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 72-32-17-300-008 No. 2 Bearing Support - Apply Powder To The Bore Diameter, Repair-008 (VRS1215)
General
Price and availability - none
The practices and processes referred to in the procedure by the TASK number are in the SPM.
For the method to clean the parts, refer to TASK 72-32-17-100-000 (CLEANING-000).
NOTE
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| Plasma spray equipment | LOCAL | Plasma spray equipment |
Consumables, Materials and Expendables
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| CoMat 03-089 METAL SPRAYING POWDER Ni/Al (95/5) | 00741 | CoMat 03-089 | ||
| CoMat 03-090 METAL SPRAYING POWDER Ni/Al (95/5) | 0AM53 | CoMat 03-090 |
Spares
NONESafety Requirements
NONEProcedure
Refer to Figure.
Refer to Figure.
Machine surface index 3 such that snap diameter index 1. Hold to the minimum dimension.
Refer to the SPM TASK 70-11-26-300-503.
Clean the area to be coated, solvent wipe only.
Refer to the SPM TASK 70-34-03-340-501.
Refer to Figure.
Mask areas which are not to be coated. Neither grit blast or over-spray is allowed in holes.
Refer to the SPM TASK 70-34-03-340-501.
Refer to Figure.
Dry grit blast the surface to be coated using aluminum oxide grit.
Refer to the SPM TASK 70-11-26-300-503.
Thoroughly clean the surface of all dirt, grit, grease or other foreign material, solvent wipe only.
SUBTASK 72-32-17-350-068 Prepare the No. 2 Bearing Support Assembly for the Coating
Refer to Figure
Refer to the SPM TASK 70-34-03-340-501.
Refer to Figure.
Plasma coat the designated area. Hold to the maximum dimension. Ensure that there is sufficient coating to permit finish machining.
Refer to the SPM TASK 70-34-03-340-501.
Visually inspect the coated area.
SUBTASK 72-32-17-350-069 Apply Plasma Coat to the Surface
Refer to Figure.
SUBTASK 72-32-17-350-070 Machine the Coated Area
Refer to Figure.
Refer to the SPM TASK 70-34-03-340-501.
Inspect the part for run-out of coating, chipping. Coating run-out, chipping is not allowed.
SUBTASK 72-32-17-350-071 Inspect the Repaired Area
Figure: Apply powder to the bore diameter of the No. 2 bearing support assembly
Apply powder to the bore diameter of the No. 2 bearing support assembly

Figure: Apply powder to the bore diameter of the No. 2 bearing support assembly
Apply powder to the bore diameter of the No. 2 bearing support assembly

