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 75-22-49-100-103 PMA Cooling Air Tubes - Clean, Cleaning-003
Effectivity
FIG./ITEM | PART NO. |
11-100 | 5A9381 |
13-100 | 5A0174 |
15-100 | 6A2164 |
15-100 | 6A5386 |
15-500 | 6A2155 |
16-100 | 6A2157 |
16-500 | 6A5387 |
16-500 | 6A2156 |
16-500 | 6A5388 |
17-100 | 6A2159 |
General
This TASK gives the procedure to clean the air tubes. For the other bearing compartment cooling and sealing tubes and parts, refer to Cleaning-000 TASK 75-22-49-100-100 and the Component Maintenance Manual - Miscellaneous Mechanical Components (CMM-MECHV2500- 1IA) Cleaning-000 TASK 75-22-49-100-400.
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.
The practices and processes referred to in the procedure by the TASK numbers are in the SPM.
NOTE
References
Refer to the SPM for data on these items:
General Cleaning Information for the Engine Components During Maintenance, SPM TASK 70-10-00-100-501.
General Instructions on Chemical Cleaning, SPM TASK 70-10-00-110-501.
Make-up of the Solutions to Degrease Parts by Aqueous Cleaning, SPM TASK 70-11-03-100-501.
The Test and Control of the Solutions to Degrease Parts by Aqueous Cleaning, SPM TASK 70-11-03-200-502.
The Procedure to Degrease Parts by Aqueous Cleaning, SPM TASK 70-11-03-300-503.
The Procedure to Locally Swab or Wipe Clean Titanium Alloy and all other Metals, SPM TASK 70-11-26-300-503.
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
NONEConsumables, Materials and Expendables
NONESpares
NONESafety Requirements
NONEProcedure
Aqueous Clean.
Clean the tubes. Refer to SPM TASK 70-11-03-300-503.
SUBTASK 75-22-49-110-053-001 Clean the Cooling Air Tubes
WARNING
DO NOT GET CLEANING AGENT ON YOUR SKIN OR IN YOUR EYES. PUT ON PROTECTIVE CLOTHING, GOGGLES AND A FACE MASK. USE THE FLUID IN A WELL VENTILATED AREA. DO NOT BREATHE THE VAPOR. IF YOU GET THE CLEANING FLUID ON YOUR SKIN OR IN YOUR EYES, FLUSH IT AWAY WITH WATER. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.Locally Swab or Wipe.
Clean the tubes. Refer to SPM TASK 70-11-26-300-503.
SUBTASK 75-22-49-110-053-002 Clean the Cooling Air Tubes
WARNING
DO NOT GET CLEANING AGENT ON YOUR SKIN OR IN YOUR EYES. PUT ON PROTECTIVE CLOTHING, GOGGLES AND A FACE MASK. USE THE FLUID IN A WELL VENTILATED AREA. DO NOT BREATHE THE VAPOR. IF YOU GET THE CLEANING FLUID ON YOUR SKIN OR IN YOUR EYES, FLUSH IT AWAY WITH WATER. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.