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 72-32-23-300-008 Rotor Center Ring Seal Carrier Assembly - Blend Repair, Repair-008 (VRS6112)
Material of component
PART IDENT | SYMBOL | MATERIAL |
|---|---|---|
Seal ring carrier | AGY | Hykro (Air Melted) |
Retainer | AGY | Hykro (Air Melted) |
Seal ring | EAK | Modified 12 percent Chromium Steel |
General
This repair must only be done when the instruction to do so is given in TASK 72-32-23-200-000 (INSPECTION-000).
The practices and processes referred to in the procedure by the TASK/SUBTASK number are in the SPM.
NOTE
NOTE
Price and availability
Refer to International Aero Engines
Related repairs
HP Compressor Seal Ring Carrier Assembly - Replace the Surface Protection, refer to Repair VRS6119, TASK 72-32-23-300-012 (REPAIR-012).
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| Chemical cleaning equipment | LOCAL | Chemical cleaning equipment | ||
| Penetrant Crack Test Equipment | LOCAL | Penetrant crack test equipment | ||
| Workshop inspection equipment | LOCAL | Workshop inspection equipment |
Consumables, Materials and Expendables
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| CoMat 05-106 ABRASIVE STONE | K6835 | CoMat 05-106 | ||
| CoMat 05-110 EMERY POLISHING PAPER | 0AM53 | CoMat 05-110 | ||
| CoMat 05-111 EMERY POLISHING PAPER | 06565 | CoMat 05-111 |
Spares
NONESafety Requirements
NONEProcedure
Refer to TASK 72-32-23-100-000 (CLEANING-000).
Chemically clean.
SUBTASK 72-32-23-110-067 Clean the Seal Ring Carrier Assembly
Refer to TASK 72-32-23-200-000 (INSPECTION-000).
Do a penetrant crack test.
SUBTASK 72-32-23-230-055 Do a Crack Test
Refer to Figure.
Refer to the SPM TASK 70-35-03-300-501.
The diameter of the repaired area(s) is to be 50 times the depth.
The maximum depth of the repaired area(s) is to be 0.010 in. (0.25 mm).
Remove the damaged material as necessary. Do not remove more than is necessary.
Refer to the SPM TASK 70-35-03-300-501.
Make sure all damage marks are completely removed and the area(s) made smooth into the adjacent material.
Make smooth the repaired area(s).
Refer to the SPM TASK 70-35-03-300-501.
Polish the repaired area to remove scratches and to give a smooth surface finish.
Polish the repaired area(s).
SUBTASK 72-32-23-350-052 Remove the Damaged Area(s)
Refer to Figure.
SUBTASK 72-32-23-220-068 Examine the Repaired Area(s)
Refer to the SPM TASK 70-23-05-230-501.
Cracks are not permitted.
Do a penetrant crack test of the damaged area(s).
SUBTASK 72-32-23-230-056 Do a Crack Test
Refer to Repair VRS6119, TASK 72-32-23-300-012 (REPAIR-012).
Apply surface protection.
SUBTASK 72-32-23-380-051 Apply Surface Protection
Figure: Repair details and dimensions
Repair details and dimensions
