CTC 030 Answerbook

TRAINING MANUAL CFM56-3

COMPONENT IDENTIFICATION ANSWERBOOK APRIL 2004 CTC-030 Level 3

CFM56-ALL

TRAINING MANUAL

Published by CFMI

CFMI Customer Training Center Snecma Services Site de Melun-Montereau, Aérodrome de Villaroche Chemin de Viercy, B.P. 1936, 77019 - Melun Cedex FRANCE

EFFECTIVITY ALL CFM56 ENGINES

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

Page 1 Issue 01

CFM56-ALL

TRAINING MANUAL

THIS PAGE INTENTIONALLY LEFT BLANK



GENERAL

Page 2 Issue 01

CFM56-ALL

TRAINING MANUAL

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



GENERAL

Page 3 Issue 01

CFM56-ALL

TRAINING MANUAL




GENERAL

Page 4 Issue 01

CFM56-ALL

TRAINING MANUAL

USERS GUIDE



USERS GUIDE COMPONENT IDENTIFICATION

Page 5 Issue 01

CFM56-ALL

TRAINING MANUAL

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Page 6 Issue 01

CFM56-ALL

TRAINING MANUAL

MATCH THE NAME OF THE COMPONENT TO THE CORRECT ANSWER. 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.

ENTER NUMBER HERE

ENTER NUMBER HERE

ITEM NO.

IDENTIFICATION Spinner cover

1

ITEM NO. 1

PURPOSE Provides the majority of the thrust produced by the engine

Spinner

Provides noise suppression and a smooth aerodynamic secondary airflow path

Fan blade

Provides a smooth, inner aerodynamic flowpath for air entering the engine

Forward acoustical panel

Provides access to internal bolts that attach the spinner to the fan disk




Page 7 Issue 01

CFM56-ALL

TRAINING MANUAL





Page 8 Issue 01

CFM56-3

TRAINING MANUAL

IDENTIFICATION EXERCISE

EFFECTIVITY CFM56-3, -3B, -3C ENGINES FOR BOEING 737-300/400/500 CFMI PROPRIETARY INFORMATION

IDENTIFICATION EXERCISE COMPONENT IDENTIFICATION

Page 9 Apr 04

CFM56-3

TRAINING MANUAL

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Page 10 Apr 04

CFM56-3

ITEM NO. 8 10

IDENTIFICATION Spinner Rear Cone Abradable Liner

ITEM NO. 7 6

9

Ps12 Sensing Port (4)

3

3 6

Engine Data Plate Balance Screws

1 4

4

Forward Acoustical Panel

10

1 2 5

Ignition Exciter (2) Power Management Control (PMC) T12 Fan Inlet Sensor (stowed)

2 9 5

7

Spinner Front Cone

8

TRAINING MANUAL

PURPOSE Elliptical shape that prevents ice formation Balance the low pressure system Supplies engine serial number, thrust rating and takeoff rating Supplies high voltage power to the igniters Provides sound suppression Prevents direct contact of fan blade on the case during engine operation Electronic over-ride of the MEC Static air pressure from static port to Ps12 manifold Fan inlet temperature to PMC Axial retention of fan blades and provision for balance screw placement



Page 11 Apr 04

CFM56-3

TRAINING MANUAL

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Page 12 Apr 04

CFM56-3

ITEM NO.

IDENTIFICATION

TRAINING MANUAL

ITEM NO.

2

Fan Frame

1

1

Left Hand Ignition Lead

3

3 6 5

Air Manifold Fan Case Right Hand Ignition Lead

6 2 4

4

Front Lifting Trunnion

5

PURPOSE Transmits high voltage from the upper exciter to the 8 o’clock igniter Supplies cooling air to the right and left ignition lead conduit for lead cooling Front section shouldered to give fan blade containment 1 of 2 main engine structural frames Used for engine lifting Transmits high voltage from the lower exciter to the 4 o’clock igniter



Page 13 Apr 04

CFM56-3

TRAINING MANUAL

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Page 14 Apr 04

CFM56-3

ITEM NO. 3 5 2

J2 Connector J5 Connector J4 Connector

ITEM NO. 1 2 5

6

J3 Connector

6

1 4

Cover Plate Ps12 Signal Line

3 4

IDENTIFICATION

TRAINING MANUAL

PURPOSE Access PLA gain adjustment Input signal from the ﬂight deck Monitor connector for test Input signal for N1, T12, and PLA output signal for MEC torque motor PMC Input power supplied by the control alternator Air signal from Ps 12 manifold to PMC



Page 15 Apr 04

CFM56-3

TRAINING MANUAL

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Page 16 Apr 04

CFM56-3

ITEM NO. 7 4 6 1 5 2 3

IDENTIFICATION Visual Oil Quantity Window Oil Tank Anti-Siphon Line Oil Scupper Fan Frame Ground Handling Mount (Right Hand) Gravity Fill Oil Cap Oil Tank Vent Line Oil Tank Quantity Transmitter

