TASK 72-60-43-040-001 Angle Gearbox Driven Gearshaft Assembly - Disassemble The Gearshaft Assembly, Disassembly-001

DMC:V2500-A0-72-60-4300-00A-530A-B|Issue No:002.00|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 72-60-43-040-001 Angle Gearbox Driven Gearshaft Assembly - Disassemble The Gearshaft 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.

In this TASK it can be necessary to refer from one illustration to other illustrations. If this is necessary, the illustrations are identified by the 4th and 5th element numbers only - for example Fig 990-017.

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
Standard wrenchLOCALStandard wrench
Swivel viseLOCALSwivel vise
IAE 1F10121 Puller0AM53IAE 1F101211
IAE 1F10119 Wrench0AM53IAE 1F101191
IAE 1F10115 Ring0AM53IAE 1F101151
IAE 1F10116 Base0AM53IAE 1F101161
IAE 1F10110 Stud0AM53IAE 1F101103
IAE 1F10114 Hydraulic cylinder0AM53IAE 1F101141
IAE 1F10026 Hydraulic hand pump0AM53IAE 1F100261
IAE 1F10117 Pusher0AM53IAE 1F101171
IAE 1F10259 Puller0AM53IAE 1F102591
IAE 1P16539 Fixture0AM53IAE 1P165391

Consumables, Materials and Expendables

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

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-60-43-040-051 Remove the Lock Washer and the Segment from the Retaining Nut

    1. Refer to Figure and Figure.

      2. Install the angle gearbox driven gear and layshaft assembly on IAE 1P16539 Fixture 1 off with the hub to the top.

      1. Remove the immobilizer from the fixture.

      2. Open the four hook clamps of the fixture outboard.

      3. Position the angle gearbox driven gear and layshaft assembly on the fixture over the post and align it on the two dowel pins.

      4. Close the four hook clamps on the fixture inboard. Tighten the bolts to secure the clamps in position.

      3. Install IAE 1F10121 Puller 1 off on the lock washer.

      1. Turn the pusher counterclockwise and open the levers of the puller.

      2. Install the puller over the bevel gearshaft. Put the adapter in to the ID of the bevel gearshaft.

      3. Turn the lead screw until the slots on the end of the levers of the pusher are aligned with the tabs of the lock washer.

      4. Turn the pusher clockwise and close the levers against the lock washer.

      5. Make sure the slots of the levers engage correctly with the tabs of the lock washer.

    4. Turn clockwise the lead screw of the puller until the lock washer is fully removed from the retaining nut.

    5. Remove the puller with the lock washer from the bevel gearshaft. Open the levers and remove the lock washer from the puller.

    6. Remove the segment from the lock washer.

    2. SUBTASK 72-60-43-040-052 Remove the Nut Washer from the Bevel Gearshaft

    1. Refer to Figure and Figure.

    2. Install immobilizer over the fixture and tighten it with a capscrew to secure.

    3. Install IAE 1F10119 Wrench 1 off over the bevel gearshaft.

    4. Align the lugs of the wrench with the slots of the retaining nut. Install the wrench on the retaining nut.

    5. Turn counterclockwise the wrench until the retaining nut is fully removed from the bevel gearshaft. Use standard wrench.

    6. Remove the wrench. Remove the retaining nut from the bevel gearshaft.

    7. Deleted.

    8. Deleted.

    3. SUBTASK 72-60-43-040-053 Loosen the Four Nuts from the Bolts which attach the Ball Bearing Housing to the Bearing Support

      1. Refer to Figure and Figure.

      1. Deleted.

      2. Deleted.

      3. Deleted.

      4. Deleted.

    2. Loosen but do not remove the four nuts from the bolts.

    3. Loosen the four bolts to open the four hook clamps on the fixture outboard. Remove the bevel gearshaft from the fixture.

    4. SUBTASK 72-60-43-040-054 Remove the Bearings from the Bevel Gearshaft

    1. Refer to Figure.

    2. Put IAE 1F10115 Ring 1 off below the inner race of the roller bearing on the opposite side of the oil shroud. Make sure that the oil shroud is free from the ring.

    3. Install the ring and the bevel gearshaft on IAE 1F10116 Base 1 off with the spiral bevel gear to the bottom.

    4. Remove the four nuts which loosend in Step, from the bolts. Remove the free bolt and the flat washer from the bearing support.

