TASK 75-24-51-200-411 Active Clearance Control (ACC) Valve - Related Parts - Examine The Link, Inspection-011

DMC:V2500-A0-75-24-5100-10A-300A-C|Issue No:002.00|Issue Date:2020-11-01

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 75-24-51-200-411 Active Clearance Control (ACC) Valve - Related Parts - Examine The Link, Inspection-011

Effectivity

FIG/ITEM

PART NO.

02-250

5W2235

02-250

6A6488

02-250

6A6586

General

This TASK gives the procedure for the inspection of the link. For the other active clearance control valve parts, refer to Inspection-000 TASK 75-24-51-200-400.

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

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 any part is examined. Refer to Cleaning-000 TASK 75-24-51-100-400.

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.

Do not discard any part until you are sure there are no repairs available. Refer to the instructions in Repair before a discarded part is used again or oversize parts are installed.

Parts which should be discarded can be held although no repair is available. The repair of a discarded part could be shown to be necessary at a later date.

All parts must be examined to make sure that all the repairs have been completed satisfactorily.

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, 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 75-24-51-220-089 Examine the Link for Cracks

    1. Clean the part, refer to Cleaning-000 TASK 75-24-51-100-400.

      2. Do the crack test on the part that is given below. Use the applicable visual inspection procedure.

        1. Link, Refer to SPM TASK 70-21-01-220-501.

          1. Cracked

          1. Reject

    2. SUBTASK 75-24-51-220-090 Examine the Link Spherical Bearing

    1. Refer to Figure.

      2. Examine the spherical bearing at location 1.

        1. Binding

          1. The ball can be moved through 10 degrees in cone angle with maximum torque of 3 lbfin (0.34 Nm).

          1. Accept

          2. Other than in Step.

          1. Reject

        2. Worn

          1. Up to 0.005 in. (0.127 mm) in radial play.

          1. Accept

          2. Other than in Step.

          1. Reject

        3. Mark or discoloration.

          1. Without depth

          1. Accept

          2. With depth

          1. Reject

        4. Corroded

          1. Corrosion

          1. Reject

    3. SUBTASK 75-24-51-220-091 Examine the Link Surface

    1. Refer to Figure.

      2. Examine the link surface at location 2.

        1. Nicked

          1. Any nicks

          1. Reject

        2. Dented

          1. Any dents

          1. Reject

        3. Scratched

          1. Any scratches

          1. Reject

    4. SUBTASK 75-24-51-220-093 Examine the Link Bush Holes

    1. Refer to Figure.

      2. Examine the link surface at location 3.

        1. Burred

        1. Reject

        2. Scored

        1. Reject

    5. SUBTASK 75-24-51-220-092 Examine the Link for Distortion

    1. Refer to Figure.

      2. Distorted

      1. Reject

    6. Figure: Inspection Of The Link

    Inspection Of The Link

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Editorial update for typos. (CAS-83989-P7Y1W0)