TASK 71-52-41-300-004 Fire Detection (System A) And Core Services Harness - Replace The Contact Pins And Sockets, Repair-004 (VRS2989)

DMC:V2500-A0-71-52-4100-03A-920A-C|Issue No:002.00|Issue Date:2018-08-01

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

All

Common Information

TASK 71-52-41-300-004 Fire Detection (System A) And Core Services Harness - Replace The Contact Pins And Sockets, Repair-004 (VRS2989)

Effectivity

FIG/ITEM

PART NO.

01-005

740-5967-501

01-005

740-5967-511

01-005

740-5967-513

01-005

740-5967-517

01-005

740-5967-519

01-005

740-5967-523

01-005

745-5967-501

01-005

745-5967-505

01-005

745-5967-507

01-005

745-5967-509

01-005

745-5967-511

01-005

745-5967-513

01-005

745-5967-515

01-005

745-5967-517

General

The cables are of sufficient length to permit the replacement of the contacts two times only. If more replacements are necessary the harness must be disassembled and the applicable cables replaced (Refer to Repair, VRS2966 TASK 71-52-41-300-001 (REPAIR-001)).

Related repairs

Core Services Harness - Replacement of a Cable, Repair, VRS2966 TASK 71-52-41-300-001 (REPAIR-001).

Core Services Harness - Replacement of the Connectors, Repair, VRS2982 TASK 71-52-41-300-003 (REPAIR-003).

Repair parts

FIG/ITEM

PART NO.

PART IDENT

QTY

02-105

8522-1007

Contact pin

AR

02-322

8522-2349A

Contact pin

AR

02-105A

5000-270-1616

Contact pin

AR

02-327

5000-270-2018

Contact pin

AR

02-260

8533-1001

Contact socket

AR

02-035

8950-4779

Contact socket

AR

02-260A

5100-427-2018

Contact socket

AR

02-070

BA-4120-36LD

Contact socket

AR

Repair part location - Refer to Figure.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
Crimp toolLOCALCrimp tool
LocatorLOCALLocator

16 gauge

LocatorLOCALLocator

20 gauge

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 06-131 MARKING PEN0AM53CoMat 06-131

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 71-52-41-350-060 Replace the Contact Pin or Socket

      CAUTION

      MAKE SURE THAT YOU USE THE CORRECT LOCATOR AND THAT THE CRIMP TOOL IS SET CORRECTLY. IF NOT, THE CABLE OR THE CONTACT CAN BE DAMAGED OR THE CONTACT INCORRECTLY ATTACHED TO THE CABLE.

      1. Disassemble the backclamp and the connector.

      1. Refer to Repair, VRS2982 TASK 71-52-41-300-003 (REPAIR-003).

      2. Prepare the cable end.

      1. Refer to Figure.

      2. Cut the cable adjacent to the contact pin or socket.

      3. Discard the rejected part.

      4. Remove 0.276 in. (7.0 mm) to the cable insulation.

      3. Install the new contact pin or socket.

      1. Refer to Figure.

      2. Put the conductor into the contact barrel until it touches the bottom (or it can be seen in the inspection hole).

      3. Use the crimp tool set for the correct gauge of cable, with the applicable locator, to crimp the contact barrel.

      4. Do a check of the crimped joint.

      1. Manually pull the contact to make sure that it is satisfactorily attached to the conductor.

      5. Assemble the backclamp and the connector.

      1. Refer to Repair, VRS2982 TASK 71-52-41-300-003 (REPAIR-003).

      6. Do a continuity and insulation test.

      1. Refer to TASK 71-52-41-750-301 (Testing-00).

    2. SUBTASK 71-52-41-850-052 Put the Repair Scheme Number on the Harness

      1. Put the repair scheme number VRS2989 on the identification sleeve of the harness, adjacent to the part number.

    3. Figure: Contact Replacement

    Contact Replacement

    Figure: Repair Part Location

    Repair Part Location

Requirements After Job Completion

Follow-On Conditions

NONE
Change Type:

Revised the procedure to correct the contact socket part number. (17VN809)

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:0AM53
Supply Number:CoMat 06-131
Type:sp01
Supply Short Name:CoMat 06-131 MARKING PEN
Supply Name:CoMat 06-131 MARKING PEN
Suppliers:
ManufacturerRemarks
0AM53
Manufacturer Code:LOCAL
Tool Number:Crimp tool
Tool Name:Crimp tool
Manufacturer Code:LOCAL
Tool Number:Locator
Tool Name:Locator