    5. Install IAE 1F10110 Stud 3 off on the base. Attach with the flat washers and the hexagon nuts.

    6. Install IAE 1F10117 Pusher 1 off in to the ID of the bevel gearshaft.

    7. Install the plate of IAE 1F10114 Hydraulic cylinder 1 off over the three studs. Make sure that the hydraulic cylinder is seated to push.

    8. Attach IAE 1F10026 Hydraulic hand pump 1 off to the coupler of the hydraulic cylinder.

    9. Operate the hydraulic pump until the hydraulic cylinder touches the pusher.

    10. NOTE

      If the oil shroud is not free to move by hand, release the pressure of the hydraulic pump and set again the ring position below the inner race of the roller bearing.

      Make sure that the oil shroud is free to move by hand.

    11. Operate the hydraulic pump until the bevel gearshaft is fully removed from the inner race of the roller bearing.

    12. Disconnect the hydraulic pump from the coupler of the hydraulic cylinder. Remove the plate of the hydraulic cylinder from the studs.

    13. Remove the hexagon nuts and the flat washers. Remove the three studs from the base.

    14. Remove the pusher from the bevel gearshaft.

    15. Remove the diaphragm, the ball bearing housing, the ball bearing, the bearing support and the inner race of the roller bearing from the bevel gearshaft.

    16. Remove the ring and the bevel gearshaft from the base.

    17. Remove the oil shroud from the bevel gearshaft. Remove the three bolts from the oil shroud.

    5. SUBTASK 72-60-43-040-055 Remove the Outer Race of the Roller Bearing from the Bearing Support

    1. Refer to Figure.

    2. Install the bearing support on the base of IAE 1F10259 Puller 1 off with the mounting flange of the outer race of the roller bearing to the bottom.

    3. Install the adapter on the inner race of the roller bearing. Push the handle of the adapter until the outer race of the roller bearing is fully removed from the bearing support.

    4. Remove the adapter. Remove the bearing support from the base.

    6. Figure: Remove the Lock Washer and the Segment from the Nut Washer

    Remove the Lock Washer and the Segment from the Nut Washer

    Figure: Remove the Nut Washer from the Bevel Gearshaft

    Remove the Nut Washer from the Bevel Gearshaft

    Figure: Remove the Bearings from the Bevel Gearshaft

    Remove the Bearings from the Bevel Gearshaft

    Figure: Remove the Outer Race of the Roller Bearing from the Bearing Support

    Remove the Outer Race of the Roller Bearing from the Bearing Support

    Figure: Remove the Bevel Gearshaft from the Fixture

    Remove the Bevel Gearshaft from the Fixture

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Deleted IAE 1F10111, procedural steps, and revised procedural steps. (21VC137)

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:0AM53
Tool Number:IAE 1F10026
Tool Name:IAE 1F10026 Hydraulic hand pump
Manufacturer Code:0AM53
Tool Number:IAE 1F10110
Tool Name:IAE 1F10110 Stud
Manufacturer Code:0AM53
Tool Number:IAE 1F10114
Tool Name:IAE 1F10114 Hydraulic cylinder
Manufacturer Code:0AM53
Tool Number:IAE 1F10115
Tool Name:IAE 1F10115 Ring
Manufacturer Code:0AM53
Tool Number:IAE 1F10116
Tool Name:IAE 1F10116 Base
Manufacturer Code:0AM53
Tool Number:IAE 1F10117
Tool Name:IAE 1F10117 Pusher
Manufacturer Code:0AM53
Tool Number:IAE 1F10119
Tool Name:IAE 1F10119 Wrench
Manufacturer Code:0AM53
Tool Number:IAE 1F10121
Tool Name:IAE 1F10121 Puller
Manufacturer Code:0AM53
Tool Number:IAE 1F10259
Tool Name:IAE 1F10259 Puller
Manufacturer Code:0AM53
Tool Number:IAE 1P16539
Tool Name:IAE 1P16539 Fixture
Manufacturer Code:LOCAL
Tool Number:Standard wrench
Tool Name:Standard wrench
Manufacturer Code:LOCAL
Tool Number:Swivel vise
Tool Name:Swivel vise