TASK 72-60-28-040-001 Generator Drive Gear And Housing Assembly - Disassemble The Gear And Housing Assembly, Disassembly-001

DMC:V2500-A0-72-60-2800-00A-530A-B|Issue No:003.00|Issue Date:2021-08-01

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 72-60-28-040-001 Generator Drive Gear And Housing Assembly - Disassemble The Gear And Housing Assembly, Disassembly-001

General

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

Apply the approved CoMat 10-058 PENETRATING OIL before the removal of the threaded parts and parts with an interference fit. Let the parts soak before removal.

Discard all rubber seal rings, cotter pins and seal washers removed in this procedure.

NOTE

To identify the consumable materials refer to the PCI.

NOTE

Special tools are identified in the procedure by the tool primary number.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
Arbor PressLOCALArbor press
IAE 1F10158 Puller0AM53IAE 1F101581
IAE 1F10200 Base0AM53IAE 1F102001
IAE 1F10247 Half ring0AM53IAE 1F102472
IAE 1F10248 Half ring0AM53IAE 1F102482
IAE 1F10234 Drift0AM53IAE 1F102341
IAE 1F10242 Drift0AM53IAE 1F102421
IAE 1F10006 Pusher0AM53IAE 1F100061

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 10-058 PENETRATING OILX222XCoMat 10-058

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-60-28-040-051 Remove the Two Inner Races of the Roller Bearings from the Gearshaft

    1. Refer to Figure.

    2. Put IAE 1F10248 Half ring 2 off around and below the inner race of the roller bearing on the internal splined end of the gearshaft.

    3. Install the half rings and the gearshaft on IAE 1F10200 Base 1 off with the internal splined end to the top.

    4. Install IAE 1F10242 Drift 1 off in to the ID of the gearshaft. Push the drift until the gearshaft is fully removed from the inner race. Use arbor press or equivalent.

    5. Remove the drift. Remove the half rings and the gearshaft from the base.

    6. Turn the gearshaft. Put IAE 1F10247 Half ring 2 off around and below the inner race of the remaining roller bearing.

    7. Install the half rings and the gearshaft on the base with the internal splined end to the bottom.

    8. Install IAE 1F10234 Drift 1 off in to the ID of the gearshaft. Push the drift until the gearshaft is fully removed from the inner race. Use the arbor press or equivalent.

    9. Remove the drift. Remove the half rings and the gearshaft from the base.

    2. SUBTASK 72-60-28-040-052 Remove the Outer Race of the Roller Bearing from the IDG Housing

    1. Put the IDG housing onto a clean workbench with the bearing race facing up.

    2. Remove the three nuts which attach the outer race of the roller bearing from the IDG housing.

    3. Remove the outer race of the roller bearing from the IDG housing. Use IAE 1F10158 Puller 1 off.

    4. Deleted.

    3. SUBTASK 72-60-28-040-053 Remove the Carbon Seal from the Seal Housing

    1. Refer to Figure.

    2. Install the seal housing on the adapter ofIAE 1F10006 Pusher 1 off with the carbon face to the bottom.

    3. Align the three pins of the drift with the holes on the flange of the seal housing. Install the drift on the seal housing.

    4. Push the drift until the carbon seal is fully removed from the seal housing.

    5. Remove the drift from the seal housing and remove the seal housing from the adapter.

    4. Figure: Remove the inner races of the roller bearings from the gearshaft

    Remove the inner races of the roller bearings from the gearshaft

    Figure: Remove the carbon seal from the seal housing

    Remove the carbon seal from the seal housing

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Deleted spare IAE 1F10165, procedural step, and revised procedural step. (21VC128)

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:LOCAL
Enterprise Name:LOCALLY SUPPLIED
Manufacturer Code:X222X
Enterprise Name:N/A – REFER TO APPLICABLE COMAT SUFFIX
Manufacturer Code:X222X
Supply Number:CoMat 10-058
Type:sp01
Supply Short Name:CoMat 10-058 PENETRATING OIL
Supply Name:CoMat 10-058 PENETRATING OIL
Suppliers:
ManufacturerRemarks
X222X
Manufacturer Code:LOCAL
Tool Number:Arbor press
Tool Name:Arbor Press
Manufacturer Code:0AM53
Tool Number:IAE 1F10006
Tool Name:IAE 1F10006 Pusher
Link not Found
Manufacturer Code:0AM53
Tool Number:IAE 1F10200
Tool Name:IAE 1F10200 Base
Manufacturer Code:0AM53
Tool Number:IAE 1F10234
Tool Name:IAE 1F10234 Drift
Manufacturer Code:0AM53
Tool Number:IAE 1F10242
Tool Name:IAE 1F10242 Drift
Manufacturer Code:0AM53
Tool Number:IAE 1F10247
Tool Name:IAE 1F10247 Half ring
Manufacturer Code:0AM53
Tool Number:IAE 1F10248
Tool Name:IAE 1F10248 Half ring