TASK 72-32-71-300-003 LPC Bleed Valve Link Arms - Replace The Sleeve Bearing, Repair-003 (VRS1320)

DMC:V2500-A0-72-32-7135-01A-920A-C|Issue No:001.00|Issue Date:2013-11-01

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 72-32-71-300-003 LPC Bleed Valve Link Arms - Replace The Sleeve Bearing, Repair-003 (VRS1320)

Effectivity

FIG/ITEM

PART NO.

01-100

5A3688

Material of component

RR

DESCRIPTION

SYMBOL

MATERIAL

Link arm

Aluminum alloy

General

Price and availability - not applicable

The practice and process referred to in the procedure by the TASK number are in the SPM.

NOTE

To identify the consumable materials refer to the PCI.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
Arbor PressLOCALArbor press
OvenLOCALOven

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 01-275 CHROMATE CONVERSION COATING FOR ALUMINIUMLOCALCoMat 01-275

Spares

NameManufacturerPart Number / IdentificationQuantityRemark
Bearing. sleeveAHJ05C0121

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-32-71-350-054 Remove the Damaged Sleeve Bearing from the Link Arm Assembly

      1. Press out the damaged sleeve bearing.

      1. Use an Arbor Press and a 0.040 in. (10.16 mm) diameter pin.

    2. Remove sharp edge around the sleeve bearing hole.

    3. Clean the hole with a soft clean cloth and blast with air.

    2. SUBTASK 72-32-71-220-083 Examine the Sleeve Bearing Hole of the Link Arm Assembly

      1. Measure the hole diameter of the link arm.

      1. Refer to Figure.

      2. If the hole diameter is out of drawing limit, reject link arm.

      2. Visually examine for damage in hole.

      1. Scratches are permitted but remove raised material.

    3. SUBTASK 72-32-71-380-052 Apply the Surface Protection to the Link Arm Assembly

      1. Apply CoMat 01-275 CHROMATE CONVERSION COATING FOR ALUMINIUM to the repaired surface, if necessary.

      1. Refer to the SPM TASK 70-38-02-100-501.

    4. SUBTASK 72-32-71-350-055 Install New Sleeve Bearing to the Link Arm Assembly

    1. Chill sleeve bearing in dry ice and heat link arm assembly in an oven 212 deg F (100 deg C).

      2. Press sleeve bearing into link arm assembly.

      2. Refer to Figure.

    5. SUBTASK 72-32-71-220-084 Examine the Sleeve Bearing of the Link Arm Assembly

      1. Visually and dimensionally examine.

      1. Refer to Figure.

    6. Figure: Replace the sleeve bearing of the link arm assembly

    Replace the sleeve bearing of the link arm assembly

Requirements After Job Completion

Follow-On Conditions

NONE
Link not Found
Manufacturer Code:LOCAL
Enterprise Name:LOCALLY SUPPLIED
Link not Found
Manufacturer Code:00BB6
Supply Number:CoMat 01-275
Type:sp01
Supply Short Name:CoMat 01-275 CHROMATE CONVERSION COATING FOR ALUMINIUM
Supply Name:CoMat 01-275 CHROMATE CONVERSION COATING FOR ALUMINIUM
Specification Groups:
Doc NumberType
BONDERITE M-CR-1200S AEROJCR-047 (JAEC REF)
JCR-048 (JAEC REF)SPMC 206 (PW REF)
Suppliers:
ManufacturerRemarks
00BB6
71410
Manufacturer Code:LOCAL
Tool Number:Arbor press
Tool Name:Arbor Press
Manufacturer Code:LOCAL
Tool Number:Oven
Tool Name:Oven