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 72-50-53-300-052 Turbine Exhaust Case (TEC) - Replace The Ground Handling Bushing(s), Repair-052 (VRS3016)
Effectivity
FIG/ITEM | PART NO. |
|---|---|
21-300 | 2A1209-01 |
21-300 | 2A2620-01 |
21-300 | 2A3111-01 |
21-300 | 2A3183-01 |
21-300 | 2A3455-01 |
21-300 | 2A3183-101 |
21-300 | 2A4258-01 |
21-300 | 2A4263-01 |
Material of component
PART IDENT | SYMBOL | MATERIAL |
|---|---|---|
Turbine exhaust case assembly | - | Corrosion and heat resistant stainless steel |
General
Price and availability - none
The practices and processes referred to in the procedure by the TASK numbers are in the SPM.
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| Hot Air Gun | LOCAL | Hot Air Gun | ||
| Freezer | LOCAL | Freezer | ||
| Magnifying Glass, 5x | LOCAL | Magnifying Glass, 5x | ||
| IAE 1F10202 Slide, Hammer | 0AM53 | IAE 1F10202 | 1 |
Consumables, Materials and Expendables
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| CoMat 10-077 APPROVED ENGINE OILS | X333X | CoMat 10-077 |
Spares
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| Bushing | LOCAL | 2A2163 | AR | |
| Bushing | LOCAL | 2A2163P5 | AR | |
| Bushing | LOCAL | 2A2163P10 | AR | |
| Bushing | LOCAL | 2A2163P15 | AR | |
| Bushing | LOCAL | 2A2163P20 | AR | |
| Bushing | LOCAL | 2A2163P25 | AR |
Safety Requirements
NONEProcedure
Use IAE 1F10202 Slide, Hammer 1 off.
Refer to Figure.
You can use CoMat 10-077 APPROVED ENGINE OILS to make it easier to remove the bushing.
Remove the damaged bushing(s).
SUBTASK 72-50-53-350-103 Remove the Damaged Bushing(s) from the Turbine Exhaust Case Assembly
Refer to Figure.
Use the applicable size replacement bushing to get a 0.0012 to 0.0024 in. (0.030 to 0.060 mm) tight fit.
If the hole is worn, machine the hole to the nearest oversize diameter.
SUBTASK 72-50-53-320-098 Machine the Hole for the Bushing
Refer to the SPM TASK 70-23-05-230-501. Use medium sensitivity (water washable).
Cracks are not permitted.
Do a local FPI on the bushing holes.
SUBTASK 72-50-53-230-089 Fluorescent Penetrant Inspect the Turbine Exhaust Case
Use IAE 1F10202 Slide, Hammer 1 off.
Refer to Figure.
You can chill the bushings and heat the case flange to make it easier to install the bushings.
Install new bushings.
SUBTASK 72-50-53-350-104 Install New Bushings
Refer to Figure and TASK 72-50-53-200-000 (INSPECTION-000).
Examine the repair.
SUBTASK 72-50-53-220-192 Examine the Repair
Figure: Repair Details and Dimensions
Repair Details and Dimensions
Figure: Repair Details and Dimensions
Repair Details and Dimensions
