737 Flight Crew Operations Manual
Engines, APU -
General Controls and Indicators
Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
D6-27370-866-EGP 7.15.5
3 Engine Start Levers
IDLE –
• energizes ignition system through EEC
• electrically opens spar fuel shutoff valve in the wing leading edge
outboard of the pylon
• electrically opens engine–mounted fuel shutoff valve via the EEC.
CUTOFF –
• closes both spar and engine fuel shutoff valves
• de–energizes ignition system.
YW273, YW274
1 Forward Thrust Levers
• controls engine thrust
• cannot be advanced if the reverse thrust lever is in the deployed
position.
September 15, 2016
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