TASK 72-00-50-100-001 LPT Module - Clean The Interfaces Of The LP Turbine Module, Cleaning-001

DMC:V2500-A0-72-00-5000-00A-251A-B|Issue No:001.00|Issue Date:2014-05-01

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 72-00-50-100-001 LPT Module - Clean The Interfaces Of The LP Turbine Module, Cleaning-001

General

This TASK gives the procedure to clean the interfaces of the LP turbine module.

The practices and processes referred to in the procedure by TASK number are in the SPM.

Fig/item numbers in parentheses in the procedure agree with those used in the IPC. Only the primary Fig/item numbers are used.

Reference

Refer to the SPM for data on these items.

Cleaning Policy and Methods, SPM TASK 70-10-00-100-501.

NOTE

For consumable materials necessary to do this cleaning refer to the SPM.
To identify the consumable materials refer to PCI.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

CAUTION

DO NOT CLEAN THE INTERFACES IF THERE ARE SIGNS OF ABNORMAL RUNNING CONDITIONS LIKE OILFIRE OR TITANIUM FIRE BEFORE AGREED WITH THE IAE TECHNICAL SERVICES. REFER TO TASK 72-00-50-220-001 (INSPECTION/CHECK-001).

Procedure

    1. SUBTASK 72-00-50-110-051 Clean the Interfaces of the LP Turbine Module

      1. Clean the LP turbine front flange, the snap diameter, LP turbine shaft front end and TEC flange rear end. Refer to Refer to the SPM TASK 70-11-26-300-503

      1. Wipe clean titanium alloy parts and all other materials. Make sure that the snap diameter and the LP turbine front flange are free from dirt, oil or other materials.

      2. Clean the honeycomb cells of the inner duct. Refer to Refer to the SPM TASK 70-11-26-300-503

      1. Wipe clean titanium alloy parts and all other materials. Make sure that no dirt, oil or other materials are caught in the honeycomb cells of the inner duct.

      3. Clean the active clearance control (ACC) pipe end connections. Refer to Refer to the SPM TASK 70-11-26-300-503

      1. Wipe clean titanium alloy parts and all other materials. Make sure that no cleaning cloth remains in the ACC-system pipe end connections.

Requirements After Job Completion

Follow-On Conditions

NONE