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 77-21-15-100-401 EGT Thermocouple - Related Parts - Clean The EGT Thermocouple, Cleaning-001
General
This TASK gives the procedure to clean the EGT Thermocouple.
The practices and processes referred to in the procedure by the TASK/SUBTASK number are in SPM.
Fig/Item numbers in parentheses in the procedure agree with those used in the IPC.
References
Refer to General Cleaning, Section 70-10-00, in Standard Practices Manual (SPM) for important cleaning information that supplements the TASKS.
When more than one TASK or SUBTASK is specified for a part, refer to Section 70-10-00 in SPM for selection of the applicable cleaning TASK or SUBTASK.
Refer to Section 70-11-00 in SPM for the TASK numbers given below.
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
NONEConsumables, Materials and Expendables
NONESpares
NONESafety Requirements
NONEProcedure
The procedure to locally swab or wipe clean with solvent.
Remove unwanted particles. Refer to SPM TASK 70-11-26-300-503.
Dry.
SUBTASK 77-21-15-110-051 Remove Unwanted Particles
Degrease parts by aqueous cleaning.
Remove the grease and oil. Refer to SPM TASK 70-11-03-300-503.
SUBTASK 77-21-15-110-052 Remove the Grease and Oil