TM 55-2840-254-23
Section X. THIRD STAGE POWER TURBINE ROTOR - MAINTENANCE PROCEDURES
4-50 CLEAN THIRD STAGE POWER TURBINE ROTOR (AVIM)
4-50
INITIAL SETUP
Applicable Configurations:
All
Tools:
Powerplant Mechanics Tool Kit,
NSN 5180-00-323-4944
Goggles
Compressed Air Source
Materials:
Gloves (E20)
Methyl Ethyl Ketone (E36)
Personnel Required:
68B10 Aircraft Powerplant Repairer
Equipment Condition:
Off Engine Task
Engine Oil System Drained (Task 1-75)
Combustion Section and Power Turbine
Removed (Task 3-5)
Combustion Section and Power Turbine Dis-
assembled (Task 3-6)
Thermocouple Harness Assemblies Removed
(Task 4-20)
Third Turbine Nozzle and Support Removed
(Task 4-26)
No. 4 and 5 Bearing Package Removed
(Task 4-37, Steps 1 thru 15)
Fourth Stage Power Turbine Nozzle Removed
(Task 4-45)
GO TO NEXT PAGE
4-303