TASK 72-60-25-300-020 Fuel Pump Drive Gear Rotating Seal Ring - Lap The Seal Surface, Repair-020 (VRS5002)

DMC:V2500-A0-72-60-2503-00A-646A-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 72-60-25-300-020 Fuel Pump Drive Gear Rotating Seal Ring - Lap The Seal Surface, Repair-020 (VRS5002)

Effectivity

FIG/ITEM

PART NO.

01-170

7T0473

01-170

7T0453

Material of component

RR

DESCRIPTION

SYMBOL

MATERIAL

Ring, Mating

-

AISI 440C

General

NOTE

To identify the consumable materials refer to the PCI.

Preliminary Requirements

Pre-Conditions

NONE

Support Equipment

NameManufacturerPart Number / IdentificationQuantityRemark
Workshop inspection equipmentLOCALWorkshop inspection equipment
Lapping plateLOCALLapping plate

Consumables, Materials and Expendables

NameManufacturerPart Number / IdentificationQuantityRemark
CoMat 05-116 LAPPING COMPOUND71724CoMat 05-116

Spares

NONE

Safety Requirements

NONE

Procedure

    1. SUBTASK 72-60-25-350-084 Lap the Seal Surface

    1. Refer to Figure.

      2. Lap the seal surface.

    2. SUBTASK 72-60-25-220-111 Examine the Mating Ring

    1. Refer to Figure.

    2. Examine the seal surface for surface finish and flatness.

    3. Examine the mating ring for the height.

    4. The minimum permitted height is 0.348 in. (8.850 mm).

    3. Figure: Repair details and dimensions

    Repair details and dimensions

Requirements After Job Completion

Follow-On Conditions

NONE
Manufacturer Code:71724
Enterprise Name:LAPMASTER INTERNATIONAL-US
BU Name:LAPMASTER INTERNATIONAL-US
Street:501 WEST ALGONQUIN ROAD
City:MOUNT PROSPECT
State:IL
Zip Code:60056-5705
Country:USA
Phone Number:1-224-659-7101, 1-877-FLATNESS
Fax Number:1-224-659-7103
Email:sales@lapmaster.com
Internet:www.lapmaster.com
Manufacturer Code:LOCAL
Enterprise Name:LOCALLY SUPPLIED
Manufacturer Code:71724
Supply Number:CoMat 05-116
Type:sp01
Supply Short Name:CoMat 05-116 LAPPING COMPOUND
Supply Name:CoMat 05-116 LAPPING COMPOUND
Specification Groups:
Doc NumberType
GREASE BASED LAPPING PASTE 400 ALUMINIUM OXIDE
Suppliers:
ManufacturerRemarks
71724
Manufacturer Code:LOCAL
Tool Number:Lapping plate
Tool Name:Lapping plate
Manufacturer Code:LOCAL
Tool Number:Workshop inspection equipment
Tool Name:Workshop inspection equipment