TASK 36-11-49-200-102 Bleed Air Intersection Duct - Examine The Intersection Bleed Air Duct, Inspection-002

DMC:V2500-A0-36-11-4902-00A-310A-C|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

All

Common Information

TASK 36-11-49-200-102 Bleed Air Intersection Duct - Examine The Intersection Bleed Air Duct, Inspection-002

Effectivity

FIG/ITEM

PART NO.

01-300

740-5051-505

01-300

740-5051-507

General

This TASK gives the procedure for the inspection of the intersection bleed air duct.

Fig/item numbers in parentheses in the procedure agree with those used in the IPC. The TASK numbers of the practices and processes referred to in the procedure are in the SPM.

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

All parts must be cleaned before they are examined, refer to Cleaning-000 TASK 36-11-49-100-100.

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 procedure for those parts which must have a crack test is given in Step. Do the test before the part is visually examined. The limits for cracks are given in the SUBTASK for each part.

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.

References

Refer to the SPM for data on these items.

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

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

Chemical Processes, SPM TASK 70-11-00-110-501.

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

Methods of Testing for Crack Indications, SPM TASK 70-23-00-230-501.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 36-11-49-230-052 Examine the Intersection Bleed-Air Duct (01-300) and all Welds for Cracks

      1. Fluorescent penetrant examine for cracks. Refer to the SPM TASK 70-23-01-230-501.

        1. Cracked

        1. Reject

        2. Defective weld.

        1. Repair, VRS2704 TASK 36-11-49- 300-002**.

    2. SUBTASK 36-11-49-220-055 Examine the Intersection Bleed-Air Duct (01-300) at Location S

    1. Refer to Figure.

      2. Nicked

        1. Up to 0.010 in. (0.25 mm) deep.

        1. Accept

        2. Between 0.010 in. and 0.025 in. (0.25 and 0.63 mm) deep.

        1. Repair, VRS2863 (Repair-001) TASK 36-11-49-300-001.

        3. More than in Step.

        1. Reject

      3. Scratched

        1. Up to 0.010 in. (0.25 mm) deep.

        1. Accept

        2. More than in Step.

        1. Repair, VRS2863 (Repair-001) TASK 36-11-49-300-001.

      4. Gouged

        1. Up to 0.010 in. (0.25 mm) deep.

        1. Accept

        2. Between 0.010 in. and 0.025 in. (0.25 and 0.63 mm) deep.

        1. Repair, VRS2863 (Repair-001) TASK 36-11-49-300-001.

        3. More than in Step.

        1. Reject

    3. SUBTASK 36-11-49-220-056 Examine the Intersection Bleed-Air Duct (01-300) End Fittings

    1. Refer to Figure.

      2. Scratched

        1. On the edges Q and N and the faces P and U.

          1. Up to 0.010 in. (0.25 mm) deep.

          1. Repair, VRS2863 (Repair-001) TASK 36-11-49-300-001.

          2. More than in Step.

          1. Reject

        2. Circumferential scratches on the face M.

          1. Up to 0.010 in. (0.25 mm) deep.

          1. Accept

          2. More than in Step.

          1. Reject

      3. Damaged

        1. Any damage to the groove T and the seal face R.

        1. Reject

    4. SUBTASK 36-11-49-220-057 Examine the Intersection Bleed-Air Duct (01-300) Connector-Boss at Location K

    1. Refer to Figure.

      2. Scratched

        1. Circumferential scratches on the seal face L.

          1. Up to 0.010 in. (0.25 mm) deep.

          1. Repair, VRS2863 (Repair-001) TASK 36-11-49-300-001.

          2. Other than in Step.

          1. Reject

      3. Damaged

        1. Any damage to the threads.

        1. Reject

    5. Figure: Locations On The Intersection Bleed-Air Duct (01-300)

    Locations On The Intersection Bleed-Air Duct (01-300)

Requirements After Job Completion

Follow-On Conditions

NONE