ITEM NO. 6 4 1

TRAINING MANUAL

PURPOSE Provides oil overflow containment during servicing Prevents oil tank siphoning after engine shutdown To support the engine on the ground

2

To balance internal sump pressures

7 5 3

Supplies visual inspection of oil tank service limits Seals oil tank and allows for servicing and oil sampling Transmits oil tank quantity to flight deck



Page 17 Apr 04

CFM56-3

TRAINING MANUAL

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Page 18 Apr 04

CFM56-3

ITEM NO. 3 2 5 4 1

IDENTIFICATION Oil Tank Pressure Fill and Overflow Ports Oil Scavenge Return Line Oil Tank Lube Unit Supply Line N1 Speed Sensor

TRAINING MANUAL

ITEM NO.

PURPOSE

1

Supplies N1 speed signal to PMC and flight deck

4 5 2 3

Supplies oil from oil tank to lube unit pressure pump Storage of engine lubrication oil Supplies scavenge oil return from servo heater to oil tank Supplies remote pressure servicing of the oil tank



Page 19 Apr 04

CFM56-3

TRAINING MANUAL

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Page 20 Apr 04

CFM56-3

ITEM NO. 4 2 5 3 1

IDENTIFICATION Aft Acoustical Panel Mid Acoustical Panel CSD/IDG Oil Cooler Pad Generator Cooling Inlet Outlet Guide Vanes (80)

ITEM NO. 5 2 3 4 1

TRAINING MANUAL

PURPOSE Cooling of CSD/IDG oil Provides sound suppression Air directed to the aircraft generator for cooling Provides sound suppression Direct fan discharge air flow in a straight path



Page 21 Apr 04

CFM56-3

TRAINING MANUAL

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Page 22 Apr 04

CFM56-3

ITEM NO.

IDENTIFICATION

ITEM NO.

6

Alternate Vibration Sensor Pad

7

8

T2.5 (CIT) Sensor (Inside Frame)

8

5

Air Ignition Tube

2

7 2 4 1 3

High Pressure Turbine Clearance Control Valve (HPTCCV) VSV Actuator Rig Pin Hole (Right Side) Electrical Connector Igniter - Lower Right Hand Side Combustor Case VSV Actuation Connecting Links

TRAINING MANUAL

1

PURPOSE Supplies HPC bleed air to the HPT shroud to increase engine efficiency Supplies compressor inlet temperature to MEC Supplies static rigging of variable stator vane actuator to the system Ignites fuel/air mixture and serves as port S10 to inspect HPC

4

Connects No. 1 bearing vibration sensor with aircraft

3

To connect each VSV actuation ring

6

Alternate No. 1 bearing vibration sensor mounting pad

5

Supplies cooling air from the booster to the air manifold



Page 23 Apr 04

CFM56-3

TRAINING MANUAL

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Page 24 Apr 04

CFM56-3

ITEM NO.

IDENTIFICATION

TRAINING MANUAL

ITEM NO.

2

Borescope Port S7

3

3

Borescope Port S9

1

1

Borescope Port S6

2

8

Borescope Port S3

6

7

Borescope Port S1

7

5

Borescope Port S5

8

6

Borescope Port S2

5

9

Borescope Port S4

9

4

Borescope Port S8

4

PURPOSE To inspect HPC edge To inspect HPC edge To inspect HPC edge To inspect HPC edge To inspect HPC To inspect HPC edge To inspect HPC edge To inspect HPC edge To inspect HPC edge


stage 8 trailing edge and stage 9 leading stage 5 trailing edge and stage 6 leading stage 6 trailing edge and stage 7 leading stage 1 trailing edge and stage 2 leading IGV and stage 1 leading edge stage 2 trailing edge and stage 3 leading stage 4 trailing edge and stage 5 leading stage 3 trailing edge and stage 4 leading stage 7 trailing edge and stage 8 leading


Page 25 Apr 04

CFM56-3

TRAINING MANUAL

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Page 26 Apr 04

CFM56-3

ITEM NO. 2 1 5 3 4

IDENTIFICATION IGV Actuation Half Ring Stage 3 Actuation Half Ring Stage 2 Actuation Half Ring Stage 1 Actuation Half Ring Electric Connector, Bearing Vibration Sensor

ITEM NO. 5 4 2 1 3

TRAINING MANUAL

PURPOSE Stage 2 VSV scheduling Connects turbine frame bearing vibration sensor to aircraft IGV angle scheduling Stage 3 VSV scheduling Stage 1 VSV scheduling



Page 27 Apr 04

CFM56-3

TRAINING MANUAL

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Page 28 Apr 04

CFM56-3

ITEM NO. 1 2 4 5 3

IDENTIFICATION Fuel Nozzle (20) Shrouded Fuel Manifold HPC Stage 9 Bleed Tap Bleed Bias Sensor (CBP) HPTCCV Discharge Manifold

