LEAR 45 ORAL STUDY GUIDE WITH COMPLETE SOLUTIONS 100%
VERIFIED!!!! ALREADY GRADED A+
What kind of engines does the Lear 45 (sim) have?
Power Plant - (answer)Garrett/Allied Signal TFE 731-20AR
Describe the two spools in the engine?
Power Plant - (answer)Low Pressure (N1) spool: drives the fan. 4 Stage Compressor/ 3 Stage Turbine
High Pressure (N2) spool: drives the accessory gearbox. 1 Stage Compressor/ 1 Stage Turbine
What does an amber flashing START annunciation on the EICAS indicate?
Power Plant - (answer)That starter is still engaged above 51% N2
What does an amber engine SYNCH annunciation on the EICAS indicate?
Power Plant - (answer)ENG SYNCH switch selected to N1 or N2 and the landing gear is not up and locked
When should the engine oil level be checked?
Oil Systems - (answer)Within 1 hour of shutdown (Pref 15 minutes)
What is the procedure if the oil level cannot be checked within 1 hour of shutdown?
Oil Systems - (answer)Start engines and allow to stabilize at idle. Shut down engines and check oil level.
What type of oil is approved for the engine?
Oil Systems - (answer)Type II
How are the Dee Howard TR5045 thrust reversers controlled? Actuated?
Thrust Reversers - (answer)Electronically controlled and Hydraulically actuated
What are the limitations associated with the thrust reversers?
,LEAR 45 ORAL STUDY GUIDE WITH COMPLETE SOLUTIONS 100%
VERIFIED!!!! ALREADY GRADED A+
Thrust Reversers - (answer)Ground Only
Max reverse at 40 KIAS or greater
Not to be used on touch and go landings
Prohibited for backing up
Paved surfaces only
What setting are the Thrust Reversers limited to when the engine is in MANual mode?
Thrust Reversers - (answer)IDLE DEPLOY
When are the thrust reversers armed?
Thrust Reversers - (answer)Thrust lever at IDLE
ALL squat switches in GROUND mode
The APU, or GPU, is recommended at what temperatures
APU - (answer)O deg C or below
When is the APU prohibited?
APU - (answer)Flight Operations
During gravity fill refueling
During anti-icing/de-icing
How long must you delay between selecting APU STOP and APU MASTER OFF?
APU - (answer)30 seconds
On the rotary test switch, what indications does the FIRE DET provide when tested?
Fire Protection - (answer)Master WARN lights, triple chime will activate followed by a "LEFT ENGINE
FIRE....RIGHT ENGINE FIRE" voice.
, LEAR 45 ORAL STUDY GUIDE WITH COMPLETE SOLUTIONS 100%
VERIFIED!!!! ALREADY GRADED A+
Both red FIRE and all white EXTINGUISHER #1 and #2 ARMED switches (ENGINE panel) will illuminate.
Illumination of the FIRE switch indicates continuity of the fire detect systems and illumination of the
EXTINGUISHER #1 and #2 ARMED switches indicate continuity of the fire extinguisher squibs
Red FIRE messages in ITTs will flash
Both red FIRE messages on RMU ENGINE PGE 1 will flash next to the N1 display
L and R BLEED AIR LEAK red CAS and CWP. This indicates continuity of the anti-ice bleed air overheat
sensor system
WING/STAB LEAK red CAS and CWP. This indicates continuity of the anti-ice bleed air overheat sensor
system.
APU FIRE Switch and red CAS will illuminate with the APU MASTER Switch OFF
Depressing and holding the SYS TEST/RESET Switch in the FIRE DET position for 15 seconds will result in
sounding of the APU fire horn. Holding the switch for 30 seconds will result in an APU FAIL indication and
APU shutdown
What does pushing an ENGINE FIRE switch accomplish?
Fire Protection - (answer)Stops hydraulics and fuel to engine
Shuts off bleed air from engine
Shuts down Generator
Shuts down Alternator
Turns off Ignition
Arms fire extinguishers
Illuminates white FWSOV CLSD CAS message
VERIFIED!!!! ALREADY GRADED A+
What kind of engines does the Lear 45 (sim) have?
