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 72-41-21-300-026 HPC Front Support Cone Stiffening Ring - Replace The Surface Protection, Repair-026 (VRS6160)
Material of component
RR | ||
|---|---|---|
DESCRIPTION SYMBOL MATERIAL | ||
Ring, stiffening support cone - HP Compressor | QTX or QRK | Nickel, cobalt steel |
General
This Repair must only be done when the instruction to do so is given in 72-41-21 Inspection/Check.
Deleted
Deleted
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Deleted
The practices and processes referred to in the procedure by the TASK/SUBTASK number are in the SPM.
Price and availability
Refer to International Aero Engines
Related repairs
None
NOTE
Equivalent materials or equipment can be used.
More equipment and materials necessary to do this Repair are in the SPM TASKS given below:
NOTE
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 | ||
| Abrasive blast equipment | LOCAL | Abrasive blast equipment | ||
| Paint spray equipment | LOCAL | Paint spray equipment | ||
| Conductivity meter | LOCAL | Conductivity meter | ||
| Paint brush | LOCAL | Paint brush |
Consumables, Materials and Expendables
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| CoMat 02-001 ADHESIVE TAPE (MASKING) | LOCAL | CoMat 02-001 | ||
| CoMat 02-005 ADHESIVE TAPE (MASKING) | LOCAL | CoMat 02-005 | ||
| CoMat 01-019 FLUX REMOVING SOLUTION | K6835 | CoMat 01-019 | ||
| CoMat 05-003 ABRASIVE MEDIUM ALUMINUM OXIDE, 120/220 GRADE | LOCAL | CoMat 05-003 | ||
| CoMat 06-073 INK, METAL MARKING | 88303 | CoMat 06-073 | ||
| CoMat 07-024 AEROLAC METAL PROTECTIVE VARNISH, CLEAR | LOCAL | CoMat 07-024 | ||
| CoMat 07-036 ALUMINIUM HIGH HEAT RESISTANT PAINT | 0AM53 | CoMat 07-036 | ||
| CoMat 02-019 TAPE, ADHESIVE PAPER HEAT RESISTING MASKING | 94960 | CoMat 02-019 |
Spares
NONESafety Requirements
NONEProcedure
Refer to Figure.
Refer to the SPM TASK 70-12-02-120-501.
Seal areas not to be blasted.
Use CoMat 05-003 ABRASIVE MEDIUM ALUMINUM OXIDE, 120/220 GRADE with abrasive blast equipment.
Dry abrasive blast areas to be repaired.
SUBTASK 72-41-21-120-071-A00 Prepare the Ring to Apply the Surface Protection, Assembly A
Refer to Figure.
Refer to the SPM TASK 70-12-02-120-501.
Seal areas not to be blasted.
Use CoMat 05-003 ABRASIVE MEDIUM ALUMINUM OXIDE, 120/220 GRADE with abrasive blast equipment.
Dry abrasive blast areas to be repaired.
SUBTASK 72-41-21-120-072-B00 Prepare the Ring to Apply the Surface Protection, Assembly B
Refer to Figure.
Refer to the SPM TASK 70-38-21-380-501, SUBTASK 70-38-21-380-008.
Use CoMat 07-036 ALUMINIUM HIGH HEAT RESISTANT PAINT, with paint spray equipment.
Apply the surface protection.
SUBTASK 72-41-21-380-078-A00 Apply the Surface Protection, Assembly A
Refer to Figure.
Refer to the SPM TASK 70-38-21-380-501, SUBTASK 70-38-21-380-008.
Use CoMat 07-036 ALUMINIUM HIGH HEAT RESISTANT PAINT, with paint spray equipment.
Apply the surface protection.
SUBTASK 72-41-21-380-104-B00 Apply the Surface Protection, Assembly B
Refer to Figure.
Refer to the SPM TASK 70-38-21-380-501, SUBTASK 70-38-21-220-001 (Type A coating).
Examine the surface protection.
SUBTASK 72-41-21-220-266-A00 Examine the Surface Protection, Assembly A
Refer to Figure.
Refer to the SPM TASK 70-38-21-380-501, SUBTASK 70-38-21-220-001 (Type A coating).
Examine the surface protection.
SUBTASK 72-41-21-220-408-B00 Examine the Surface Protection, Assembly B
Refer to the SPM TASK 70-09-00-400-501, SUBTASK 70-09-00-400-002.
Use CoMat 06-073 INK, METAL MARKING followed by CoMat 07-024 AEROLAC METAL PROTECTIVE VARNISH, CLEAR.
Mark the part number adjacent to the existing markings which are under the surface protection.
Re-identify the part.
SUBTASK 72-41-21-350-108 Identify the Part
Figure: Repair details and dimensions - Assy A
Repair details and dimensions - Assy A

Figure: Repair details and dimensions - Assy B
Repair details and dimensions - Assy B

