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 72-32-38-700-101 No. 1 Bearing Compartment Rear Seal Drain Tube - Do A Test, Testing-001
General
Fig/item numbers in parentheses in the procedure agree with those used in the IPC. Only the primary Fig/item numbers are used. For the service bulletin alpha variants refer to the IPC.
All test pressures referred to in the text are gage pressure.
NOTE
The Test Equipment Specification
Dry compressed air supply
Air regulator - 0 to 143 psi (0 to 990 kPa)
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| Dry compressed air supply | LOCAL | Dry compressed air supply | ||
| IAE 2J12615 Fixture | 0AM53 | IAE 2J12615 | 1 off |
Consumables, Materials and Expendables
NONESpares
NONESafety Requirements
NONEProcedure
Attach IAE 2J12615 Fixture 1 off to the tube.
Connect Dry compressed air supply to the fixture on the tube.
Put the tube in to a tank of water and pressurize to 14.5 psi (100 kPa).
Hold the pressure for a minimum of one minute while you examine the tube for signs of leakage, specially at swaged, brazed, welded, or repaired areas.
Isolate the air supply, release the pressure and remove the tube from the tank.
Remove the fixture and dry the tube with dry warm air.
SUBTASK 72-32-38-790-051 Do the Leak Test on the Flanged Seal Drain Tube Assembly
Put applicable covers on all openings of the tube and keep it in a clean container to prevent contamination.
SUBTASK 72-32-38-550-051 Store the Flanged Seal Drain Tube Assembly