TASK 72-00-00-200-801 Engine General - Extend The Acceptance Limits For The HPC Rotor Tip Clearances, Special Procedures-001

DMC:V2500-A0-72-00-0000-00A-361A-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 72-00-00-200-801 Engine General - Extend The Acceptance Limits For The HPC Rotor Tip Clearances, Special Procedures-001

General

This TASK extends the acceptance limits for the HPC rotor blade radius dimensions. These limits are to be used when the HPC rotor is not scheduled for disassembly and refurbishment.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-00-00-280-053 Measure All the Stages of the HPC Rotor Blades

    1. Refer to Figure, Figure, Figure and Figure.

    2. Make sure the dimensions of the rotor stages to be measured are within the limits shown on the following illustrations.

    2. Figure: Pre SBE 72-0295: HP compressor rotor tip clearances

    Pre SBE 72-0295: HP compressor rotor tip clearances

    Figure: SBE 72-0295: HP compressor rotor tip clearances

    SBE 72-0295: HP compressor rotor tip clearances

    Figure: SBE 72-0560: HP Compressor Rotor Tip Clearances

    SBE 72-0560: HP Compressor Rotor Tip Clearances

    Figure: HP Compressor Rotor Blade - Inspection Locations

    HP Compressor Rotor Blade - Inspection Locations

Requirements After Job Completion

Follow-On Conditions

NONE