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 72-50-00-540-004 LP Turbine (LPT) And Turbine Exhaust Case (TEC) Unit - Unpack The LPT Module (With Shaft), Storage-004
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.
For all parts identified in a different Chapter/Section/Subject, the applicable Chapter/Section/Subject comes before the Fig/item number.
NOTE
NOTE
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| IAE 1F10019 Mechanical wrench | 0AM53 | IAE 1F10019 | 1 | |
| IAE 1R19787 Sling | 0AM53 | IAE 1R19787 | 1 | |
| IAE 1F10052 Two cables sling | 0AM53 | IAE 1F10052 | 1 | |
| IAE 1F10074 Guide pogo stick | 0AM53 | IAE 1F10074 | 1 | |
| IAE 1F10075 Support pedestal | 0AM53 | IAE 1F10075 | 2 | |
| IAE 1F10080 Horizontal stand | 0AM53 | IAE 1F10080 | 1 | |
| IAE 5F10149 Shipping frame | 0AM53 | IAE 5F10149 | 1 | |
| IAE 5F10167 Shipping equipment | 0AM53 | IAE 5F10167 | 1 | |
| IAE 1M14000 Lifting fixture | 0AM53 | IAE 1M14000 | 1 | |
| IAE 1M14002 Support fixture | 0AM53 | IAE 1M14002 | 1 | |
| IAE 1M14003 Support arm | 0AM53 | IAE 1M14003 | 2 | |
| IAE 1M14005 Torque wrench | 0AM53 | IAE 1M14005 | 1 | |
| IAE 1M14006 Immobilizing fixture | 0AM53 | IAE 1M14006 | 1 | |
| IAE 1M14086 Supporting fixture | 0AM53 | IAE 1M14086 | 1 | |
| IAE 1M14127 Support plate | 0AM53 | IAE 1M14127 | 2 | |
| IAE 1M14139 Immobilizing fixture | 0AM53 | IAE 1M14139 | 1 | |
| IAE 1M14143 Support fixture | 0AM53 | IAE 1M14143 | 1 | |
| IAE 1M14461 Supporting fixture | 0AM53 | IAE 1M14461 | 1 | |
| IAE 1M14146 Support plate | 0AM53 | IAE 1M14146 | 2 | |
| IAE 1P16377 Guide support | 0AM53 | IAE 1P16377 | 1 |
Consumables, Materials and Expendables
| Name | Manufacturer | Part Number / Identification | Quantity | Remark |
|---|---|---|---|---|
| CoMat 12-004 P.V.C. SHEET | LOCAL | CoMat 12-004 | ||
| CoMat 12-022 DESICCANT SELF INDICATING | LOCAL | CoMat 12-022 |
Spares
NONESafety Requirements
NONEProcedure
Examine the IAE 5F10167 Shipping equipment. Refer to Figure.
SUBTASK 72-50-00-210-051 Examine the Shipping Equipment
Refer to Figure
SUBTASK 72-50-00-540-063 Open the Shipping Equipment

