TASK 72-60-29-200-007 Deoiler Lock Washer - Examine, Inspection-007

DMC:V2500-A0-72-60-2906-00A-300A-C|Issue No:002.00|Issue Date:2017-11-01

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 72-60-29-200-007 Deoiler Lock Washer - Examine, Inspection-007

Effectivity

FIG/ITEM

PART NO.

01-150

7T0391

Standard equipment

Standard equipment

Workshop inspection equipment

Magnetizing unit

Demagnatizing unit

Consumable materials - none

Special tools - none

General

This TASK gives the procedure for the inspection of the lock washer. For other parts of the deoiler gear and impeller refer to TASK 72-60-29-200-000 (INSPECTION)

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

The policy that is necessary is given in the SPM TASK 70-20-00-200-501.

All parts that must be cleaned before any part is examined refer to the SPM TASK 70-10-00-100-501.

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

A ** following repair referenced in this inspection indicates that the repair is not yet published in the current revision of the manual and the part must be rejected. Contact IAE for additional information concerning FAA approved repair date.

All 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 numbers are in the SPM.

References

Refer to the SPM for data on these items.

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

Record and Control of Lives of the Parts, TASK 70-05-00-220-501.

Inspection of Parts, TASK 70-20-00-200-501.

Some data on these items is contained in this TASK. For more data on these items refer to the SPM.

Surface protection.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-60-29-240-062 Do a Crack Test of the Lock Washer (01-150) (Magnetic)

      1. Clean the parts.

      1. Refer to TASK 72-60-29-100-000 (CLEANING-000).

      2. Do the test for cracks on the parts that are given below.

        PART IDENT

        PROCEDURE

        CURRENT/INSPECT

        TASK/SUBTASK

        Washer

        TB

        400 amp

        TASK 70-24-01-240-501 SUBTASK 70-24-01-240-011

        1. Cracked

        1. Reject

    2. SUBTASK 72-60-29-220-149 Examine the Lock Washer (01-150)

    1. Refer to Figure.

      2. Damage on the surface, tang damage, burrs

      1. Repair, VRS5666 TASK 72-60-29-300-039 (REPAIR-039)

    3. SUBTASK 72-60-29-220-150 Examine the Lock Washer (01-150) Internal Spline, Location 1

    1. Refer to Figure.

      2. Wear of teeth

        1. Measure the dimension over the diametrically opposite 0.02402 in. (0.610 mm) diameter pins.

          1. Between 2.0668 and 2.0702 in. (52.496 and 52.585 mm)

          1. Accept

          2. Less than 2.0668 in. (52.585 mm)

          1. Reject

    4. Figure: Location - Lock Washer

    Location - Lock Washer

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Revised the NDT (MPI) procedures. (16VC291)