CFM56 - Component Identification internal PDF

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TRAINING MANUAL CFM56-5B

COMPONENT IDENTIFICATION ANSWERBOOK DECEMBER 2000

CTC-070

EFG

CFM56-5B

TRAINING MANUAL

COMPONENT IDENTIFICATION ANSWERBOOK

Published by CFMI CFMI Customer Training Center Snecma Services - Snecma Group Direction de l’Après-Vente Civile MELUN-MONTEREAU Aérodrome de Villaroche B.P. 1936 77019 - MELUN-MONTEREAU Cedex FRANCE

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

CFMI Customer Training Services GE Aircraft Engines Customer Technical Education Center 123 Merchant Street Mail Drop Y2 Cincinnati, Ohio 45246 USA

GENERAL

COMPONENT IDENTIFICATION ANSWERBOOK

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CFM56-5B

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This CFMI publication is for Training Purposes Only. The information is accurate at the time of compilation; however, no update service will be furnished to maintain accuracy. For authorized maintenance practices and specifications, consult pertinent maintenance publications. The information (including technical data) contained in this document is the property of CFM International (GE and SNECMA). It is disclosed in confidence, and the technical data therein is exported under a U.S. Government license. Therefore, None of the information may be disclosed to other than the recipient. In addition, the technical data therein and the direct product of those data, may not be diverted, transferred, re-exported or disclosed in any manner not provided for by the license without prior written approval of both the U.S. Government and CFM International. COPYRIGHT 1998 CFM INTERNATIONAL

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

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COMPONENT IDENTIFICATION ANSWERBOOK

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COMPONENT IDENTIFICATION ANSWERBOOK

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SECTION

Topic

Page Numbers

1.

Table of contents

5

2.

Component identification exercice

7-46

Objectives Component identification exercise instructions Component identification exercise

7 8-9 10-46

Index

47-50

3.

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

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COMPONENT IDENTIFICATION ANSWERBOOK

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COMPONENT IDENTIFICATION ANSWERBOOK

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ENGINE CONFIGURATION EXERCISE OBJECTIVES Given an Engine Configuration Exercise, the student will identify and match the purpose of : ... selected components of the Engine Buildup Unit ... selected borescope ports or plugs ... selected components of the Fan Module ... selected components of the Core Module ... selected components of the HPT Module ... selected components of the LPT Module ... selected components of the AGB Module ... selected components of the TGB Module ... selected components of the IDG Cooling system ... selected components of the Fuel and Control system ... selected components of the Ignition system ... selected components of the Air system ... selected components of the Indicating system ... selected components of the Oil system ... selected components of the Start system

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

GENERAL

COMPONENT IDENTIFICATION ANSWERBOOK

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ENGINE CONFIGURATION EXERCISE General Enter the item number in the left hand column that corresponds with the identification of the line, accessory or component shown in the picture. Then enter the item number in the right hand column that corresponds with the purpose for the line, accessory, or component shown in the picture.

VIEWING POINT KEY : VIEWED FROM ABOVE

VIEWED FROM ABOVE

SIDE VIEW

SIDE VIEW

AFT LOOKING FWD (ALF)

FWD LOOKING AFT (FLA)

AFT LOOKING FWD (ALF)

VIEWED FROM BELOW

VIEWED FROM BELOW

ENGINE RH SIDE

ENGINE LH SIDE

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

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COMPONENT IDENTIFICATION ANSWERBOOK

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CFM56-5B

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MATCH THE NAME OF THE COMPONENT TO THE CORRECT ANSWER.

ENTER NUMBER HERE

ENTER NUMBER HERE

ITEM NO.

IDENTIFY THE LINE , ACCESSORY OR COMPONENT Spinner cover

1

ITEM NO. 1

SELECT THE PURPOSE THAT MATCHES THE LINE , ACCESSORY OR COMPONENT Provides the maj orit y of the thrust pro duce d by the engine

Spinner

Provides noise su ppression an d a smo oth aero dynamic secon dary airflow path

Fan Blade

Provides a smo oth, inner aerodynamic flowpath f or air enterin g the engine

Forward aco ustical panel

Provides access t o internal bolts that attach the spinner to the fan disk.

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

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COMPONENT IDENTIFICATION ANSWERBOOK

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1

2

5 6 4

3

CTC-070-001-01

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

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COMPONENT IDENTIFICATION ANSWERBOOK

Page 10 Dec 00

EFIG TE M NO.

CFM56-5B IDENTIFY THE LINE, ACCESSORY OR COMPONENT

TRAINING MANUAL

ITEM NO.

