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Boeing 747 exam questions with complete solutions 2024
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Boeing 747 exam questions with complete solutions 2024
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Boeing 747 exam questions withcomplete solutions 2024
How jmany jsystems jdoes jthe jBoeing j747 jhave? j- jANS✓✓-4 jseparate jsystems
jand jeach jis jassociated jwith jan jengine
All jsystems jhave j2 jpumps jin j______ j- jANS✓✓-parallel
System j1 jand j4 jhave j- jANS✓✓-bleed jair jdriven jpump
system j2 jand j3 jhave j- jANS✓✓-AC jmotor jdriven jpump
What jdo jBleed jAir jand jAC jdriven jpumps jdo? j- jANS✓✓--demand jpumps
-operated jthrough jthe jDemand jHydraulic jPump jSwitch
-Set jto; joff/automatic/on
When jis jthe jBleed jAir jand jAC jdriven jpump jused? j- jANS✓✓-if jsystem jdemand
jis jgreater jthan jengine jdriven jpump jcan jsupply
Auxiliary jAC jSystem j- jANS✓✓-Installed jin jNO. j4 jsystem jto jprovide jbrake
jpressure jduring jtowing
Normal jSystem jPressure jis jat j3,000 jpsi j- jANS✓✓--demand jpumps jat j2,600 jpsi
-Low jPressure jindication jat j1,200 jpsi
-System jRelief jat j3,500 jpsi
Independent jReserviors j- jANS✓✓--No jinterconnection
-NO. j1 jand jNO. j4: j7.5 jgallons
-NO. j2 jand jNO. j3: jGallons jof jfluid
Define: jFluid jCooling j- jANS✓✓-Heat jexchangers jare jinstalled jin jthe jmain jfuel
jtanks jto jcool jthe jfluid jbefore jreturning jit jto jthe jreservoir
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