ITEM NO. 1 4 2 5 3

TRAINING MANUAL

PURPOSE Supplies fuel to the combustion chamber Supplies stage 9 bleed air to the HPTCCV Supplies fuel to the fuel nozzles Senses use of customer bleed air Supplies stage 5, stage 9, or mixed bleed air to HPT shroud



Page 29 Apr 04

CFM56-3

TRAINING MANUAL

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Page 30 Apr 04

CFM56-3

ITEM NO. 3 7 5 1 2 4 6

IDENTIFICATION Turbine Frame Distribution Box LPT Case Cooling Manifold Turbine Frame Ground Handling Mount Flame Arrestor T4.95 (EGT) Junction Connector T4.95 (EGT) Thermocouple Probes (9)

ITEM NO. 5 2 1 7 4 3 6

TRAINING MANUAL

PURPOSE Supplies fan discharge air to LPT Case for cooling Prevents flame propagation in the center vent tube Supports the engine on the ground Supplies fan discharge air to LPT case cooling manifold Connects EGT system to flight deck indicator Second structural frame of engine Sense exhaust gas temperature



Page 31 Apr 04

CFM56-3

TRAINING MANUAL

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Page 32 Apr 04

CFM56-3

ITEM NO. 1

IDENTIFICATION Borescope Port S22

ITEM NO. 2

2

Aft Sump Oil Scavenge Line

4

5

Borescope Port S17

3

3

Aft Sump Supply Line

5

4

Borescope Port S21

1

TRAINING MANUAL

PURPOSE Scavenge return of oil from aft sump to lube unit To inspect LPTR stage 3 leading edge and stage 2 trailing edge Supplies oil to aft sump from lube unit To inspect HPTR trailing edge and LPTR stage 1 leading edge To inspect LPTR stage 4 leading edge and stage 3 trailing edge



Page 33 Apr 04

CFM56-3

TRAINING MANUAL

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Page 34 Apr 04

CFM56-3

ITEM NO.

IDENTIFICATION

TRAINING MANUAL

ITEM NO.

4

Low Pressure Turbine Stator Case

3

2 9 8 1

HPC Stage 9 Bleed Port (4) HPC Stage 5 Bleed Manifold (4) HPT Shroud Support Fuel Manifold (Left Hand Side)

8 2 1 5

5

T4.95 (EGT) Junction Connector

7

7 3

Turbine Frame Vibration Sensor Cable HPTCCV Discharge Manifold

4 9

6

Borescope Port S18

6

PURPOSE Supplies stage 5, stage 9, and mixed bleed air to the HPT shroud Supports the HPT shrouds in the HPTR area Stage 9 customer bleed air Supplies fuel to left hand side nozzles Connects EGT system to flight deck indicator Transmits vibration signal from the turbine frame sensor to connector Enclose the four LPT stages Supplies stage 5 bleed air for stage 1 LPT nozzle cooling To inspect HPTR trailing edge and LPTR stage 1 leading edge



Page 35 Apr 04

CFM56-3

TRAINING MANUAL

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Page 36 Apr 04

CFM56-3

ITEM NO. 3 1

Left Hand Ignition Lead HPC Stage 5 Start Bleed Valve

ITEM NO. 5 8

6

Igniter - Lower Left Hand Side

3

8

Fuel Nozzle (20)

2

4 5

CDP (PS3) Tap and Signal Line HPC Stage Bleed Port (3)

6 1

7

Combustion Case

4

2

Air Signal Start Bleed Tube

7

IDENTIFICATION

TRAINING MANUAL

PURPOSE Stage 5 customer bleed air Supplies fuel to the combustion chamber Transmits high voltage from the upper exciter to the 8:00 igniter Supplies start air pressure to the HPC stage 5 start bleed valve Ignites the fuel/air mixture and serves as BSI Port S11 Aerodynamically unloads the HPC during start Transmits the compressor discharge pressure signal to the MEC Contains the combustion chamber



Page 37 Apr 04

CFM56-3

TRAINING MANUAL

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Page 38 Apr 04

CFM56-3

ITEM NO.

IDENTIFICATION

TRAINING MANUAL

ITEM NO.

1

Master VBV Ball Screw Actuator (1)

1

3

Fan Duct Panel

2

2

Variable Bleed Valve (12)

3

6

VBV Stop Mechanism

6

4

Kicker Stop

5

5

Feedback Rod Clevis

4

PURPOSE Changes the VBV fuel gear motion into VBV linear rotational motion Supplies by-pass of primary airflow into the secondary airflow Points airflow from the booster through the open VBV doors to the fan by-pass air Controls the range of movement of the VBV fuel gear motor Transmits VBV master ball screw position to feedback cable Supplies a stop for the free lever



Page 39 Apr 04

CFM56-3

TRAINING MANUAL

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Page 40 Apr 04

ITEM NO.

IDENTIFICATION

ITEM NO.

