DMC:V2500-A0-72-32-8315-03A-649A-CIssue No:001.00Issue 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 72-32-83-300-046 LPC Stage 1.5 Stator - Repair Surface Damage By Blending, Repair-046 (VRS1764)
General
Price and availability - none
The practices and processes referred to in the procedure by the TASK numbers are in the SPM.
NOTE
To identify the consumable materials refer to the PCI.
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| Fluorescent Penetrant Inspection Equipment | LOCAL | Fluorescent penetrant inspection equipment |
Consumables, Materials and Expendables
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| CoMat 05-020 WATERPROOF SILICON CARBIDE | LOCAL | CoMat 05-020 | ||
| CoMat 05-021 WATERPROOF SILICON CARBIDE | 44197 | CoMat 05-021 |
Spares
NONESafety Requirements
NONEProcedure
Refer to Figure.
The surface finish of the repair area must be the same as the adjacent area.
Refer to the SPM TASK 70-35-03-300-501.
CAUTION
WHEELS, STONES AND ABRASIVE PAPERS USED TO DRESS, MAKE SMOOTH OR POLISH A TITANIUM COMPONENT MUST BE OF THE SILICON CARBIDE TYPE. ALUMINUM OXIDE TYPES MUST NOT BE USED.CAUTION
THE MATERIAL WILL OXIDIZE AND CRACK IF MECHANICAL CUTTERS ARE USED HEAVILY. THIS HAS OCCURRED IF THE COMPONENT SHOWS DARK STRAW TO BLUE DISCOLOURATION. IF AT ANY TIME THIS COLOURATION OCCURS, THE COMPONENT MUST BE REJECTED.Make smooth and/or hand polish to remove nicks, scores and/or galls.
SUBTASK 72-32-83-350-073 Remove the Damage from the LPC Stage 1.5 Stator Assembly
Refer to TASK 72-32-83-200-000 (INSPECTION-000).
Visually examine the repaired area.
SUBTASK 72-32-83-220-157 Visually Examine the LPC Stage 1.5 Stator Assembly
Refer to the SPM TASK 70-23-05-230-501 and TASK 72-32-85-200-000 (INSPECTION-000).
Use penetrant inspection equipment.
Do a penetrant crack test.
SUBTASK 72-32-83-230-071 Examine the LPC Stage 1.5 Stator Assembly for Cracks
Figure: LPC stage 1.5 stator assembly - Blend limits on outer platform
LPC stage 1.5 stator assembly - Blend limits on outer platform
