TASK 72-60-29-200-004 Deoiler Gear Bearings - Examine The Ball Bearing, Inspection-004

DMC:V2500-A0-72-60-2902-00A-300A-C|Issue No:003.00|Issue Date:2018-11-01

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 72-60-29-200-004 Deoiler Gear Bearings - Examine The Ball Bearing, Inspection-004

Effectivity

FIG/ITEM

PART NO.

01-250

4T0084

01-250

4T0087

01-250

4T0088

01-250

4T0089

General

This TASK gives the procedure for the inspection of the ball bearing.

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 SPM TASK 70-20-01-200-501.

All the parts must be cleaned before any part is examined. Refer to SPM TASK 70-10-00-100-501.

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 practices and processes referred to in the procedure by the TASK numbers are in SPM.

References

Refer to the SPM for data on these items:

Definition of Damage, SPM TASK 70-02-02-350-501,

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

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 SPM:

Surface Protection.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
Workshop inspection equipmentLOCALWorkshop inspection equipment
Bearing radial clearance gageLOCALBearing radial clearance gage

Consumables, Materials and Expendables

NONE

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-60-29-220-101 Examine the Ball Bearing (01-250)

      1. Examine the ball bearing for general damages.

      1. Refer to SPM TASK 70-29-01-290-501.

    2. SUBTASK 72-60-29-220-102 Examine the Ball Bearing (01-250) Outer Diameter at Location 1

    1. Refer to Figure.

      2. Diameter.

        1. Between 3.3465 and 3.3461 in. (85.000 and 84.990 mm).

        1. Accept.

        2. Less than 3.3461 in. (84.990 mm).

        1. Reject.

    3. SUBTASK 72-60-29-220-103 Examine the Ball Bearing (01-250) Inner Diameter at Location 2

    1. Refer to Figure.

      2. Diameter.

        1. Between 2.3619 and 2.3622 in. (59.991 and 60.000 mm).

        1. Accept.

        2. More than 2.3622 in. (60.000 mm).

        1. Reject.

    4. SUBTASK 72-60-29-220-104 Examine the Ball Bearing (01-250) Inner Radial Clearance

    1. Refer to Figure.

      2. Measure the inner radial clearance; apply a load of 11 lb (5 kg).

        1. Between 0.0018 and 0.0026 in. (0.045 and 0.065 mm).

        1. Accept.

        2. More than 0.0026 in. (0.065 mm).

        1. Reject.

    5. SUBTASK 72-60-29-220-105-A Examine the Ball Bearing (72-60-29,01-250) Axial Clearance (Pre SBE 72-0244)

      SBE 72-0244

    1. Refer to Figure.

      2. Measure the axial clearance, apply a load of 22 lb (10 kg).

        1. Between 0.0069 and 0.0108 in. (0.175 and 0.275 mm).

        1. Accept.

        2. More than 0.0108 in. (0.275 mm).

        1. Reject.

    6. SUBTASK 72-60-29-220-105-B Examine the Ball Bearing (72-60-29,01-250) Axial Clearance (SBE 72-0244, SBE 72-0414)

      SBE 72-0244SBE 72-0414.

    1. Refer to Figure.

      2. Measure the axial clearance, apply a load of 67 lb (31 kg).

        1. Between 0.0075 and 0.0104 in. (0.191 and 0.265 mm).

        1. Accept.

        2. More than 0.0104 in. (0.265 mm).

        1. Reject.

    7. SUBTASK 72-60-29-620-052 Preserve the Ball Bearing (01-250)

      1. Preserve the bearing.

      1. Refer to SPM TASK 70-53-01-620-501.

    8. Figure: Locations - Ball bearing

    Locations - Ball bearing

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Revised the effectivity table. (18VC304)

Manufacturer Code:LOCAL
Enterprise Name:LOCALLY SUPPLIED
Link not Found
Manufacturer Code:LOCAL
Tool Number:Workshop inspection equipment
Tool Name:Workshop inspection equipment