Power Plant - (answer)Garrett/Allied Signal TFE 731-20AR
Describe the two spools in the engine?
Power Plant - (answer)Low Pressure (N1) spool: drives the fan. 4 Stage Compressor/ 3 Stage Turbine
High Pressure (N2) spool: drives the accessory gearbox. 1 Stage Compressor/ 1 Stage Turbine
What does an amber flashing START annunciation on the EICAS indicate?
Power Plant - (answer)That starter is still engaged above 51% N2
What does an amber engine SYNCH annunciation on the EICAS indicate?
Power Plant - (answer)ENG SYNCH switch selected to N1 or N2 and the landing gear is not up and locked
When should the engine oil level be checked?
Oil Systems - (answer)Within 1 hour of shutdown (Pref 15 minutes)
What is the procedure if the oil level cannot be checked within 1 hour of shutdown?
Oil Systems - (answer)Start engines and allow to stabilize at idle. Shut down engines and check oil level.
What type of oil is approved for the engine?
Oil Systems - (answer)Type II
How are the Dee Howard TR5045 thrust reversers controlled? Actuated?
Thrust Reversers - (answer)Electronically controlled and Hydraulically actuated
What are the limitations associated with the thrust reversers?
,LEAR 45 ORAL STUDY GUIDE WITH COMPLETE SOLUTIONS 100%
VERIFIED!!!! ALREADY GRADED A+
Thrust Reversers - (answer)Ground Only
Max reverse at 40 KIAS or greater
Not to be used on touch and go landings
Prohibited for backing up
Paved surfaces only
What setting are the Thrust Reversers limited to when the engine is in MANual mode?
Thrust Reversers - (answer)IDLE DEPLOY
When are the thrust reversers armed?
Thrust Reversers - (answer)Thrust lever at IDLE
ALL squat switches in GROUND mode
The APU, or GPU, is recommended at what temperatures
APU - (answer)O deg C or below
When is the APU prohibited?
APU - (answer)Flight Operations
During gravity fill refueling
During anti-icing/de-icing
How long must you delay between selecting APU STOP and APU MASTER OFF?
APU - (answer)30 seconds
On the rotary test switch, what indications does the FIRE DET provide when tested?
Fire Protection - (answer)Master WARN lights, triple chime will activate followed by a "LEFT ENGINE
FIRE....RIGHT ENGINE FIRE" voice.
, LEAR 45 ORAL STUDY GUIDE WITH COMPLETE SOLUTIONS 100%
VERIFIED!!!! ALREADY GRADED A+
Both red FIRE and all white EXTINGUISHER #1 and #2 ARMED switches (ENGINE panel) will illuminate.
Illumination of the FIRE switch indicates continuity of the fire detect systems and illumination of the
EXTINGUISHER #1 and #2 ARMED switches indicate continuity of the fire extinguisher squibs
Red FIRE messages in ITTs will flash
Both red FIRE messages on RMU ENGINE PGE 1 will flash next to the N1 display
L and R BLEED AIR LEAK red CAS and CWP. This indicates continuity of the anti-ice bleed air overheat
sensor system
WING/STAB LEAK red CAS and CWP. This indicates continuity of the anti-ice bleed air overheat sensor
system.
APU FIRE Switch and red CAS will illuminate with the APU MASTER Switch OFF
Depressing and holding the SYS TEST/RESET Switch in the FIRE DET position for 15 seconds will result in
sounding of the APU fire horn. Holding the switch for 30 seconds will result in an APU FAIL indication and
APU shutdown
What does pushing an ENGINE FIRE switch accomplish?
Fire Protection - (answer)Stops hydraulics and fuel to engine
Shuts off bleed air from engine
Shuts down Generator
Shuts down Alternator
Turns off Ignition
Arms fire extinguishers
Illuminates white FWSOV CLSD CAS message
