4. Automatic Flight

Question 1

Autopilot Flight Director System Controls

1. Autopilot (A/P) Engage Switches
   - when both flight director switches are OFF, the autopilot engages in:
   - __________ or __________ as the roll
   mode, or if bank angle is greater than __, ____________
   - __________ or ___________ as the pitch mode

Answer 1

• when both flight director switches are OFF, the autopilot engages in:
• heading hold or track hold (TRK HOLD) as the roll mode, or if bank angle is greater than 5º, attitude hold (ATT)
• vertical speed (V/S) or flight path angle (FPA) as the pitch mode

Question 2

Autopilot Flight Director System Controls

3. Flight Director (F/D) Switches

ON – on the ground with both flight director switches OFF, the first flight director switch positioned ON arms the flight director in the _______________ roll and pitch modes. The flight mode annunciation appears on both ____ and ____. Positioning the second switch ON displays the flight direction steering indications on the second ___ and ___.

In flight with the autopilot DISENGAGED and both flight director switches OFF, the first flight director switch positioned to ON activates the flight
director in:
- __________ or ___________ as the roll mode, or if bank angle is greater than __, ______________.
- ____________ or ___________ as the pitch mode.

In flight with the autopilot ENGAGED and both flight director switches OFF, the first flight director switch positioned to ON activates the flight
director in the ____________ autopilot mode(s).

OFF –
- the flight director steering indications do not display, unless
- a _____ switch is pushed when airspeed is greater than __ knots and flaps are out of up.

Answer 2

3. Flight Director (F/D) Switches

ON – on the ground with both flight director switches OFF, the first flight director switch positioned ON arms the flight director in the takeoff go–around (TO/GA) roll and pitch modes. The flight mode annunciation appears on both PFDs and HUDs. Positioning the second switch ON displays the flight direction steering indications on the second PFD and HUD.

In flight with the autopilot disengaged and both flight director switches OFF, the first flight director switch positioned to ON activates the flight
director in:
- heading hold (HDG HOLD) or track hold (TRK HOLD) as the roll mode, or if bank angle is greater than 5º, attitude hold (ATT)
- vertical speed (V/S) or flight path angle (FPA) as the pitch mode.

In flight with the autopilot ENGAGED and both flight director switches OFF, the first flight director switch positioned to ON activates the flight
director in the currently selected autopilot mode(s).

OFF –
- the flight director steering indications do not display, unless
- a TO/GA switch is pushed when airspeed is greater than 80 knots and flaps are out of up.

Question 3

Autothrottle System Controls

1. Autothrottle (A/T) ARM Switches

ON -
Arms the selected autothrottle for mode activation. The selected autothrottle activates automatically when an AFDS mode (____, ____, or _____) is selected.

OFF –
1.
2.

Answer 3

ON -
Arms the selected autothrottle for mode activation. The selected autothrottle activates automatically when an AFDS mode (VNAV, FLCH, or TO/GA) is selected.

OFF –
1. disconnects the selected autothrottle
2. prevents selected autothrottle activation

Question 4

Autothrottle System Controls

2. Climb/Continuous (CLB/CON) Thrust Switch

On the ground and below ___ ft during takeoff, the switch is inoperative.

Push –
- with two engines operating, changes the engine thrust limit to the ___ selected climb thrust, or;
- with only one engine operating, changes the thrust limit to ___________.

Answer 4

On the ground and below 400 ft during takeoff, the switch is inoperative.

Push –
- with two engines operating, changes the engine thrust limit to the FMC selected climb thrust,
or;
- with only one engine operating, changes the thrust limit to maximum continuous (CON)

Question 5

Autothrottle System Controls

3. Autothrottle (A/T) Engage Switch

Push – above ___ ft, with the ________ armed, activates the appropriate autothrottle mode for the selected AFDS pitch mode, or if no pitch mode, in the ________ mode.

Answer 5

Push – above 400 feet, with the autothrottle armed, activates the appropriate autothrottle mode for the selected AFDS pitch mode, or if no pitch mode, in the speed (SPD) mode.

Question 6

Autothrottle System Controls

4. Autothrottle Engaged Light

Illuminated (white):

Answer 6

An autothrottle mode is activated.

Question 7

Autopilot Flight Director IAS/Mach Controls

1. IAS/MACH Reference Switch

Push –
- alternately changes the IAS/MACH window between IAS and MACH displays (Mach must be ___ or greater to switch from IAS to Mach)
- inoperative when the IAS/MACH window is _____.

Answer 7

Push –
- alternately changes the IAS/MACH window between IAS and MACH
displays (Mach must be 0.4 or greater to switch from IAS to Mach)
- inoperative when the IAS/MACH window is blank.

Question 8

Autopilot Flight Director IAS/Mach Controls

2. IAS/MACH Window

When changing
from TO/GA to V/S, FPA, or ALT, the window automatically displays:
- the flap placard speed minus _ knots (flaps extended)
- ___ knots (flaps up), or
- a speed value entered in the IAS/MACH window after ____ was pushed.