CAUTION
MAKE SURE THAT THE DESICCANT BAGS WILL NOT BE DAMAGED OR RUPTURED. IF PARTICLES OF DESICCANT ENTER THE LP TURBINE MODULE, REMOVE THE LP TURBINE MODULE FROM THE SHIPPING FRAME. DISASSEMBLE THE LP TURBINE MODULE AS FAR AS NECESSARY TO REMOVE ALL DESICCANT PARTICLES COMPLETELY (REFER TO AND TASK 72-50-10-030-000 AND TASK 72-50-10-030-000).Do the check for the CoMat 12-022 DESICCANT SELF INDICATING.
SUBTASK 72-50-00-550-051 Do the Check for the Desiccant and Humidity Indicator
Remove the CoMat 12-022 DESICCANT SELF INDICATING from the IAE 5F10167 Shipping equipment.
SUBTASK 72-50-00-540-064 Remove the Desiccant
Remove the CoMat 12-004 P.V.C. SHEET with the engine documentation from the shipping equipment.
SUBTASK 72-50-00-550-052 Do the Check for the Engine Documentation
Refer to Figure
Install the IAE 1F10074 Guide pogo stick 1 off through the inner diameter of the LP turbine shaft. Use an applicable webbing sling.
Put the IAE 1F10075 Support pedestal 1 off A below the guide pogo stick. Move the support pedestal A near the rear flange of the turbine case. Turn the handwheel A until the end of the pedestal-screw touches the guide pogo stick. Safety the pedestal-screw in that position with the handwheel B.
SUBTASK 72-50-00-540-065-A00 V2500-A1 Install the Guide Pogo Stick to the LP Turbine Shaft
Refer to Figure
Install the IAE 1P16377 Guide support 1 off through the inner diameter of the LP turbine shaft. Use an applicable webbing sling.
Put the IAE 1F10075 Support pedestal 1 off A below the guide support. Move the support pedestal A near the rear flange of the turbine exhaust case. Turn the handwheel A until the end of the pedestal-screw touches the guide support. Safety the pedestal-screw in that position with the handwheel B.
SUBTASK 72-50-00-540-065-B00 V2500-A5 Install the Guide Support to the LP Turbine Shaft
Refer to Figure.
Release the two hand knobs that attach the two clamps (part of the IAE 1M14086 Supporting fixture or of the IAE 1M14461 Supporting fixture) to the stage 7 turbine disk.
SUBTASK 72-50-00-540-066-A00 V2500-A1: Remove the Supporting Fixture
Refer to Figure.
Release the two hand knobs that attach the two clamps (part of the IAE 1M14143 Support fixture or of the IAE 1M14461 Supporting fixture) 1 off to the stage 7 turbine disk.
SUBTASK 72-50-00-540-066-B00 V2500-A5: Remove the Supporting Fixture
Refer to Figure
Install the IAE 1M14127 Support plate 2 off on the LP turbine case front flange and LP turbine shaft. Attach each segment of the support plate with the seven bolts and nuts to the LP turbine case. Tighten the bolts.
SUBTASK 72-50-00-540-067-A00 V2500-A1 Remove the Transportation Blanks
Refer to Figure
Install the IAE 1M14146 Support plate 2 off on the LP turbine case front flange and LP turbine shaft. Attach each segment of the support plate with the seven bolts and nuts to the LP turbine case. Tighten the bolts.
SUBTASK 72-50-00-540-067-B00 V2500-A5 Remove the Transportation Blanks
Refer to Figure
Engage the IAE 1M14000 Lifting fixture 1 off on to the IAE 1M14002 Support fixture 1 off. Turn back the three guide sleeves, part of the lifting fixture, until the support fixture touches the lifting fixture.
Install the IAE 1M14003 Support arm 2 off to the lifting fixture. Attach each support arm with the eight washers and screws.
Install the IAE 1F10052 Two cables sling 1 off to the rear spools of the support arms.
SUBTASK 72-50-00-540-068 Install the Support Fixture in to the Lifting Fixture
Refer to Figure
Install the assembled fixture to the IAE 1F10074 Guide pogo stick 1 off.
Put the IAE 1F10075 Support pedestal B below the rear end of the guide pogo stick. Turn the handwheel A until the end of the pedestal-screw touches the guide pogo stick. Safety the pedestal-screw in that position with the handwheel B.
Remove the IAE 1F10075 Support pedestal A.
Attach the IAE 1F10052 Two cables sling 1 off to the front spools of the support arms.
Loosen the three nuts that safety the guide sleeves (part of the lifting fixture). Turn the guide sleeves clockwise until the support fixture is correctly installed to the LP turbine shaft. Tighten the three nuts. Refer to Figure.

CAUTION
MAKE SURE THAT THE SUPPORT FIXTURE IS CORRECTLY INSTALLED ON THE LP TURBINE SHAFT AND LOCKED TO THE LIFTING FIXTURE. IF NOT CORRECTLY SECURED, THE LP TURBINE CASE AND ROTOR PARTS CAN BE DAMAGED DURING HANDLING OF THE LP TURBINE MODULE.Remove the support pedestal B. Remove the guide pogo stick through the support fixture.
SUBTASK 72-50-00-540-069-A00 V2500-A1 Install the Assembled Fixture and Remove the Guide Pogo Stick
Refer to Figure
Install the assembled fixture to the IAE 1P16377 Guide support 1 off.
Put the IAE 1F10075 Support pedestal B below the rear end of the guide support. Turn the handwheel A until the end of the pedestal-screw touches the guide support. Safety the pedestal-screw in that position with the handwheel B.
Remove the IAE 1F10075 Support pedestal A.
Attach the IAE 1F10052 Two cables sling 1 off to the front spools of the support arms.
Loosen the three nuts that safety the guide sleeves (part of IAE 1M14000 Lifting fixture). Turn the guide sleeves clockwise until the support fixture is correctly installed to the LP turbine shaft. Tighten the three nuts. Refer to Figure.

