TASK 79-22-49-200-403 Engine Scavenge Oil Tubes - Related Parts - Examine The Scavenge Oil Tubes Remaining Parts, Inspection-003

DMC:V2500-A0-79-22-4900-02A-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 79-22-49-200-403 Engine Scavenge Oil Tubes - Related Parts - Examine The Scavenge Oil Tubes Remaining Parts, Inspection-003

Effectivity

FIG/ITEM

PART NO.

01-110

5T0057

VARIOUS

BOLT

VARIOUS

WASHER

VARIOUS

NUT

VARIOUS

CLIPNUT

VARIOUS

SPACER

VARIOUS

CLIP

General

This TASK gives the procedure for the inspection of the scavenge oil tube remaining parts.

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 they are examined. Refer to the Cleaning-000 TASK 79-22-49-100-400.

All the 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/SUBTASK are in the SPM.

Reference

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 79-22-49-220-118 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).

          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 79-22-49-220-119 Examine the Self-Locking Nuts/Clipnuts

      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. Burred/nicked.

          1. Burred/nicked but with no decrease in function.

          1. Accept.

          2. More than in Step.

          1. Reject.

      3. Clip.

        1. Distorted.

        1. Reject.

        2. Unsatisfactory grip.

        1. Reject.

    3. SUBTASK 79-22-49-220-120 Examine the Washers

      1. Surfaces.

        1. Burred.

        1. Reject.

    4. SUBTASK 79-22-49-220-121 Examine the Spacers

      1. Surfaces.

        1. Nicked.

          1. Nicked to a depth of 0.002 in. (0.05 mm).

          1. Accept.

          2. More than in Step.

          1. Reject.

        2. Scratched.

          1. Scratched to a depth of 0.002 in. (0.05 mm).

          1. Accept.

          2. More than in Step.

          1. Reject.

        3. Burred.

        1. Reject.

    5. SUBTASK 79-22-49-220-122 Examine the Tube Clips

      1. Surfaces.

        1. Cushion.

          1. Torn/missing.

          1. Reject.

        2. Bolt holes.

          1. Distorted/worn but with no decrease in function.

          1. Accept.

          2. Torn/cracked.

          1. Reject.

        3. Clip.

          1. Distorted.

          1. Reject.

    6. SUBTASK 79-22-49-220-123 Examine the Threaded Plate (01-110)

      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).

          1. Accept.

          2. More than in Step.

          1. Reject.

        2. Dented.

          1. Dented to a depth of 0.150 in. (3.8 mm) with a large surface area.

          1. Accept.

          2. More than in Step.

          1. Reject.

        3. Scratched.

          1. Scratched to a depth of 0.002 in. (0.05 mm).

          1. Accept.

          2. More than in Step.

          1. Reject.

        4. Burred.

          1. Burred but with no decrease in function.

          1. Accept.

          2. More than in Step.

          1. Reject.

Requirements After Job Completion

Follow-On Conditions

NONE