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fueling panel receives 28v dc hot battery bus power.
Put the switch in the TEST GAUGES position to do a test of the
fueling indicators.
PRESSURE FUELING SYSTEM - FUNCTIONAL DESCRIPTION - POWER AND CONTROL
EFFECTIVITY
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PRESSURE FUELING SYSTEM - FUNCTIONAL DESCRIPTION - POWER AND CONTROL
EFFECTIVITY
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PRESSURE FUELING SYSTEM - FUNCTIONAL DESCRIPTION - POWER AND CONTROL
EFFECTIVITY
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PRESSURE FUELING SYSTEM - FUNCTIONAL DESCRIPTION - POWER AND CONTROL
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737-600/700/800/900 AIRCRAFT MAINTENANCE MANUAL
General
Fueling placards, with instructions for fueling, are on the fueling
station door. Use these placards when fueling the aircraft.
The fueling station receives power when the fueling station door
opens.
Training Information Point
CAUTION: DO NOT USE WIDE CUT FUEL WHEN IT IS NOT
PERMITTED. A FLAMEOUT CAN OCCUR AND
ENGINE POWER CAN DECREASE SUDDENLY.
Wide cut fuel is not certified for use on the Boeing 737-600/700/
800/900/BBJ model of the airplane. Wide cut fuel is fuel which
satisfies ASTM D1655, Jet B or MIL-T-5624, JP-4. Wide cut fuel
contains both kerosene and naphtha (gasoline) fractions.
PRESSURE FUELING SYSTEM - OPERATION
EFFECTIVITY
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EFFECTIVITY
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737-600/700/800/900 AIRCRAFT MAINTENANCE MANUAL
General
The engine fuel feed system supplies fuel to the engines from
main tank 1, main tank 2, and the center tank.
You operate the engine fuel feed system from the fuel control
panel (P5-2) and the engine start levers (P8).
ENGINE FUEL FEED - INTRODUCTION
EFFECTIVITY
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ENGINE FUEL FEED - INTRODUCTION
EFFECTIVITY
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EFFECTIVITY
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General
The engine fuel feed system controls and supplies fuel to the
engines. It uses these inputs:
* Fuel system panel (P5-2)
* Engine start switches
* Engine fire switches.
The engine fuel feed system uses these components to supply
fuel to the engines:
* Center tank boost pumps
* Forward boost pumps
* Aft boost pumps
* Bypass valve
* Crossfeed valve
* Engine fuel spar valve.
Center Tank Boost Pump Control
A switch on the fuel system panel (P5-2) controls each center
tank boost pump. The switches control electrical power to the
pumps.
Center Tank Boost Pump Indication
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