CAUTION
MAKE SURE THAT THE SUPPORT FIXTURE IS CORRECTLY INSTALLED ON THE LP TURBINE SHAFT AND LOCKED TO THE LIFTING FIXTURE. IF NOT CORRECTLY SECURED, THE LP TURBINE CASE AND ROTOR PARTS CAN BE DAMAGED DURING HANDLING OF THE LP TURBINE MODULE.Remove the support pedestal B. Remove the guide support through the support fixture.
SUBTASK 72-50-00-540-069-B00 V2500-A5 Install the Assembled Fixture and Remove the Guide Support
Refer to Figure.
Install the ringnut (part of the IAE 1M14002 Support fixture) on to the rear end of the LP turbine shaft.
Install the IAE 1M14005 Torque wrench 1 off to the ringnut.
Assemble the IAE 1F10019 Mechanical wrench 1 off with the IAE 1R19787 Sling 1 off to the torque wrench.
Install the IAE 1M14006 Immobilizing fixture 1 off on to the rear end of the LP turbine shaft. Safety the immobilizing fixture to the torque multiplier with the immobilizer plate.
SUBTASK 72-50-00-540-070-A00 V2500-A1 Safety the Assembled Fixture to the LP Turbine Module without Turbine Exhaust Case
Refer to Figure.
Install the ringnut (part of IAE 1M14002 Support fixture) on to the rear end of the LP turbine shaft.
Install the IAE 1M14005 Torque wrench 1 off to the ring nut.
Assemble the IAE 1F10019 Mechanical wrench 1 off with the IAE 1R19787 Sling 1 off to the torque wrench.
Install the IAE 1M14139 Immobilizing fixture 1 off on to the rear end of the LP turbine shaft. Safety the immobilizing fixture to the torque multiplier with the immobilizer plate.
SUBTASK 72-50-00-540-070-B00 V2500-A5 Safety the Assembled Fixture to the LP Turbine Module without Turbine Exhaust Case
Loosen and remove the 28 head capscrews which attach the LP turbine case to the IAE 5F10149 Shipping frame.
SUBTASK 72-50-00-540-071 Remove the LP Turbine Module without Turbine Exhaust Case from the Shipping Equipment
SUBTASK 72-50-00-540-072 Install the LP Turbine Module without Turbine Exhaust Case to the Horizontal Stand
NOTE
Safety the IAE 1F10080 Horizontal stand 1 off with the three arms.Refer to Figure.
Install the IAE 1M14005 Torque wrench 1 off to the ringnut, part of the IAE 1M14002 Support fixture.
Assemble the IAE 1F10019 Mechanical wrench 1 off with IAE 1R19787 Sling 1 off to the torque wrench.
Install the IAE 1M14006 Immobilizing fixture 1 off on to the rear end of the LP turbine shaft. Safety the immobilizing fixture to the mechanical wrench with the immobilizer plate.
SUBTASK 72-50-00-540-073-A00 V2500-A1 Release the Assembled Fixture from the LP Turbine Module without Turbine Exhaust Case
Refer to Figure.
Install the IAE 1M14005 Torque wrench 1 off to the ringnut, (part of the IAE 1M14002 Support fixture).
Assemble the IAE 1F10019 Mechanical wrench 1 off with the IAE 1R19787 Sling 1 off to the wrench.
Install the IAE 1M14139 Immobilizing fixture 1 off to the rear end of the LP turbine shaft. Safety the immobilizing fixture to the mechanical wrench with the immobilizer plate.
SUBTASK 72-50-00-540-073-B00 V2500-A5 Release the Assembled Fixture from the LP Turbine Module without Turbine Exhaust Case
Install the IAE 1F10074 Guide pogo stick 1 off to the inner diameter of the LP turbine shaft. Use an applicable webbing sling.
Put the IAE 1F10075 Support pedestal B below the guide pogo stick. Move the support pedestal B near to the rear end of the guide pogo stick.
Attach the IAE 1F10052 Two cables sling 1 off to the rear spools of the support arms.
Install the IAE 1F10075 Support pedestal 1 off A between the rear flange of the LP turbine case and the support fixture.
SUBTASK 72-50-00-540-074-A00 V2500-A1 Install the Guide Pogo Stick and Remove the Lifting Fixture
