TASK 72-00-32-200-011 LPC/Intermediate Case Module - Examine The Fan Case Assembly (Level 2 Inspection Limits), Inspection-011

DMC:V2500-A5-72-00-3202-00A-300A-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

V2500-A5

Common Information

TASK 72-00-32-200-011 LPC/Intermediate Case Module - Examine The Fan Case Assembly (Level 2 Inspection Limits), Inspection-011

General

This TASK gives the procedure for the inspection of the fan case assembly below major soft time and scheduled for a level 2 inspection, as given in the Maintenance Management Program.

Where applicable, these inspections are to be done in conjunction with those given in the interface inspections. Refer to TASK 72-00-32-220-003-B00.

The module will be sufficiently disassembled for the components to be examined as specified in accordance with this procedure. Refer to TASK 72-32-00-030-000.

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

Clean the fan case assembly. Degrease the fan case assembly, make sure that all dirt and debris were removed before doing the inspection. Refer to the SPM TASK 70-11-03-300-503 or SPMTASK 70-11-26-300-503.

NOTE

The word "Reject" is used after an Interface/SP50 inspection statement to show that a higher-level inspection and possible repair to the damaged part is necessary if the part is rejected, refer to the related Inspection/Check. Do the higher-level inspection procedure as found in the applicable Chapter/Section/Subject of this manual for the damaged part(s).

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
IAE 2J13056 Gage, wear0AM53IAE 2J13056

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-00-32-220-164 Examine the Fan Case Assembly Flange

    1. Refer to Figure.

      2. Examine the flanges at location 1.

        1. Nicks, scratches, galls or scores

        1. Reject

        2. Bolt hole edge burred

        1. Reject

    2. SUBTASK 72-00-32-220-165 Examine the Fan Case Assembly Outer Surface

    1. Refer to Figure.

      2. Examine the outer surface at location 2.

        1. Nicks, scratches, galls or scores

        1. Reject

        2. Bolt hole edge burred

        1. Reject

    3. SUBTASK 72-00-32-220-166 Examine the Fan Case Assembly Inner Surface

    1. Refer to Figure.

      2. Examine the inner surface at location 3.

        1. Nicks, scratches, galls or scores

        1. Reject

        2. Bolt hole edge burred

        1. Reject

    4. SUBTASK 72-00-32-220-167 Examine the Fan Case Assembly Hook

    1. Refer to Figure.

      2. Examine the hook at location 5.

        1. Nicks, dents or scores

        1. Reject

    5. SUBTASK 72-00-32-220-168 Examine the Fan Case Assembly Flexible Ring Surface

    1. Refer to Figure.

      2. Examine the flexible ring surface at location 6.

        1. Nicked, dented or scored

        1. Reject

    6. SUBTASK 72-00-32-220-169 Examine the Fan Case Assembly Attrition Lining

    1. Refer to Figure and Figure.

      2. Examine the attrition lining at location 7.

        1. Blade tip rub.

          1. Use IAE 2J13056 Gage, wear 1 off. Less than 0.158 in. (4.00 mm) in depth around circumference

          1. Accept

          2. More than in Step

          1. Reject

        2. Circumferential scores.

          1. Circumferential scores if they do not run into the front or rear edges of the linings and the linings around them are sound

          1. Accept

          2. More than in Step

          1. Reject

        3. Damages other than in Step and Step

        1. Reject

    7. SUBTASK 72-00-32-220-170 Examine the Fan Case Assembly Anti Ice Impact Panel

    1. Refer to Figure.

      2. Examine the anti ice impact panel at location 8.

        1. Damaged

        1. Reject

    8. SUBTASK 72-00-32-220-171 Examine the Fan Case Assembly Acoustic Lining

    1. Refer to Figure.

      2. Examine the acoustic lining at location 9.

        1. Damaged

        1. Reject

    9. SUBTASK 72-00-32-220-172 Examine the Fan Case Assembly Tower Shaft Tube Bore

    1. Refer to Figure.

      2. Examine the tower shaft tube bore at location 10.

        1. Worn.

          1. If the diameter is not more than 2.189 in. (55.61 mm)

          1. Accept

          2. More than in Step

          1. Reject

    10. SUBTASK 72-00-32-220-173 Examine the Fan Case Assembly Bushes

    1. Refer to Figure.

      2. Examine the bushes at location 11.

        1. Worn on the bore.

          1. If the diameter is not more than 0.633 in. (16.1 mm)

          1. Accept

          2. More than in Step

          1. Reject

        2. Nicks, dents, scores and/or scratches.

          1. Not more than 0.02 in. (0.5 mm)

          1. Accept

          2. More than in Step

          1. Reject

        3. Axially loose missing bushes

        1. Reject

    11. SUBTASK 72-00-32-220-174 Examine the Fan Case Assembly Bushes

    1. Refer to Figure.

      2. Examine the bushes at location 12.

        1. Worn on the bore.

          1. If the diameter is not more than 0.194 in. (4.95 mm)

          1. Accept

          2. More than in Step

          1. Reject

        2. Nicks, dents, scores and/or scratches.

          1. Not more than 0.02 in. (0.5 mm)

          1. Accept

          2. More than in Step

          1. Reject

        3. Axially loose missing bushes

        1. Reject

    12. SUBTASK 72-00-32-220-175 Examine the Fan Case Assembly Anchor Nuts

    1. Refer to Figure.

      2. Examine the anchor nuts at location 13.

        1. Loose or damaged

        1. Reject

    13. SUBTASK 72-00-32-220-176 Examine the Fan Case Assembly Screw Thread Inserts of the Oil Seal Tube Mount Land

    1. Refer to Figure.

      2. Examine the screw thread inserts at location 14.

        1. Loose or damaged

        1. Reject

    14. SUBTASK 72-00-32-220-177 Examine the Fan Case Assembly V-Groove

    1. Refer to Figure.

      2. Examine the v-groove at location 15.

        1. Nicked, dented, pitted, galled or scored

        1. Reject

    15. Figure: Inspection of the Fan Case Assembly

    Inspection of the Fan Case Assembly

    Figure: Inspection of the Fan Case Assembly

    Inspection of the Fan Case Assembly

    Figure: Inspection of the Fan Case Assembly

    Inspection of the Fan Case Assembly

Requirements After Job Completion

Follow-On Conditions

NONE
Manufacturer Code:0AM53
Enterprise Name:IAE INTERNATIONAL AERO ENGINES AG
BU Name:NULL
Building:SUITE 400
Street:628 HEBRON AVENUE
City:GLASTONBURY
State:CT
Zip Code:06033
Country:USA
Manufacturer Code:0AM53
Tool Number:IAE 2J13056
Tool Name:IAE 2J13056 Gage, wear