TASK 75-24-51-200-406 Active Clearance Control (ACC) Valve - Related Parts - Examine The Active Clearance Control Valve Remaining Parts, Inspection-006

DMC:V2500-A0-75-24-5100-05A-310A-C|Issue No:001.00|Issue Date:2013-11-01

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 75-24-51-200-406 Active Clearance Control (ACC) Valve - Related Parts - Examine The Active Clearance Control Valve Remaining Parts, Inspection-006

Effectivity

FIG/ITEM

PART NO.

01-115

MS9364-10

01-120

5W2091

01-140

AN310C4

01-150

AN310C4

01-290

4W0164

01-290

4W0162

01-375

4W0103

01-415

MS9364-10

01-420

5W2091

01-500

AN310C4

01-500

MS9359-10

01-505

NAS6704DU20

01-505

5W2167

01-505

5W2093

02-115

AN310C4

02-145

AN310C4

02-265

AN310C4

02-295

AN310C4

General

This TASK gives the procedure for the inspection of the active clearance control valve remaining parts.

The policy that is necessary for inspection is given in the SPM TASK 70-20-01-200-501.

All the parts must be cleaned before they are examined. Refer to the Cleaning-000 TASK 75-24-51-100-400.

All the parts must be visually examined for damage, corrosion and wear. Any defects that are not identified in the procedure must be referred to IAE.

The practices and processes referred to in the procedure by the TASK/SUBTASK numbers are in the SPM.

References

Refer to the SPM for data on these items.

Definition of Damage, SPM TASK 70-02-02-350-501.

Inspection of Parts, Refer to SPM TASK 70-20-01-200-501.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 75-24-51-220-068 Examine the Bolts (5W2091, 4W0164, 4W0162, 4W0103 and NAS6704DU20)

      1. Threads

        1. Crossed

        1. Reject

        2. Stripped

        1. Reject

        3. Missing

        1. Reject

        4. Worn

        1. Refer to SPM TASK 70-42-01-400-501.

      2. Surfaces

        1. Nicked

          1. Nicked to a depth of 0.002 in. (0.05 mm).

          1. Accept

          2. More than in Step.

          1. Reject

      3. Head

        1. Burred

          1. Burred but with no decrease in function.

          1. Accept

          2. More than in Step.

          1. Reject

    2. SUBTASK 75-24-51-220-070 Examine the Bolts (5W2093 and 5W2167)

    1. Refer to Figure.

      2. Threads

        1. Damaged

        1. Reject

      3. Head

        1. Damaged

        1. Reject

      4. Shank

        1. Worn at location 1.

          1. If the shank diameter is between 0.3612 to 0.3616 in. (9.175 to 9.185 mm).

          1. Accept

          2. Other than in Step.

          1. Reject

        2. Worn at location 2.

          1. If the shank diameter is between 0.2487 to 0.2491 in. (6.318 to 6.328 mm).

          1. Accept

          2. Other than in Step.

          1. Reject

    3. SUBTASK 75-24-51-220-069 Examine the Castellated Nuts

      1. Threads

        1. Crossed

        1. Reject

        2. Stripped

        1. Reject

        3. Missing

        1. Reject

        4. Worn

        1. Refer to SPM TASK 70-42-01-400-501.

      2. Castellations

        1. Burred

        1. Reject

        2. Missing

        1. Reject

    4. Figure: Bolt - Inspection Locations

    Bolt - Inspection Locations

Requirements After Job Completion

Follow-On Conditions

NONE