SELECT THE PURPOSE THAT MATCHES THE LINE, ACCESSORY OR COMPONENT

4

Front acoustical panels

3

Accelerate the secondary airflow and constitute the first rotor stage of the primary airflow

2

Balancing screws

6

Retains the fan blade spacers and accomodates the balancing screws

6

Spinner rear co ne

5

Prevents the formatio n of ice

5

Spinner front co ne

1

Measures the temperature of the fan inlet and sends the information to the ECU

3

Fan blades

4

Provide sou nd attenuation

1

T12 temperature sensor

2

Restore the engine balance

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

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COMPONENT IDENTIFICATION ANSWERBOOK

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1

TRAINING MANUAL

3

2

5

4

CTC-070-002-01

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COMPONENT IDENTIFICATION ANSWERBOOK

Page 12 Dec 00

EFIG TE M NO .

CFM56-5B IDENTIFY THE LINE, ACCESSORY OR CO MPONENT

ITEM NO .

TRAINING MANUAL SELECT THE PURPOSE THAT MATCHES THE LINE, ACCESSORY OR CO MPONENT

4

Air duct

1

Provides for the installatio n of a n engine support

2

No.1 bearing vibration sensor connection

5

Indicates serial number, thrust rating, etc...

5

Engine data plate

3

Commands air delivery to the starter

1

Handling trunnion

4

Delivers air to the starter

3

Starter air valve

2

Sends vibration parameters to the EVMU

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

GENERAL

COMPONENT IDENTIFICATION ANSWERBOOK

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2

3 1

8

8

4

6

7

5

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EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

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COMPONENT IDENTIFICATION ANSWERBOOK

Page 14 Dec 00

EFIG TE M NO .

CFM56-5B IDENTIFY THE LINE, ACCESSORY OR CO MPONENT

ITEM NO .

TRAINING MANUAL SELECT THE PURPOSE THAT MATCHES THE LINE, ACCESSORY OR CO MPONENT

6

Electro nic Control Unit (ECU)

5

Lets cooling air out of the ECU

1

Downstream fan i nlet case

3

One of 3, sends fa n blade upstream pressure parameters to the ECU

8

Exciter boxes

7

Provides the engine electro nic ide ntity to the ECU

3

PS12 pressure tappi ng

8

Store and discharge hig h voltage pulses to the igniters

7

Engine ide ntificatio n plug

6

FADEC system computer

5

ECU air outlet

1

Aluminium structure that houses the OGV's

4

ECU cooling i nlet hose

2

Steel structure that houses the fan blades

2

Upstream fan i nlet case

4

Lets cooling air into the ECU chassis during flight

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

GENERAL

COMPONENT IDENTIFICATION ANSWERBOOK

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1

2

6

5

4

3

CTC-070-004-01

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

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COMPONENT IDENTIFICATION ANSWERBOOK

Page 16 Dec 00

EFIG TE M NO .

CFM56-5B IDENTIFY THE LINE, ACCESSORY OR CO MPONENT

ITEM NO .

TRAINING MANUAL SELECT THE PURPOSE THAT MATCHES THE LINE, ACCESSORY OR CO MPONENT

5

Starter oil filling port

1

Drai ns oil leaks from the fwd sump labyrinth seals

2

N1 speed sensor

3

Allows drainage of excess oil from the starter

4

Starter drain port (with magnetic chip detector)

6

Give s N2 rotatio n during start, using air pressure

6

Starter

4

Allows drainage or oil contaminatio n check

1

Forward sump drain tube

5

Allows oil replenishment of the starter

3

Starter overflow port

2

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

Provides speed parameters to the ECU a nd to the EVMU

GENERAL

COMPONENT IDENTIFICATION ANSWERBOOK

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3 1 4

2

7

8 9 5

6 CTC-070-005-02

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

GENERAL

COMPONENT IDENTIFICATION ANSWERBOOK

Page 18 Dec 00

EFIG TE M NO.

CFM56-5B IDENTIFY THE LINE, ACCESSORY OR CO MPONENT

ITEM NO.

