737 AQP Engines / APU

Engine Ignition must be on for: Takeoff and Landing. Engine Anti-Ice Operation and Heavy Rain. all answers are correct.

What is the maximum allowable EGT for Engine Start?. 725°C. 750°C. 795°C.

What is minimum oil pressure?. 5 psi. 10 psi. 13 psi.

What does an Amber Arc on an Engine Limit Display indicate?. Normal operating range. Maximum and minimum limits. Cautionary range.

On the B737-800, the APU can supply electrical power and bleed air up to a maximum altitude of ________. 10,000 ft. 17,000 ft. 18,000 ft.

On the B737-800, the APU can supply bleed air alone up to a maximum altitude of ________. 10,000 ft. 17,000 ft. 18,000 ft.

ENG6.70.7 On the B737-800, the APU can supply electrical power alone up to a maximum altitude of ________. 17,000 ft. 35,000 ft. 41,000 ft.

With the EEC in Normal Mode, if the thrust lever is advanced to the forward stop, the EEC will ____________________________. limit thrust to the maximum certified thrust rating for current conditions. limit thrust to the maximum reduced thrust rating for current conditions. not limit engine thrust.

On the engine panel on the aft overhead panel, both ON and ALTN may be in view if the EEC has __________. manually entered the hard alternate mode. automatically changed to the soft alternate mode. failed.

When the EEC is in soft alternate mode, thrust rating shortfalls and exceedances _______ occur as flight conditions change. can. cannot.

The EEC provides N1 and N2 redline overspeed protection in __________. normal mode only. alternate mode only. normal mode and alternate mode.

The engines may be started with air __________. from the APU or ground source. by using engine crossbleed. all answers are correct.

On the B737-800 power is removed from the start switch holding the solenoid for starter cutout at approximately what N2 speed?. 46%. 56%. 65%.

On the B737-800, during ground starts, the EEC monitors engine parameters to detect: impending hot starts and EGT start limit exceedances. wet starts. all answers are correct.

On the B737-800, what does a flashing white box surrounding the EGT during an engine start indicate?. an impending wet start. an impending hot start. impending hung start.

What occurs when the Engine Start Switch is placed in the GRD position?. the starter valve opens, the engine bleed air valve closes. the selected igniters(s) are energized when the engine start lever is placed to IDLE. all answers are correct.

What occurs when the Engine Start Switch is placed in the CONT position?. Ignition is provided to the selected igniters when engine is operating and engine start lever is in IDLE. The starter valve opens and the engine bleed air valve closes. Ignition is provided to the selected igniters when engine is operating and engine start lever is in any position.

What occurs when the Engine Start Switch is placed in the FLT position?. Ignition is provided to the both igniters when engine is operating and engine start lever is in IDLE. The starter valve opens and the engine bleed air valve closes. Ignition is provided to the selected igniters when engine is operating and engine start lever is in IDLE.

IGN L, is powered by AC transfer bus #1 for engine #1 and AC transfer bus #2 for engine #2. IGN R is powered by _________ for either engine. AC transfer bus #1. AC transfer bus #2. AC standby bus.

What occurs when the EEC detects an engine flameout?. additional fuel is introduced. both engine igniters are activated. all answers are correct.

What does X-BLD START above the N2 dial indicate?. crossbleed air not recommended for start. crossbleed air recommended for inflight start. windmill start recommended.

The thrust revers can be deployed when either radio altimeter sense less than 10 feet altitude, or when. the air / ground safety sensor is in the ground mode. thrust reverser override switch it pressed. the TO/GA switch is held for 5 seconds.

An amber REV displayed above the N1 gages on the center instrument panel indicated ________. the thrust reverser is moved from stowed position. the thrust reverser is deployed. thrust reverse is required.

A green REV displayed above the N1 gages on the center instrument panel indicated ________. the thrust reverser is moved from stowed position. the thrust reverser is deployed. thrust reverse is required.

Which thrust lever position will provide maximum reverse thrust?. detent No. 1. pulling beyond detent No. 2. maximum thrust reverse is not possible until below 30 knots.

Each Engine is equipped with a __________ operated thrust reverser. hydraulically. pneumatically. electrically.

In the event of incomplete stowage or uncommanded movement of the thrust reverser sleeve toward the deployed position, the ____________ will open the isolation valve and command the control valve to stow the thrust reverser. auto-restow circuit. mechanical relief valve. pneumatic relief valve.

Which section of the compressor on the engine produces low temperature, low pressure air?. N1. N2. N3.

How can N1 reference bugs and readouts be manually set?. By turning the SPD REF knob. By turning the N1 SET inner knob when the N1 SET outer knob is set to BOTH, 1, or 2. They cannot be manually set.

What condition(s) would cause an amber Engine Fail (ENG FAIL) Alert?. Engine N2 below sustainable idle (50% N2). Engine N2 below sustainable idle (50% N2), and engine start lever in IDLE position. Engine start lever in IDLE position.

What does a red N2 RPM display indicate?. The normal operating range. A normal engine shutdown had occurred. An operating limit is being exceeded.

