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 72-60-31-300-003 Deoiler Casing - Replace The Damaged Or Loose Helicoil Inserts, Repair-003 (VRS5434)
General
Price and availability - none
The practices and processes referred to in the procedure by the TASK numbers are in the SPM.
NOTE
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
NONEConsumables, Materials and Expendables
NONESafety Requirements
NONEProcedure
Refer to Figure.
Refer to TASK 70-35-08-300-501, SUBTASK 70-35-08-350-001.
Remove the helicoil insert.
Continue with this helicoil replacement repair.
Not damaged:
Do a double helical insert repair. Refer to Repair,VRS5712 TASK 72-60-31-300-005 (REPAIR-005).
Damaged:
Examine the thread(s) of the hole(s) for damage.
SUBTASK 72-60-31-350-053 Remove the Helicoil Insert
Do the touch up process if the anodic treatment has been damaged by insert removal.
Refer to the SPM TASK 70-38-02-300-503 SUBTASK 70-38-02-350-002.
Inspect the casing in the area of the hole.
SUBTASK 72-60-31-330-052 Restore the Damaged Anodic Treatment
Refer to Figure.
Refer to the SPM TASK 70-35-08-300-501 SUBTASK 70-35-08-350-002.
Install the helicoil insert.
SUBTASK 72-60-31-350-054 Install the New Helicoil Insert
Refer to the SPM TASK 70-23-05-230-501.
Do a crack test on the repaired area.
SUBTASK 72-60-31-230-051 Crack Test the Repaired Area
Do the touch up process if the anodic treatment has been damaged by the insert installation.
Refer to the SPM TASK 70-38-02-300-503 SUBTASK 70-38-02-350-002.
Inspect the casing in the area of the hole.
SUBTASK 72-60-31-330-053 Restore the Damaged Anodic Treatment
Refer to the SPM TASK 70-35-08-300-501 SUBTASK 70-35-08-220-001.
Do an inspection of the new helicoil insert.
SUBTASK 72-60-31-220-074 Inspect the Insert
Figure: Repair details and dimensions
Repair details and dimensions
