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 72-32-70-300-004 LPC Bleed Valve Arm Pins - Blend Repair, Repair-004 (VRS1739)
Effectivity
FIG/ITEM | PART NO. |
|---|---|
01-720 | 5A0793 |
02-240 | 5A0473 |
02-240 | 5A1793 |
02-240 | 5A1820 |
02-240 | 5A2229 |
02-270 | 5A0478 |
02-270 | 5A1794 |
02-270 | 5A1821 |
02-270 | 5A2230 |
General
The practices and processes referred to in the procedure by the TASK number are in the SPM.
NOTE
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 05-019 WATERPROOF SILICON CARBIDE | LOCAL | CoMat 05-019 | ||
| 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.
Use abrasive stone or CoMat 05-019 WATERPROOF SILICON CARBIDE, CoMat 05-020 WATERPROOF SILICON CARBIDE and CoMat 05-021 WATERPROOF SILICON CARBIDE and/or fine file.
The surface finish of the repair must be the same as the adjacent area.
Refer to the SPM TASK 70-35-03-300-501.
Make smooth and/or hand polish to remove all raised metal.
SUBTASK 72-32-70-350-052 Remove the Damage from the Pins
Use a 10X magnifying glass.
Refer to TASK 72-32-70-200-000 (INSPECTION-000).
Visually examine the repaired area for raised metal.
Visually examine the repaired area.
SUBTASK 72-32-70-220-066 Examine the Pins
Refer to TASK 72-32-70-200-000 (INSPECTION-000).
Examine the diameter, if the diameter surface has been repaired.
SUBTASK 72-32-70-220-067 Examine the Pin Diameter
Refer to TASK 72-32-70-200-000 (INSPECTION-000).
Refer to the SPM TASK 70-23-05-230-501.
Make sure that there are no cracks in the repaired area.
Fluorescent penetrant examine the repaired area.
SUBTASK 72-32-70-230-056 Examine the Pins for Cracks
Figure: Pin (01-720, 02-240 and 02-270) - Repair limit
Pin (01-720, 02-240 and 02-270) - Repair limit