What occurs when the FUEL FLOW Switch is placed in the RESET position?. The fuel used is reset to zero. The fuel in the tanks is recalculated. The fuel referenced in the FMC is recalculated.

What does a steady illuminated amber START VALVE OPEN Alert light indicate?. The respective engine start valve is open and air is supplied to the starter. There is an uncommanded opening of start valve. The start valve will not open.

What does a steady illuminated amber LOW OIL PRESSURE Alert light indicate?. The oil pressure is above red line but in the caution range. The oil pressure is at or below red line. The oil temperature is below red line.

What does a steady illuminated amber OIL FILTER BYPASS Alert light indicate?. There is an impending bypass of fuel oil heat exchanger. Oil is bypassing the N1 compressor section. There is an impending bypass of scavenge oil filter.

What does blinking amber START VALVE OPEN Alert light along with 2 solid amber boxes on the upper display indicate?. There is an uncommanded opening of start valve. The respective engine start valve is closed. The start valve will not open.

On a B737-800, what does a White Arc on an Engine Limit Display indicate?. Normal operating range. Cautionary range. Maximum and minimum limits.

What does Red Line on an Engine Limit Display indicate?. Normal operating range. Cautionary range. Maximum and minimum limits.

On the B737-800, what is minimum oil quantity prior to engine start?. 50%. 60%. 70%.

On the B737-800, where is engine vibration displayed?. FMC Performance Page. Secondary Engine Display on the Lower Display Unit. FMC Progress Page 4.

What position on the engine ignition select switch will select all igniters for use on both engines?. IGN L. IGN R. BOTH.

What does an illuminated amber REVERSER light on the aft overhead panel indicate?. The isolation valve or thrust reverser control valve is not in commanded position, one or more thrust reversers sleeves are not in commanded state, or a failure has been detected in synchronization shaft lock circuitry. The auto-restow circuit has been activated. all answers are correct.

What does an illuminated amber ENGINE CONTROL light on the aft overhead panel indicate?. The auto-restow circuit has been activated. The engine control system is not dispatchable due to faults in the system. The EEC is in the alternate mode.

Can the Forward Thrust Lever be advanced if the reverse thrust lever is in the deployed position?. Yes. No.

Moving the Engine Start Lever to IDLE energizes ignition system through EECs; electrically opens spar fuel shutoff valve in the wing leading edge, outboard of the pylon; and _________. Mechanically closes the engine start valve. Electrically opens engine-mounted fuel shutoff valve via the EEC. Connects the generator to the electrical system.

Moving the battery switch to OFF __________________. has no effect on APU operation. on the ground or inflight, causes an automatic shutdown of the APU. on the ground only causes and automatic shutdown of the APU.

In times other than engine starting, when electrical load and bleed air extraction combine to raise the EGT on the APU above acceptable levels, __________________. the APU will shed the main bus. the APU will initiate an auto shutdown. bleed air extraction is reduced while maintaining electrical load.

What happens if the APU does not reach the proper speed with the proper acceleration rate within the time limit of the starter?. the start cycle automatically terminates. the APU will introduce more fuel. the APU GEN OFF BUS light illuminates.

On the B737-800, moving the APU switch to the OFF position trips the APU generator, closes the APU bleed air valve and extinguished the APU GEN OFF BUS light. Shutdown occurs _______. after a 10 second delay. automatically after a 60 second delay. immediately.

To extend the service life of the APU, operate the APU for ________ before using it as a bleed air source. three minutes. one minute. 30 seconds.

On the B737-800, in flight, if the APU is the only source for electrical power, ___________________. all galley busses are automatically shed. AC transfer 2 is automatically shed. no bleed air can be used.

On the B737-800, can the APU be operated with the blue Maintenance (MAINT) light illuminated?. Yes. No.

On the B737-800, an amber APU OVERSPEED light is illuminated, this indicates the APU RPM limit has been exceed resulting in an automatic shutdown, or __________________. The APU has automatically shutdown for high oil temperature. The overspeed shutdown protection feature has failed a self-test during normal APU shutdown. The APU has failed to start.

On the B737-800, when does the amber APU FAULT light illuminate?. anytime a malfunction exists causing the APU to automatically shutdown. when the APU oil quantity is less than 75%. anytime maintenance is needed.

On the B737-800, is it acceptable to have an APU LOW OIL PRESSURE light illuminated during APU start?. Yes. No.

On the PFD/ND, Secondary Engine Indications are displayed on the ________________. Lower Display Unit. Upper Display Unit. FMC.

On the PFD/ND, pushing the MFD Engine (ENG) switch __________. displays primary engine indications on the lower DU. displays hydraulic system indications. displays secondary engine indications on lower DU.

Engine starts in ambient temperatures below -36°C the recommended warm time before to move thrust levers. 1'. 2'. 3'.

On the PFD/ND, how is low oil quantity indicated?. in reversed video and LO (white). in the caution panel appears a light. No indication for pilots only maintenance.

______ is the maximum continuous engine oil temperature. 134. 140. 147.

It is required to all an engine to remain at idle for ____ minute (s) before changing thrust lever position when the temperature is below -35C. 2. 3. 1.