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 73-22-34-200-301 EEC Terminal Block Assembly - Examine The Block Assembly, Inspection-001
General
This TASK gives the procedure for the inspection of the terminal block assembly. For the other electronic engine control parts, refer to Inspection - 000 TASK 73-22-34-200-300 and Inspection - 001 TASK 73-22-34-200-301 in the Component Maintenance Manual (CMM-MECH-V2500-1IA).
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.
All the parts must be cleaned before they are examined. Refer to Cleaning - 000 TASK 73-22-34-100-300.
All the parts must be visually examined for damage, corrosion and wear. Defects that are not identified in the procedure must be referred to IAE.
Do not discard any part until you are sure there are no repairs available. Refer to the instructions in Repair before a discarded part is used again or oversize parts are installed.
Parts which should be discarded can be held although no repair is available. The repair of a discarded part could be shown to be necessary at a later date.
All the parts must be examined to make sure that all the repairs have been completed satisfactorily.
The practices and processes referred to in the procedure by the TASK number are in the SPM.
References
Refer to the SPM for data on these items.
Definition of Damage, SPM TASK 70-02-02-350-501.
Inspection Policy and Inspection of Parts, SPM TASK 70-20-01-200-501.
Some data on these items is contained in this TASK. For more data on these items refer to the SPM.
Method of Testing for Crack Indications.
Chemical Processes.
Surface Protection.
Preliminary Requirements
Pre-Conditions
NONESupport Equipment
NONEConsumables, Materials and Expendables
NONESpares
NONESafety Requirements
NONEProcedure
Clean the parts. Refer to Cleaning - 000 TASK 73-22-34-100-300.
Refer to SPM TASK 70-23-01-230-501.
Reject
Cracked
Terminal block assembly.
Do the crack test on the parts that are given below. Use the applicable penetrant inspection procedure.
SUBTASK 73-22-34-230-052 Examine the Terminal Block Assembly for Cracks
Reject
Bent
Reject
Threads damaged
Examine the screws.
Reject
Clamp distorted
Reject
Threads damaged
Reject
Ground ferrule distorted
Examine the connector body.
SUBTASK 73-22-34-220-055 Examine the Terminal Block Assembly Connector
Reject
Split
Reject
Unbonded
Examine the connector pin housings.
Reject
Internal contact clips damaged or missing.
Reject
Sockets damaged or distorted.
Examine the connector sockets.
SUBTASK 73-22-34-220-056 Examine the Terminal Modules of the Terminal Block Assembly
Reject
More than in Step.
Scratched.
Reject
Distorted
Reject
Distorted holes
Reject
Captive nuts damaged or missing.
SUBTASK 73-22-34-220-057 Examine the Terminal Block Assembly Cover/Housing and Bracket
