LearJet Training Resources    |   Part 135 Training Resources

1. Operation of the Engine Anti-Ice system is provided by
A.AC power through the L and R NAC HT inverters on the L and R main buses
B.DC power through the essential AC busses
C.AC power through the circuit breakers panel on the aft wall holding bay
D.DC power through the L and R NAC HT circuit breakers on the L and R main buses


2. The amber L and R ENG ICE lights on the glareshield annunciator panel
A.provide a visual indication of fan spinner or nacelle lip anti-ice system malfunction.
B.provide a visual indication of nacelle lip anti-ice system malfunction.
C.provide a visual indication of fan spinner anti-ice system malfunction.
D.provide a visual indication of anti-ice system malfunction.


3. Illumination of an ENG ICE light
A.indicates that bleed air pressure to either the fan spinner or to the nacelle lip is not sufficient to provide satisfactory anti-ice protection.
B.indicates satisfactory anti-ice protection.
C.with the associated NAC HEAT switch on indicates that bleed air pressure to either the fan spinner or to the nacelle lip is not sufficient to provide satisfactory anti-ice protection.
D.indicates that bleed air pressure to the nacelle lip is not sufficient to provide satisfactory anti-ice protection.


4. When a NAC HEAT switch is turned on or off, the respective ENG ICE light illuminates
A.until bleed air pressure agrees with the switch command
B.momentarily until bleed air pressure at the pressure switch agrees with the switch command
C.momentarily until bleed air pressure drops
D.until bleed air pressure at the pressure switch agrees with the squat switch position


5. Illumination of either ENG ICE light with the NAC HEAT switches in the off position indicates the presence of bleed air pressure in the nacelle lip or fan spinner plumbing due to
A.a malfunction of the switch
B.a malfunction of the anti-ice modulator control and positive shutoff valve
C.a malfunction of the nacelle lip or fan spinner anti-ice shutoff valve
D.a malfunction of the spinner anti-ice shutoff valve


6. A malfunction of the nacelle lip or fan spinner anti-ice shutoff valve may be remedied by
A.cycling the ENG ICE switch ON and back to OFF, which may close the open valve
B.cycling the ANTI-ICE HEAT switch ON and back to OFF, which may close the open valve
C.cycling the WING HEAT switch ON and back to OFF, which may close the open valve
D.cycling the NAC HEAT switch ON and back to OFF, which may close the open valve


7. Bleed air is used for anti-icing on
A.Pitot tubes and static ports
B.PT2 Tt2 Sensors
C.Wing and horizontal stabilizer leading edges
D.Fan blades, stators, rotors and bearings


8. The L NAC HEAT switch in the up (on) position provides anti-icing to all of the following except the
A.Nacelle lip
B.Dome spinner (early models)
C.Pt2 Tt2 probe
D.Conical spinner (late models)


9. The Lear 35 uses bleed air for
A.Anti-icing and de-icing
B.Anti-icing
C.De-icing, pressurization, heating, hydraulic reservoir pressurization, and Aeronca TR's
D.De-icing, heating, hydraulic reservoir pressurization, and Aeronca TR's


10. The Lear 35 is designed to prevent Ice buildup on the
A.engine nacelle lip, windshield and radome, leading edge wings and horizontal stabilizer, pitot probes, static ports, AOA vanes, shoulder static ports, and TAT probes
B.engine nacelle lip, leading edge wings and horizontal stabilizer, pitot probes, static ports, AOA vanes, shoulder static ports, and TAT probes
C.engine nacelle lip, early model fan spinner, inlet pressure temp probe, windshield and radome, leading edge wings and horizontal stabilizer, pitot probes, static ports, AOA vanes, shoulder static ports, and TAT probes
D.leading edge wings and horizontal stabilizer, pitot probes, static ports, AOA vanes, shoulder static ports, and TAT probes



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