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 80-13-49-300-001 Starter Air Ducts - Repair The Support Ring That Has A Bent Support Lug, Repair-001 (VRS2953)
Effectivity
FIG/ITEM | PART NO. |
01-010 | 740-5121-501 |
01-010 | 740-5121-503 |
01-010 | 740-5121-505 |
01-010 | 740-5121-507 |
01-010 | 740-5121-509 |
01-010 | 740-5121-511 |
General
Price and availability - none
The practices and processes referred to in the procedures by the TASK numbers are in the SPM.
A backing-block must be locally manufactured from a square piece of stainless steel block. One face of the backing-block must be smooth and flat and must have no burrs.
If the support lug has been repaired before, do not do this repair.
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| Steel rule | LOCAL | Steel rule | ||
| Straight edge | LOCAL | Straight edge | 6.0 in. (152.4 mm) long | |
| Nylon mallet | LOCAL | Nylon mallet |
Consumables, Materials and Expendables
NONESpares
NONESafety Requirements
NONEProcedure
Refer to Figure.
Use the backing-block.
Put the face of the backing-block against the support lug.
Make sure that this face of the backing-block is smooth and flat and has no burrs.
Use the Nylon mallet.
Refer to Figure and change the shape of the support lug to the correct shape.
Use no more force than is necessary to change the shape of the support lug.
If the support lug must be moved through more than 5 degrees during the repair, discard the support lug.
CAUTION
MAKE SURE THAT THERE ARE NO BURRS OR SHARP EDGES ON THE BACKING BLOCK. MAKE SURE THAT THERE ARE NO UNWANTED PARTICLES, DIRT OR GRIT ON THE BACKING-BLOCK OR ON THE SUPPORT LUG. THESE COULD CAUSE SCRATCHES OR CRACKS DURING THE REPAIR.Repair the support lug
SUBTASK 80-13-49-350-051 Repair the Support Lug
Refer to Figure.
Use the Straight edge.
Refer to Figure and make sure that these parts are straight.
Examine the straight parts of the support lug
Use the Steel rule.
Make sure that the dimensions of the support lug are correct
SUBTASK 80-13-49-220-051 Examine the Shape of the Support Lug
Refer to SPM TASK 70-23-05-230-501.
Do a dye penetrant test on the support lug
SUBTASK 80-13-49-230-051 Examine the Repaired Support Lug
Refer to SPM TASK 70-09-00-400-501 and use the electro-etch method.
Mark the repair scheme number VRS2953 on the support lug adjacent to the repair area.
SUBTASK 80-13-49-350-052 Put the Repair Scheme Number on the Support Lug
Figure: Support Lug Repair - Dimensions
Support Lug Repair - Dimensions