Install the IAE 1P16377 Guide support 1 off to the inner diameter of the LP turbine shaft. Use an applicable webbing sling.
Put the IAE 1F10075 Support pedestal B below the guide support. Move the support pedestal B near to the rear end of the guide support.
Attach the IAE 1F10052 Two cables sling 1 off to the rear spools of the support arms.
Install the IAE 1F10075 Support pedestal 1 off A between the rear flange of the LP turbine case and the support fixture.
SUBTASK 72-50-00-540-074-B00 V2500-A5 Install the Guide Support and Remove the Lifting Fixture
Refer to Figure
Install the IAE 1M14086 Supporting fixture or the IAE 1M14461 Supporting fixture 1 off at the 12 o'clock position to the LP turbine case. Attach the supporting fixture with the four screws.
SUBTASK 72-50-00-540-075-A00 V2500-A1 Install the Supporting Fixture
NOTE
Measure the inner hub diameter of Stage 7 Disk before you install the supporting fixture.NOTE
If the inner hub diameter is 12.595 in. (319.9 mm) use IAE 1M14086 Supporting fixtureIf the inner hub diameter is 12.441 in. (316 mm) use IAE 1M14461 Supporting fixtureRefer to Figure
Install the IAE 1M14143 Support fixture or the IAE 1M14461 Supporting fixture 1 off at the 12 o'clock position to LP turbine case. Attach the supporting fixture with the four screws.
SUBTASK 72-50-00-540-075-B00 V2500-A5 Install the Supporting Fixture
NOTE
Measure the inner hub diameter of Stage 7 Disk before you install the supporting fixture.NOTE
If the inner hub diameter is 12.595 in. (319.9 mm) use IAE 1M14143 Support fixtureIf the inner hub diameter is 12.441 in. (316 mm) use IAE 1M14461 Supporting fixtureRefer to Figure
Remove the IAE 1F10075 Support pedestal A.
Release and remove the IAE 1F10074 Guide pogo stick from the LP turbine shaft. Use an applicable webbing sling.
SUBTASK 72-50-00-540-076-A00 V2500-A1 Remove the Guide Pogo Stick from the LP Turbine Module without Turbine Exhaust Case
Refer to Figure
Remove the IAE 1F10075 Support pedestal A.
Release and remove the IAE 1P16377 Guide support from the LP turbine shaft. Use an applicable webbing sling.
SUBTASK 72-50-00-540-076-B00 V2500-A5 Remove the Guide Support from the LP Turbine Module without Turbine Exhaust Case
Remove the IAE 1M14003 Support arm 2 off from the IAE 1M14000 Lifting fixture.
SUBTASK 72-50-00-540-077 Disassemble the Lifting Fixture and the Support Fixture
Figure: Open the shipping equipment
Open the shipping equipment

Figure: V2500-A1 Install the guide pogo stick to the LP turbine module without turbine exhaust case
V2500-A1 Install the guide pogo stick to the LP turbine module without turbine exhaust case

Figure: V2500-A5 Install the guide support to the LP turbine module without turbine exhaust case
V2500-A5 Install the guide support to the LP turbine module without turbine exhaust case

Figure: V2500-A1 Install the lifting fixture and remove the guide pogo stick
V2500-A1 Install the lifting fixture and remove the guide pogo stick

Figure: V2500-A5 Install the lifting fixture and remove the guide support
V2500-A5 Install the lifting fixture and remove the guide support

Figure: Install the lifting fixture on to the LP turbine module without turbine exhaust case
Install the lifting fixture on to the LP turbine module without turbine exhaust case

Figure: Installation of the shaft and the support
Installation of the shaft and the support

Figure: Installation of the LP turbine module without turbine exhaust case to the horizontal stand
Installation of the LP turbine module without turbine exhaust case to the horizontal stand