4

Return Lever

1

2

VBV Feedback Cable Rod End Bearing

3

3

Free Lever

6

6

VSV Rod End Pressure Line

5

5

VSV Head End Pressure Line

2

1

VBV Gear Motor

4

PURPOSE Uses fuel pressure to turn the motor drive, which opens or closes the VBVs Supplies a biased feedback signal to the MEC to further open VBV doors Transmits rod end fuel pressure from the MEC to the VSV actuator Transmits head end fuel pressure from the MEC to the VSV actuator Adjusts the length of the VBV feedback cable during the travel check Returns the VBV to the normal MEC schedule

CFM56-3

TRAINING MANUAL

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Page 42 Apr 04

CFM56-3

ITEM NO.

IDENTIFICATION

TRAINING MANUAL

ITEM NO.

6

TC2 Signal Line

6

4

Idle Solenoid

7

3

TC3 Signal Line (-3B2/-3C only)

5

5

Cavity Drain

2

2

VSV Rod End Pressure Line

4

1

VSV Head End Pressure Line

1

7

TC1 Signal Line

3

PURPOSE Carries Pb or Pc fuel pressure from the MEC to the HPTCCV 9th stage valve Carries Pb or Pc fuel pressure from the MEC to the HPTCCV 5th stage valve Drains oil from the forward sump seal cavity to overboard Carries fuel pressure from the MEC to the VSV actuators to open the VSV’s Electrically supplies flight and ground idle (high and low idle) by the aircraft’s flight condition Carries fuel pressure from the MEC to the VSV actuators to close the VSV’s Signal pressure to the timer solenoid during a takeoff with N2 greater than 95%



Page 43 Apr 04

CFM56-3

TRAINING MANUAL

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Page 44 Apr 04

CFM56-3

ITEM NO.

IDENTIFICATION

ITEM NO.

7 6

Indicates VSV position to the MEC

Electrical Connector

5

6 1

VSV Feedback Cable Pb Pressure Line

4 3

7

VBV Feedback Cable

1

2 3

VSV Feedback Cable Adjustment Screw P6 Pressure Line VBV Feedback Cable Adjustment Screw

PURPOSE Transmits PLA from the MEC to the PMC and transmits the TMC from the PMC to the MEC To rig the position of the pointer with the VSV rig notch To rig the position of the pointer with the VBV rig notch Carries Pb (low) pressure from the CIT (T25) sensor to the MEC Carries P6 (high) pressure from the MEC to the CIT (T25) sensor Indicates VBV door position to the MEC

5

4

TRAINING MANUAL

2



Page 45 Apr 04

CFM56-3

TRAINING MANUAL

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Page 46 Apr 04

CFM56-3

ITEM NO. 10

IDENTIFICATION Oil Scavenge Return Line

ITEM NO. 12

4

Oil Scavenge Line

8

8 9

VSV Actuator Rig Pin Hole (Left Side) VSV Actuator (Left Side)

11 1

3

VBV Open Port Line

9

12

Power Lever

10

11

Fuel Shutoff Lever

7

5

Full Reverse Power Lever Stop

6

1

Fuel Supply Line

5

7

9 o’clock Tube Bundle

4

2

VBV Close Port Line

3

6

Full Forward Power Lever Stop

2

TRAINING MANUAL

PURPOSE Transmits flight deck throttle demand to the MEC Supplies static rigging procedure of the VSV actuator to the system Supplies positive fuel ON/OFF selection Supplies fuel from the servo fuel heater to the MEC Fuel pressure from the MEC to the rod end or the head end, to actuate the VSV system Supplies scavenge oil return from the servo heater to the oil tank Holds all servo mechanism lines Supplies stoppage for the power lever at its 130-degree stop (non-adjustable) Supplies mechanical stoppage for the power lever (nonadjustable) Supplies oil from the scavenge filter to the servo fuel heat exchanger Supplies fuel from the MEC to the VBV motor to open the VBV’s Supplies fuel from the MEC to the VBV motor, to close the VBV’s



Page 47 Apr 04

CFM56-3

TRAINING MANUAL

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Page 48 Apr 04

CFM56-3

ITEM NO.

IDENTIFICATION

TRAINING MANUAL

ITEM NO.

6

LP Fuel Pump Screen Assembly

10

10

Servo Fuel Heater

8

8

Transfer Gearbox (TGB)

3

4

Main Fuel/Oil Heat Exchanger

6

9

Fuel Supply Heater Tube

1

5

Pb Pressure Line (-3B2/-3C only)

9

7

Fuel Pump

7

2

Fuel Supply Line

5

1

Horizontal Drive Shaft Housing

2

3

Accessory Gearbox (AGB)

4

11

Main Engine Control (MEC)

11

PURPOSE De-ices the servo fuel by convection transfer of heat from the scavenge oil Transmits power from the IGB to the AGB for the accessories Supplies gear drive for the accessories Gives access to the LP stage impeller for verification of rotation Supplies vent air from AGB to the forward sump, & protects horizontal drive shaft Transmits fuel from the pump to the servo heater Two-stage pump that supplies fuel pressure and drive for the MEC Pb supply to the timer and timer solenoid valve from the fuel pump Transmits fuel from the MEC to the fuel flow meter Cools the engine oil through convection transfer of heat from the oil to the fuel Supplies schedule fuel for combustion and servo operation



Page 49 Apr 04

CFM56-3

TRAINING MANUAL

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Page 50 Apr 04

CFM56-3

ITEM NO.

