TASK 79-21-42-200-102 Air Cooled Oil Cooler (ACOC) Inlet Duct - Examine The ACOC Remaining Parts, Inspection-002

DMC:V2500-A0-79-21-4201-01A-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 79-21-42-200-102 Air Cooled Oil Cooler (ACOC) Inlet Duct - Examine The ACOC Remaining Parts, Inspection-002

Effectivity

FIG/ITEM

PART NO.

01-135

4W0169

01-140

AN960C416

01-150

4W0169

01-155

AN960C416

01-351

4W0002

01-354

4W0165

01-410

4W0168

01-415

4W0170

General

All the parts must be cleaned before they are examined. Refer to the Cleaning-000 TASK 79-21-42-100-100.

All the parts must be visually examined for damage, corrosion and wear. 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.

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

Inspection of Parts, 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 79-21-42-220-064 Examine the Bolts

      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) with no high metal.

          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 79-21-42-220-065 Examine the Self-Locking 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. Surfaces

        1. Nicked

          1. Nicked to a depth of 0.002 in. (0.05 mm) with no high metal.

          1. Accept

          2. More than in Step.

          1. Reject

    3. SUBTASK 79-21-42-220-066 Examine the Washers

      1. Surfaces

        1. Burred

        1. Reject

Requirements After Job Completion

Follow-On Conditions

NONE