TASK 79-22-49-200-114 Engine Scavenge Oil Tubes - Examine The Scavenge Oil Tube Filter, Inspection-014

DMC:V2500-A0-79-22-4900-13A-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 79-22-49-200-114 Engine Scavenge Oil Tubes - Examine The Scavenge Oil Tube Filter, Inspection-014

Effectivity

FIG/ITEM

PART NO.

07-080

5A9133

General

This TASK gives the procedure for the inspection of the filter. For the other scavenge oil tubes-engine parts, refer to Inspection-000 TASK 79-22-49-200-100.

Fig/item numbers in parentheses in the procedure agree with those used in the EIPC. Only the primary Fig/item numbers are used. For the service bulletin alpha variants refer to the EIPC.

All the parts must be cleaned before any part is examined. Refer to Cleaning-000 TASK 79-22-49-100-100.

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.

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 the 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/SUBTASK numbers are in the SPM.

Reference

Refer to the SPM for data on these items:

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

Inspection of Parts, SPM TASK 70-20-01-200-501.

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

Method of Testing for Crack Indications

Chemical Processes

Surface Protection

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NONE

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 79-22-49-220-124 Examine the Filter Surfaces

      1. Examine all the surfaces

        1. Cracked

          1. Any cracks

          1. Reject

        2. Nicked

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

          1. Accept

          2. More than in Step.

          1. Reject

        3. Dented

          1. Any dents

          1. Reject

        4. Scratched

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

          1. Accept

          2. More than in Step.

          1. Reject

    2. SUBTASK 79-22-49-220-125 Examine the Filter Bolt Holes

    1. Refer to Figure.

      2. Examine the bolt holes at location 1

        1. Burrs

          1. Any burrs

          1. Reject

    3. SUBTASK 79-22-49-220-126 Examine the Filter Sealing Ring Groove

    1. Refer to Figure.

      2. Examine the sealing groove surface at location 2

        1. Nicked or scratched

          1. Any nicks or scratches

          1. Reject

    4. SUBTASK 79-22-49-220-127 Examine the Filter Spigot Diameter

    1. Refer to Figure.

      2. Examine the spigot diameter at location 3

        1. Worn

        1. Reject

    5. SUBTASK 79-22-49-220-128 Examine the Filter Strainer Holes

    1. Refer to Figure.

      2. Examine the strainer holes at location 4

        1. Burrs

          1. Any burrs

          1. Reject

    6. Figure: Filter (07-080)

    Filter (07-080)

Requirements After Job Completion

Follow-On Conditions

NONE