IDENTIFICATION

TRAINING MANUAL

ITEM NO.

6

Forward Sump MCD

8

2

Lube Supply Filter

5

3

PS12 Signal Line

4

4

Oil Scavenge Line

7

5

Lubrication Unit

3

8

AGB/TGB Sump MCD

1

7

Aft Sump MCD

2

1

Fuel Filter

6

PURPOSE Collects and filters metallic and non-metallic particles from the AGB/TGB sumps Supplies one supply pump and three scavenge pumps for oil circulation Supplies scavenge oil from the lube unit to the scavenge filter element Collects and filters metallic and non-metallic particles from the aft sump Supplies static air pressure from the PS12 manifold to the MEC Filters the fuel before the fuel flows to the high pressure stage of the fuel pump Filters the supply oil before the oil flows to the sumps Collects and filters metallic and non-metallic particles from the forward sump



Page 51 Apr 04

CFM56-3

TRAINING MANUAL

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Page 52 Apr 04

CFM56-3

ITEM NO. 5

IDENTIFICATION AGB Drain Port

ITEM NO. 4

2

Lube Scavenge Filter

2

1

AGB Alignment Turnbuckle

5

7

MCD Retention Bar

7

4 3 6

Oil Supply Line Visual Clogging Indicator Oil Scavenge Line

6 1 3

TRAINING MANUAL

PURPOSE Supplies oil from the lube unit to the AGB Filters the scavenge oil before the oil flows to the servo heater Supplies drainage of the AGB sump Supplies a positive lock of the MCD, and prevents partial disengagement Connects the TGB to the AGB to supply oil scavenging Aligns the AGB for horizontal drive shaft installation Supplies a visual indication of the lube supply filter clogging



Page 53 Apr 04

CFM56-3

TRAINING MANUAL

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Page 54 Apr 04

CFM56-3

ITEM NO. 7 1

IDENTIFICATION TS5 Pressure Line (-3B2/-3C only) P7 Pressure Line

ITEM NO. 3 2

3

HPTCCV Timer (-3B2/-3C only)

7

4

HPTCCV Timer Lockout Solenoid (-3C only)

6

2

Pb Pressure Line

5

5

TC1 Pressure Line (-3B2/-3C only)

4

6

TS9 Pressure Line (-3B2/-3C only)

1

TRAINING MANUAL

PURPOSE Changes the operation of the HPTCCV during takeoff Transmits Pb (low) pressure from the T2 sensor to the MEC Supplies output of Pc or Pb from the TCC timer to the TCC valve to control stage 5 bleed* Supplies output of Pc or Pb from the TCC timer to the TCC valve to control stage 9 bleed** Controls the operation of the stage 5 valve of the TCCV (timer disarmed) Weight-on-wheels sensing relay, airborne condition prevents TC3 fuel flow to TCCV timer Transmits P7 (high) pressure from the MEC to the T2 sensor *NOTE: Timer disarmed TS5 ports TC1 fuel pressure. **NOTE: Timer disarmed TS9 ports TC2 fuel pressure.



Page 55 Apr 04

CFM56-3

TRAINING MANUAL

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Page 56 Apr 04

CFM56-3

ITEM NO. 1

IDENTIFICATION Bellows/Valve Housing (T2)

ITEM NO. 6

7

Pb Pressure Line (-3b2/-3C only)

3

4

HPTCCV Timer Adjustment Screw (-3B2/-3C only)

7

6

Pc Pressure Line (-3B2/-3C only)

1

3

TC2 Pressure Line (-3B2/-3C only)

5

2 5

T2 Sensor (Stowed) TC3 Pressure Line (-3B2/-3C only)

4 2

TRAINING MANUAL

PURPOSE Holds the timer latching valve in the latched position * Controls the operation of the stage 9 valve of the TCCV (timer disarmed) Supplies low pressure for timer operation Changes the fuel pressure to the MEC with changes in inlet temperature The timer starts its sequence when pressure indicates to lock-out solenoid that N2 is 95% Supplies the adjustment for the timer operation speed Supplies the fan inlet temperature to the MEC *NOTE: This lets the timer open one time each engine cycle



Page 57 Apr 04

CFM56-3

TRAINING MANUAL

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Page 58 Apr 04

CFM56-3

ITEM NO. 4 2 1 6

IDENTIFICATION

ITEM NO. 2 1 6 8

5

Hand Cranking Pad Hydraulic Pump Pad Drain Hydraulic Pump Pad Starter and Hand Cranking Pad Drain CSD/IDG Cavity Reservoir Standpipe Drain Pneumatic Starter Pad

7

CSD/IDG Pad

3

8

CSD/IDG Pad Drain

7

3

Control Alternator

9

9

TRAINING MANUAL

PURPOSE Drains to overboard Supports the hydraulic pump Drains to overboard Drains to overboard

5

Supports the air starter

4

Lets the operator rotate the core during maintenance Transmits power to the PMC and flight deck N2 speed indication Supports the CSD/IDG Makes sure oil level of the CSD/IDG is normal during servicing



Page 59 Apr 04

CFM56-3

TRAINING MANUAL

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Page 60 Apr 04

CFM56-3

ITEM NO.

