TASK 72-50-50-040-001-B00 Turbine Exhaust Case (TEC) Assembly - Disassemble The TEC Assembly, Disassembly-001 - SBE 72-0063

DMC:V2500-A0-72-50-5000-00C-530A-B|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

V2500-A1

Common Information

TASK 72-50-50-040-001-B00 Turbine Exhaust Case (TEC) Assembly - Disassemble The TEC Assembly, Disassembly-001 - SBE 72-0063

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 penetrating oil before the removal of threaded parts. Let the parts soak before removal. For the approved oils and procedures, refer to the SPM TASK 70-64-00-640-501.

Remove and discard the lockwire before parts are disconnected or removed.

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

Transportation covers/blanks must be installed immediately after the removal of the components.

The number for each radial location must be identified in a clockwise direction. These start at the engine top position when you look from the rear of the engine, unless stated differently in the 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
IAE 1F10041 TEC lift adapter0AM53IAE 1F100411
IAE 1F10042 Engine lift eye rear bare0AM53IAE 1F100421
IAE 1F10152 Removal/installation fixture0AM53IAE 1F101521
IAE 1F10178 Storage and Turnover adapter0AM53IAE 1F101781
IAE 1M14110 Turnover stand0AM53IAE 1M141101
IAE 1P16375 Knocker puller0AM53IAE 1P163751

Consumables, Materials and Expendables

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

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-50-50-040-055 Install the Turbine Exhaust Case on the Build Stand

    1. Install IAE 1F10178 Storage and Turnover adapter 1 off on the trunnion plate of IAE 1M14110 Turnover stand 1 off. Attach with the bolts. Put the trunnion plate in vertical position.

    2. Install IAE 1F10042 Engine lift eye rear bare 1 off on IAE 1F10041 TEC lift adapter 1 off. Attach with the bolts.

    3. Attach the TEC bare engine adapter to the engine mounts of the turbine exhaust case.

    4. Lift the turbine exhaust case. Align the front flange of the turbine exhaust case with the flange of the adapter. Attach with the bolts.

    5. Release the lock and turn the handle of the build stand and put the turbine exhaust case horizontally with the rear face to the top. Lock the stand.

    2. SUBTASK 72-50-50-040-056 Remove the No. 5 Bearing Scavenge Tube

    1. Refer to: Figure

    2. Remove the bolts and nuts that attach the bracket to the oil scavenge tube and to the rear external flange of the turbine exhaust case. Remove the bracket.

    3. Disconnect the scavenge tube nut at the elbow at external opening in case. Remove the elbow.

    4. Remove the thrust wire from the tube nut at the external opening in case. Remove the tube nut and discard the thrust wire.

    5. Release the nut that attaches the oil scavenge tube and the heat shields to the inner bracket. Remove the nut, washers and bolt.

    6. Remove the lockwire that attaches the two heat shields to the scavenge tube and remove the two heat shields.

    7. Remove the two bolts and nuts that attach the inner bracket to the inner support of the turbine exhaust case. Remove the bracket.

    8. Release the tube nut from the inner adapter on the exhaust case. Remove the oil scavenge tube from the exhaust case.

    9. Remove the adapter from the inner support of the turbine exhaust case. Discard the packing.

    3. SUBTASK 72-50-50-040-057 Remove the No. 5 Bearing Pressure Tube

    1. Refer to: Figure

    2. Remove the bolts and nuts that attach the bracket to the oil pressure tube clamp and to the rear external flange of the turbine exhaust case. Remove the bracket and clamp.

    3. Disconnect the pressure tube nut at the elbow at external opening in case. Remove the elbow.

    4. Remove the thrust wire from the tube nut at the external opening in case. Remove the tube nut and discard the thrust wire.

    5. Release the nut that attaches the oil pressure tube and the heat shields to the inner bracket. Remove the nut, washers and bolt.

    6. Remove the lockwire that attach the two heat shields to the pressure tube and remove the two heat shields.

    7. Remove the two bolts and nuts that attach the inner bracket to the inner support of the turbine exhaust case. Remove the bracket.

    8. Release the tube nut from the inner adapter on the exhaust case. Remove the oil pressure tube from the exhaust case.

    9. Remove the adapter from the inner support of the turbine exhaust case. Discard the packing.

    4. SUBTASK 72-50-50-040-058 Remove the Rear Housing Shield

    1. Refer to: Figure

    2. Lift the rear housing shield to remove from exhaust case.

    5. SUBTASK 72-50-50-040-059 Remove the Outer Race of the No. 5 Bearing

    1. Refer to: Figure

    2. Remove the six bolts which attach the No. 5 bearing strainer elements and the retaining plate to the No. 5 bearing housing.

    3. Remove the two strainer elements.

    4. Remove the retaining plate.

    5. Remove the No. 5 bearing outer race.

    6. SUBTASK 72-50-50-040-060 Remove the No. 5 Bearing Seal Housing and Heatshields

    1. Refer to: Figure

    2. Release the lock and turn the handle of the build stand to put the turbine exhaust case horizontally with the front face to the top. Lock the stand.

    3. Remove the three bolts which attach the outer heatshield to the exhaust case and remove the heatshield.

    4. Cut the lockwire (12 places) which holds the inner heatshields in place and remove the heatshields.

    7. SUBTASK 72-50-50-040-061 Remove the No. 5 Bearing Seal Housing

    1. Refer to: Figure

    2. Remove the seal housing using IAE 1P16375 Knocker puller 1 off.

    8. SUBTASK 72-50-50-040-062 Remove the Tube Union

    1. Refer to: Figure

    2. Remove the tube union from the turbine exhaust case.

    3. Remove the washer and discard it.

    9. SUBTASK 72-50-50-040-069 Remove the Bosses

    1. Refer to: Figure

    2. Remove the four bolts and nuts.

    3. Remove the stop from each boss.

    4. Remove the pin from each boss.

    5. Remove the two bosses.

    10. Figure: Remove the No. 5 bearing scavenge tube

    Remove the No. 5 bearing scavenge tube

    Figure: Remove the No. 5 bearing pressure tube

    Remove the No. 5 bearing pressure tube

    Figure: Remove the outer race of the No. 5 bearing

    Remove the outer race of the No. 5 bearing

    Figure: Remove the tube union and the bosses

    Remove the tube union and the bosses

Requirements After Job Completion

Follow-On Conditions

NONE
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
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 1F10041
Tool Name:IAE 1F10041 TEC lift adapter
Manufacturer Code:0AM53
Tool Number:IAE 1F10042
Tool Name:IAE 1F10042 Engine lift eye rear bare
Manufacturer Code:0AM53
Tool Number:IAE 1F10152
Tool Name:IAE 1F10152 Removal/installation fixture
Manufacturer Code:0AM53
Tool Number:IAE 1F10178
Tool Name:IAE 1F10178 Storage and Turnover adapter
Manufacturer Code:0AM53
Tool Number:IAE 1M14110
Tool Name:IAE 1M14110 Turnover stand
Manufacturer Code:0AM53
Tool Number:IAE 1P16375
Tool Name:IAE 1P16375 Knocker puller