailing Edges On The HP Compressor Blades Through The Borescope Ports, Repair-004 (VRS9653)

Effectivity

FIG/ITEM

PART NO.

Various

Various

Material of component

PART IDENT

SYMBOL

MATERIAL

HP Compressor blades - Stages 3-8

Titanium alloy

HP Compressor blades - Stages 9-12

Inco 718

General

This repair must only be done when the instruction to do so is given in TASK 72-00-00-200-002-A00 (Inspection-002) or TASK 72-00-00-200-002-B00 (Inspection-002) or TASK 72-00-00-200-802 (Special Procedures-002).

This repair allows the dressing of damaged leading or trailing edges of HP Compressor blades through the borescope inspection ports.

This is a source demonstration repair which can only be done by authorized repair vendors whose personnel have the necessary approvals.

Price and availability - Refer to Step.

Related repairs - none.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

NONE

Procedure

    1. Repair Facilities

    2. The source demonstration requirements of this repair means 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 CT 06118

      U.S.A.

      Attn: Manager Technical Services

    3. Authorized repair vendors for VRS9653 are listed below.

      Pratt and Whitney Line Maintenance Services, Inc.

      Dallas Aviation Field Service

      400 Main Street

      East Hartford CT 06118

      USA

      Tel: (860) 565-0140

      Fax: (860) 565-5442

      MTU Maintenance Zhuhai Co. Ltd

      1 Tianke Road

      Free Trade Zone

      Zhuhai, Guangdong 519030

      P.R. CHINA

      Tel: +86 756 8687-806

      Fax: +86 756 8687-901

      AOG: +86 138 23039999

      MTU Maintenance Hannover GmbH

      Muenchner Strasse 31

      30855 Langenhagen

      Germany

      Tel: +49 511 7806-0

      Fax: +49 511 7806-2111

      AOG: +49 171 4314333

      BizJet International Sales and Support, Inc.

      3515 North Sheridan Road

      Tulsa, Oklahoma 74115

      USA

      Tel: +1 918 832-7733

      Fax: +1 918 832-8627

      NOTE

      BizJet is approved to perform this repair on V2500-A5 (Non-Select and Select) engines only.
    4. 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 on 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.

    1. Information Required

      1. When requesting the in-situ dressing service please have the following information available:

      2. Engine Mark (A1, A5 or D5).

      3. Stages requiring dressing.

      4. Number of blades per stage requiring dressing.

      5. Maximum depth of damage per stage.

        1. Contact details.

        2. Name.

        3. Telephone number.

        4. Fax number.

        5. E-mail address.

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Revised the procedure to update vendor address. (19VG072)