IDENTIFICATION

TRAINING MANUAL

ITEM NO.

2

Core Major Module

1

3

Fan Major Module

3

1

Low Pressure Turbine (LPT) Major Module

2

PURPOSE Contains the LPT rotor, LPT stator, LPT shaft, and the LPT frame Contains fan/booster, No. 1 and 2 bearing support, IGB, No. 3 bearing, fan frame, TGB and AGB Contains HPC rotor & stators, combustor case & liner, HPT nozzle & rotor, and LPT nozzle



Page 61 Apr 04

CFM56-3

TRAINING MANUAL




Page 62 Apr 04

CFM56-3

TRAINING MANUAL

INDEX

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

INDEX COMPONENT IDENTIFICATION

Page 63 Apr 04

CFM56-3

COMPONENT NAME

PAGE

9 o’clock Tube Bundle . . . . . . . . . . . . . . . . . . . . . . . . . Abradable Liner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Accessory Gearbox (AGB) . . . . . . . . . . . . . . . . . . . . . Aft Acoustical Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . Aft Sump MCD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AGB/TGB Sump MCD . . . . . . . . . . . . . . . . . . . . . . . . . AGB Alignment Turnbuckle . . . . . . . . . . . . . . . . . . . . . AGB Drain Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Air Ignition Tube . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Air Manifold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Air Signal Start Bleed Tube . . . . . . . . . . . . . . . . . . . . . Alternate Vibration Sensor Pad . . . . . . . . . . . . . . . . . . Balance Screws. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Bellows/Valve Housing (T2) . . . . . . . . . . . . . . . . . . . . Bleed Bias Sensor (CBP) . . . . . . . . . . . . . . . . . . . . . . Borescope Port S1 . . . . . . . . . . . . . . . . . . . . . . . . . . . Borescope Port S18 . . . . . . . . . . . . . . . . . . . . . . . . . . Borescope Port S2 . . . . . . . . . . . . . . . . . . . . . . . . . . . Borescope Port S3 . . . . . . . . . . . . . . . . . . . . . . . . . . . Borescope Port S4 . . . . . . . . . . . . . . . . . . . . . . . . . . . Borescope Port S5 . . . . . . . . . . . . . . . . . . . . . . . . . . . Borescope Port S6 . . . . . . . . . . . . . . . . . . . . . . . . . . . Borescope Port S7 . . . . . . . . . . . . . . . . . . . . . . . . . . . Borescope Port S8 . . . . . . . . . . . . . . . . . . . . . . . . . . . Borescope Port S9 . . . . . . . . . . . . . . . . . . . . . . . . . . . Cavity Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CDP (PS3) Tap and Signal Line . . . . . . . . . . . . . . . . . EFFECTIVITY ALL CFM56-5A ENGINES FOR A319-A320 CFMI PROPRIETARY INFORMATION

47 11 49 21 51 51 53 53 23 13 37 23 11 57 29 25 35 25 25 25 25 25 25 25 25 43 37

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Combustion Case . . . . . . . . . . . . . . . . . . . . . . . . . . . . Control Alternator . . . . . . . . . . . . . . . . . . . . . . . . . . . . Core Major Module . . . . . . . . . . . . . . . . . . . . . . . . . . . Cover Plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CSD/IDG Cavity Reservoir Standpipe Drain . . . . . . . . CSD/IDG Oil Cooler Pad . . . . . . . . . . . . . . . . . . . . . . . CSD/IDG Pad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CSD/IDG Pad Drain. . . . . . . . . . . . . . . . . . . . . . . . . . . Distribution Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Electrical Connector . . . . . . . . . . . . . . . . . . . . . . . . . . Electrical Connector . . . . . . . . . . . . . . . . . . . . . . . . . . Electric Connector, Bearing Vibration Sensor . . . . . . . Engine Data Plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fan Case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fan Duct Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fan Frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fan Frame Ground Handling Mount (Right Hand) . . . Fan Major Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . Feedback Rod Clevis . . . . . . . . . . . . . . . . . . . . . . . . . Flame Arrestor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Forward Acoustical Panel . . . . . . . . . . . . . . . . . . . . . . Forward Sump MCD . . . . . . . . . . . . . . . . . . . . . . . . . . Free Lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Front Lifting Trunnion . . . . . . . . . . . . . . . . . . . . . . . . . Fuel Filter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fuel Manifold (Left Hand Side) . . . . . . . . . . . . . . . . . . Fuel Nozzle (20) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .


37 59 61 15 59 21 59 59 31 23 45 27 11 13 39 13 17 61 39 31 11 51 41 13 51 35 29

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Fuel Nozzle (20) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fuel Pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fuel Shutoff Lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fuel Supply Heater Tube. . . . . . . . . . . . . . . . . . . . . . . Fuel Supply Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fuel Supply Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Full Forward Power Lever Stop . . . . . . . . . . . . . . . . . . Full Reverse Power Lever Stop. . . . . . . . . . . . . . . . . . Generator Cooling Inlet . . . . . . . . . . . . . . . . . . . . . . . . Gravity Fill Oil Cap. . . . . . . . . . . . . . . . . . . . . . . . . . . . Hand Cranking Pad . . . . . . . . . . . . . . . . . . . . . . . . . . . High Pressure Turbine Clearance Control Valve (HPTCCV) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Horizontal Drive Shaft Housing . . . . . . . . . . . . . . . . . . HPC Stage 5 Bleed Manifold (4) . . . . . . . . . . . . . . . . . HPC Stage 5 Start Bleed Valve. . . . . . . . . . . . . . . . . . HPC Stage 9 Bleed Port (4) . . . . . . . . . . . . . . . . . . . . HPC Stage 9 Bleed Tap . . . . . . . . . . . . . . . . . . . . . . . HPC Stage Bleed Port (3) . . . . . . . . . . . . . . . . . . . . . . HPTCCV Discharge Manifold . . . . . . . . . . . . . . . . . . . HPTCCV Discharge Manifold . . . . . . . . . . . . . . . . . . . HPTCCV Timer (-3B2/-3C only) . . . . . . . . . . . . . . . . . HPTCCV Timer Adjustment Screw . . . . . . . . . . . . . . . HPTCCV Timer Lockout Solenoid (-3C only) . . . . . . . HPT Shroud Support . . . . . . . . . . . . . . . . . . . . . . . . . . Hydraulic Pump Pad . . . . . . . . . . . . . . . . . . . . . . . . . . Hydraulic Pump Pad Drain . . . . . . . . . . . . . . . . . . . . . EFFECTIVITY ALL CFM56-5A ENGINES FOR A319-A320 CFMI PROPRIETARY INFORMATION

37 49 47 49 47 49 47 47 21 17 59 23 49 35 37 35 29 37 29 35 55 57 55 35 59 59

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Idle Solenoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Igniter - Lower Left Hand Side. . . . . . . . . . . . . . . . . . . Igniter - Lower Right Hand Side Combustor Case . . . Ignition Exciter (2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . IGV Actuation Half Ring. . . . . . . . . . . . . . . . . . . . . . . . J2 Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . J3 Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . J4 Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . J5 Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Kicker Stop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Left Hand Ignition Lead . . . . . . . . . . . . . . . . . . . . . . . . Left Hand Ignition Lead . . . . . . . . . . . . . . . . . . . . . . . . Low Pressure Turbine (LPT) Major Module. . . . . . . . . Low Pressure Turbine Stator Case . . . . . . . . . . . . . . . LPT Case Cooling Manifold. . . . . . . . . . . . . . . . . . . . . LP Fuel Pump Screen Assembly. . . . . . . . . . . . . . . . . Lube Scavenge Filter. . . . . . . . . . . . . . . . . . . . . . . . . . Lube Supply Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . Lube Unit Supply Line . . . . . . . . . . . . . . . . . . . . . . . . . Lubrication Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Main Engine Control (MEC) . . . . . . . . . . . . . . . . . . . . Main Fuel/Oil Heat Exchanger. . . . . . . . . . . . . . . . . . . Master VBV Ball Screw Actuator (1) . . . . . . . . . . . . . . MCD Retention Bar . . . . . . . . . . . . . . . . . . . . . . . . . . . Mid Acoustical Panel . . . . . . . . . . . . . . . . . . . . . . . . . . N1 Speed Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . Oil Scavenge Line . . . . . . . . . . . . . . . . . . . . . . . . . . . .


