TRAINING MANUAL CFM56-5B ENGINE SYSTEMS 培训手册 CFM56-5B 发动机系统(24)

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The connector adaptor is bolted on the electrical plug, and sealing is achieved by the teflon conduit clamping.
The harnesses on hot parts are connected through a junction box.
High temperature wiring harness connectors have their identification etched on them.

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CTC-201-064-02
EFFECTIVITY
ALL CFM56-5B ENGINES FOR A319-A320-A321

CFMI PROPRIETARY INFORMATION
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ENGINE SYSTEMS Jan 03
CFM56-5B TRAINING MANUAL
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STARTING SYSTEM

EFFECTIVITY
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ALL CFM56-5B ENGINES FOR A319-A320-A321

ENGINE SYSTEMS Jan 03

CFMI PROPRIETARY INFORMATION
CFM56-5B TRAINING MANUAL
EFG
STARTING FUNCTION
The FADEC is able to control engine starting, cranking and ignition, using aircraft control data.
Starting can be performed either in Manual Mode, or Automatic Mode.
For this purpose, the ECU is able to command :
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 Opening and closing of the Starter Air Valve (SAV),

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 Positioning of the Fuel Metering Valve (FMV),

-Energizing of the igniters.

It also detects abnormal operation and delivers specific messages.

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ALL CFM56-5B ENGINES FOR A319-A320-A321
ENGINE SYSTEMS Jan 03

CFMI PROPRIETARY INFORMATION
CFM56-5B TRAINING MANUAL
EFG
STARTING SYSTEM
Starting is initiated from the following cockpit control panels :
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The engine control panel on the central pedestal,
which has a single Rotary Mode Selector for both
engines and two Master Levers, one for each
engine.

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The engine man start panel on the overhead panel,
which has two switches, one for each engine.

 

- The Engine Warning Display (EWD) and the System
Display (SD) on the upper and lower ECAM’s,
where starting data and messages are displayed .

CFM56-5B TRAINING MANUAL
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ALL CFM56-5B ENGINES FOR A319-A320-A321
ENGINE SYSTEMS Jan 03

CFMI PROPRIETARY INFORMATION
CFM56-5B  TRAINING MANUAL

EFG
STARTING  SYSTEM
There are two starting procedures which correspond to two starting laws in the ECU logic :
1.  
-The automatic starting process, under the full authority of the FADEC system.

2.  
-The manual starting process, with limited
　
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