TRAINING MANUAL SELECT THE PURPOSE THAT MATCHES THE LINE, ACCESSORY OR CO MPONENT

3

Fa n duct panels

1

Optimizes LPT clearances and provides LPT case cooli ng

2

T25 electrical harness

4

Unplugged holes for booster inspection

1

LPT(A)CC valve (Low Pressure Turbine (Active) Clearance Control)

6

Provide a n electrical interface for ECU/engine systems and ECU/aircraft systems

8

Fan frame strut No.7

7

Twi n va nes that direct secondary airflow

5

ECU shear plate

9

Routes li nes from the fan case area to the core engine area

6

ECU electrical connectors

5

Provide s an interface between the ECU pressure subsystems and the pressure control tubes

7

Outlet Guide Vanes (OGV's)

2

Connects to the T25 se nsor, to carry HPC inlet temperature data

4

Booster borescope ports

3

Provide access to the VBV's and by-pass primary airflow to secondary airflow when VBV's are open

9

6 o'clock tube bundle

8

Gives structural rigidity and provides a passage for the radial drive shaft

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

GENERAL

COMPONENT IDENTIFICATION ANSWERBOOK

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2

6

5

8 9 7

1

3

4

CTC-070-006-01

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

GENERAL

COMPONENT IDENTIFICATION ANSWERBOOK

Page 20 Dec 00

EFIG TE M NO .

CFM56-5B IDENTIFY THE LINE, ACCESSORY OR CO MPONENT

ITEM NO .

TRAINING MANUAL SELECT THE PURPOSE THAT MATCHES THE LINE, ACCESSORY OR CO MPONENT

7

LPTCC air manifold

2

Distributes air to 6 impingement cooling ramps

6

LPT nozzles RH cooling air tubes

5

Optimizes HPT clearances

2

LPT case cooling manifold (one of two)

9

Engine rear structure and attachment point

3

Combustio n case

4

Provides containment for the compressor airflow

8

HPTCC air manifold

8

Distributes air to the HPT shroud support, at 12 and 6 o'clock

4

Compressor front case

3

Houses the combustio n chamber and the HP turbi ne

1

LPT case

7

Distributes air to the two LPT cooling manifolds

5

HPTCC valve (Hig h Pressure Turbine Clearance Control)

6

Deliver HPC 4th stage cooling air to the LPT stage 1 noz zles

9

Turbine rear frame (TRF)

1

Houses the LPT rotor/stator assembly

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

GENERAL

COMPONENT IDENTIFICATION ANSWERBOOK

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3 1

2 4 11

5

6

10

7

9

8

CTC-070-007-02

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

GENERAL

COMPONENT IDENTIFICATION ANSWERBOOK

Page 22 Dec 00

EFIG TE M NO. 4 11

CFM56-5B IDENTIFY THE LINE, ACCESSORY OR CO MPONENT

TRAINING MANUAL

ITEM NO.

SELECT THE PURPOSE THAT MATCHES THE LINE, ACCESSORY OR CO MPONENT

HPTCC electrical connectors

6

Provide an interconnectio n between the VSV vanes

HPTCC visual indicator

9

Brings i n air from the 4th stage of the HPC

LPTCC electrical connectors

10

HPTCC fuel manifold

2

A fuel-powered hydraulic device that moves the bellcrank assembly

5

2 o'clock VSV bellcrank assembly

8

LPTCC valve air inlet

6

VSV actuation ring a nd levers

3

Se nds a feedback sig nal to Channel A of the ECU for closed loop co ntrol

3

VSV actuator electrical connector

5

Allows the simultaneous actio n of the 4 variable stator stages

9

HPTCC valve 4th stage air inlet

2

VSV actuator

8

LPTCC air scoop

1

Brings i n air from the 9th stage of the HPC

1

HPTCC valve 9th stage air inlet

10

Provides fuel pressure commands from the HMU

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

4/7

Send a feedback signal to the ECU for closed loop co ntrol

7

11 7/4

Indicates the positio n of the 9th stage butterfly valve Send a feedback signal to the ECU for closed loop co ntrol

GENERAL

COMPONENT IDENTIFICATION ANSWERBOOK

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6

1

7 2

3 4

5

CTC-070-008-01

EFFECTIVITY ALL CFM56-5B ENGINES FOR A319-A320-A321 CFMI PROPRIETARY INFORMATION

GENERAL

COMPONENT IDENTIFICATION ANSWERBOOK

Page 24 Dec 00

EFIG TE M

CFM56-5B IDENTIFY THE LINE, ACCESSORY OR COMPONENT

NO.

ITEM NO.

TRAINING MANUAL SELECT THE PURPOSE THAT MATCHES THE LINE, ACCESSORY OR COMPONENT

5

Rear sump oil supply tube

7

Provide attachment for the exhaust plug

4

Outer case drain hole

3

Retur ns oil to the lube unit

1

Flame arrestor

5

Provides lubrication oil to the No.4 and No.5 bearings

3

Rear sump oil scavenge tube

6

Provides attachment for the exhaust noz zle

7

Studs

1

Sumps vent orifice that preve nts the ignition of air and oil vapors in the exhaust system

2

Rear sump oil dr...