43 37 23 11 27 15 15 15 15 39 13 37 61 35 31 49 53 51 19 51 49 49 39 53 21 19 47

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Oil Scavenge Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . Oil Scavenge Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . Oil Scavenge Return Line . . . . . . . . . . . . . . . . . . . . . . Oil Scavenge Return Line . . . . . . . . . . . . . . . . . . . . . . Oil Scupper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Oil Supply Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Oil Tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Oil Tank Anti-Siphon Line . . . . . . . . . . . . . . . . . . . . . . Oil Tank Pressure Fill and Overflow Ports. . . . . . . . . . Oil Tank Quantity Transmitter . . . . . . . . . . . . . . . . . . . Oil Tank Vent Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . Outlet Guide Vanes (80) . . . . . . . . . . . . . . . . . . . . . . . P6 Pressure Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P7 Pressure Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pb Pressure Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pb Pressure Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pb Pressure Line (-3B2/-3C only) . . . . . . . . . . . . . . . . Pb Pressure Line (-3b2/-3C only) . . . . . . . . . . . . . . . . Pc Pressure Line (-3B2/-3C only) . . . . . . . . . . . . . . . . Pneumatic Starter Pad . . . . . . . . . . . . . . . . . . . . . . . . Power Lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Power Management Control (PMC) . . . . . . . . . . . . . . Ps12 Sensing Port (4) . . . . . . . . . . . . . . . . . . . . . . . . . PS12 Signal Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ps12 Signal Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Return Lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Right Hand Ignition Lead . . . . . . . . . . . . . . . . . . . . . . . EFFECTIVITY ALL CFM56-5A ENGINES FOR A319-A320 CFMI PROPRIETARY INFORMATION

51 53 19 47 17 53 19 17 19 17 17 21 45 55 45 55 49 57 57 59 47 11 11 51 15 41 13

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Servo Fuel Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . Shrouded Fuel Manifold . . . . . . . . . . . . . . . . . . . . . . . Spinner Front Cone . . . . . . . . . . . . . . . . . . . . . . . . . . . Spinner Rear Cone . . . . . . . . . . . . . . . . . . . . . . . . . . . Stage 1 Actuation Half Ring . . . . . . . . . . . . . . . . . . . . Stage 2 Actuation Half Ring . . . . . . . . . . . . . . . . . . . . Stage 3 Actuation Half Ring . . . . . . . . . . . . . . . . . . . . Starter and Hand Cranking Pad Drain. . . . . . . . . . . . . T12 Fan Inlet Sensor (stowed) . . . . . . . . . . . . . . . . . . T2.5 (CIT) Sensor (Inside Frame) . . . . . . . . . . . . . . . . T2 Sensor (Stowed). . . . . . . . . . . . . . . . . . . . . . . . . . . T4.95 (EGT) Junction Connector. . . . . . . . . . . . . . . . . T4.95 (EGT) Junction Connector. . . . . . . . . . . . . . . . . T4.95 (EGT) Thermocouple Probes (9). . . . . . . . . . . . TC1 Pressure Line (-3B2/-3C only) . . . . . . . . . . . . . . . TC1 Signal Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TC2 Pressure Line (-3B2/-3C only) . . . . . . . . . . . . . . . TC2 Signal Line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TC3 Pressure Line (-3B2/-3C only) . . . . . . . . . . . . . . . TC3 Signal Line (-3B2/-3C only) . . . . . . . . . . . . . . . . . Transfer Gearbox (TGB) . . . . . . . . . . . . . . . . . . . . . . . TS5 Pressure Line (-3B2/-3C only) . . . . . . . . . . . . . . . TS9 Pressure Line (-3B2/-3C only) . . . . . . . . . . . . . . Turbine Frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Turbine Frame Ground Handling Mount . . . . . . . . . . . Turbine Frame Vibration Sensor Cable . . . . . . . . . . . . Variable Bleed Valve (12) . . . . . . . . . . . . . . . . . . . . . .


49 29 11 11 27 27 27 59 11 23 57 31 35 31 55 43 57 43 57 43 49 55 55 31 31 35 39

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VBV Close Port Line . . . . . . . . . . . . . . . . . . . . . . . . . . VBV Feedback Cable . . . . . . . . . . . . . . . . . . . . . . . . . VBV Feedback Cable Adjustment Screw . . . . . . . . . . VBV Feedback Cable Rod End Bearing . . . . . . . . . . . VBV Gear Motor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VBV Open Port Line . . . . . . . . . . . . . . . . . . . . . . . . . . VBV Stop Mechanism . . . . . . . . . . . . . . . . . . . . . . . . . Visual Clogging Indicator. . . . . . . . . . . . . . . . . . . . . . . Visual Oil Quantity Window . . . . . . . . . . . . . . . . . . . . . VSV Actuation Connecting Links. . . . . . . . . . . . . . . . . VSV Actuator (Left Side) . . . . . . . . . . . . . . . . . . . . . . . VSV Actuator Rig Pin Hole (Left Side) . . . . . . . . . . . . VSV Actuator Rig Pin Hole (Right Side) . . . . . . . . . . . VSV Feedback Cable . . . . . . . . . . . . . . . . . . . . . . . . . VSV Feedback Cable Adjustment Screw . . . . . . . . . . VSV Head End Pressure Line . . . . . . . . . . . . . . . . . . . VSV Head End Pressure Line . . . . . . . . . . . . . . . . . . . VSV Rod End Pressure Line . . . . . . . . . . . . . . . . . . . . VSV Rod End Pressure Line . . . . . . . . . . . . . . . . . . . .


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47 45 45 41 41 47 39 53 17 23 47 47 23 45 45 41 43 41 43


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Page 68 Apr 04

CTC 030 Answerbook

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