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 72-41-21-300-067 HPC Heatshields - Blend Repair On The Stage 10 Front Heatshield, Repair-067 (VRS6337)
General
This Repair must only be done when the instruction to do so is given in 72-41-21 Inspection/Check.
The practices and processes referred to in the procedure by the TASK/SUBTASK numbers are in the SPM.
Price and availability
Refer to International Aero Engines
NOTE
NOTE
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| 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 Figure.
Refer to the SPM TASK 70-35-03-300-501.
The diameter of the repaired area must be 50 X D, where D is the maximum depth of material removed and must not be more than 0.005in. (0.13 mm).
Remove area(s) of damage.
Refer to the SPM TASK 70-35-03-300-501.
Remove sharp corners. Make sure damage marks are fully removed.
Make smooth.
Refer to the SPM TASK 70-35-03-300-501.
Polish to remove dressing marks.
Polish.
SUBTASK 72-41-21-350-124 Remove Damaged Area(s)
Refer to Figure.
SUBTASK 72-41-21-220-284 Examine the Repair
Refer to the SPM TASK 70-23-01-230-501.
Use penetrant crack test equipment.
No cracks are permitted.
Do a penetrant crack test.
SUBTASK 72-41-21-230-128 Do a Crack Test
Figure: Repair details and dimensions
Repair details and dimensions

