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 72-32-41-300-002 No. 1 Bearing Support Assembly - Replace The Self Locking Clinch Nut, Repair-002 (VRS1271)
Material of component
RR | ||
|---|---|---|
DESCRIPTION | SYMBOL | MATERIAL |
No. 1 bearing support | 11Cr-1Mo-0.85Mn-0.65Ni-0.25 | |
V-0.15C Steel |
General
Price and availability - none
The practices and processes referred to in the procedure by the TASK numbers are in the SPM.
For the method to clean the parts, refer to TASK 72-32-41-100-000 (CLEANING-000).
NOTE
To identify the consumable materials refer to the PCI.
Other consumable materials are given in the SPM.
NOTE
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| Drill | LOCAL | Drill | 0.377in. (9.58 mm) | |
| Mallet | LOCAL | Mallet | ||
| Punch | LOCAL | Punch | ||
| Magnifying glass, 2x | LOCAL | Magnifying glass, 2x | ||
| IAE 3J13502 Squeezer | 0AM53 | IAE 3J13502 | 1 |
Consumables, Materials and Expendables
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| CoMat 05-020 WATERPROOF SILICON CARBIDE | LOCAL | CoMat 05-020 | ||
| CoMat 05-021 WATERPROOF SILICON CARBIDE | 44197 | CoMat 05-021 |
Spares
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| Clinch nut | 4W0027 | 18 |
Safety Requirements
NONEProcedure
Refer to Figure.
Visually examine the nut location hole. SPM TASK 70-20-01-200-501.
SUBTASK 72-32-41-350-052 Remove Damaged Clinch Nut
Refer to Figure.
Use IAE 3J13502 Squeezer 1 off.
Make sure that clinch nut is installed satisfactorily.
Hold the clinch nut in position and make flare.
Refer to TASK 72-32-41-200-000 (INSPECTION-000) and the SPM TASK 70-20-01-200-501.
Visually examine flare of the clinch nut for cracks. If cracked, replace.
SUBTASK 72-32-41-350-053 Install New Clinch Nut
Figure: Replacement of the clinch nut
Replacement of the clinch nut