The display range is:
- ___ – ___ KIAS
- ____ – ____ Mach

Answer 8

When changing
from TO/GA to V/S, FPA, or ALT, the window automatically displays:
- the flap placard speed minus 5 knots (flaps extended)
- 250 knots (flaps up), or
- a speed value entered in the IAS/MACH window after TO/GA was pushed.

Question 9

Autopilot Flight Director IAS/Mach Controls

2. IAS/MACH Window

The display range is:
- ___ – ___ KIAS
- ____ – ____ Mach

Answer 9

The display range is:
- 100 – 399 KIAS
- .400 – .950 Mach

Question 10

Autopilot Flight Director IAS/Mach Controls

2. IAS/MACH Window

During climb, automatically changes from IAS to MACH at ____ Mach.
During descent, automatically changes from MACH to IAS at ____ KIAS.

Answer 10

During climb, automatically changes from IAS to MACH at .840 Mach.
During descent, automatically changes from MACH to IAS at 310 KIAS.

Question 11

Autopilot Flight Director Roll and Pitch Controls

1. Lateral Navigation (LNAV) Switch

• inoperative when the active roll mode is either LOC or FAC and the active pitch mode is either G/S or G/P.

Answer 11

• inoperative when the active roll mode is either ___ or ___ and the active pitch mode is either ___ or ___.

Question 12

Autopilot Flight Director Roll and Pitch Controls

1. Lateral Navigation (LNAV) Switch

• LNAV activates when the airplane is above __ ft radio altitude and:
• within ___ NM of the active leg
• when not within ___ NM of the active leg and on an intercept heading to the active leg, remains armed then activates when approaching the
  active leg
• when active, displays ____ in _____ on the PFD and HUD roll flight mode annunciations

Answer 12

• LNAV activates when the airplane is above 50 feet radio altitude and:
• within 2.5 NM of the active leg
• when not within 2.5 NM of the active leg and on an intercept heading to the active leg, remains armed then activates when approaching the
  active leg
• when active, displays LNAV in green on the PFD and HUD roll flight mode annunciations

Question 13

Autopilot Flight Director Roll and Pitch Controls

3. Vertical Navigation (VNAV) Switch

• VNAV activates ___ ft above field elevation.

VNAV is deactivated:
- by selecting _____, _______, ___, ___, ___, ___ or ___ pitch
mode
- when there is a dual ___ failure

VNAV is disarmed by:
- pushing the ____ switch a second time, or
- arming ___

Answer 13

• VNAV activates 400 ft above field elevation.

VNAV is deactivated:
- by selecting TO/GA, FLCH SPD, V/S, FPA, ALT, G/S or G/P pitch
mode
- when there is a dual FMC failure

VNAV is disarmed by:
- pushing the VNAV switch a second time, or
- arming APP

Question 14

Autopilot Flight Director Heading, Track, and Bank Angle Controls

5. BANK LIMIT Selector (outer)

Rotate – sets the AFDS commanded bank limit when in the heading select (HDG SEL) or track select (TRK SEL) roll mode as follows:
- AUTO – varies between ___ – ___, depending on TAS
- ___, ___, ___, ___ or ___ – the selected value is the maximum, regardless of airspeed

Answer 14

Rotate – sets the AFDS commanded bank limit when in the heading select (HDG
SEL) or track select (TRK SEL) roll mode as follows:
- AUTO – varies between 15º – 25º, depending on TAS
- 10º, 15º, 20º, 25º or 30º – the selected value is the maximum, regardless
of airspeed

Question 15

Autopilot Flight Director Heading, Track, and Bank Angle Controls

8. Heading/Track Hold (HOLD) Switch

Push –
- selects heading _________ or ___________ as the roll mode
- inoperative when the active roll mode is either ___ or ___ and the active pitch mode is either ___ or ___
- displays _______ or ______ on the PFD and HUD roll flight mode annunciator
- AFDS commands ___________ and holds the heading or track established when __________ is established

Answer 15

Push –
- selects heading hold (HDG HOLD) or track hold (TRK HOLD) as the roll mode
- inoperative when the active roll mode is either LOC or FAC and the active pitch mode is either G/S or G/P
- displays HDG HOLD or TRK HOLD on the PFD and HUD roll flight mode annunciator
- AFDS commands wings level and holds the heading or track established when wings level is established

Question 16

Autopilot Flight Director Vertical Speed (V/S) and Flight Path Angle (FPA) Controls

2. Vertical Speed/Flight Path Angle (V/S – FPA) Window

The display range is:
- V/S: _____ to _____ fpm
- FPA: ____ to ____

Answer 16

The display range is:
* V/S: -8000 to +6000 fpm
* FPA: -9.9º to +9.9º

Question 17

Autopilot Flight Director Altitude Controls

1. Altitude Window

The altitude range is _ to _______ ft.

Answer 17

The altitude range is 0 to 50,000 ft.

Question 18

Autopilot Flight Director Approach Mode Controls

1. Localizer / Final Approach Course (LOC/FAC) Switch

• capture can occur when an intercept track angle is within ____ of the localizer or final approach course

Answer 18

• capture can occur when an intercept track angle is within 120º of the localizer or final approach course

Question 19

Autopilot Flight Director Approach Mode Controls

1. Localizer / Final Approach Course (LOC/FAC) Switch

The localizer / final approach course mode can be disarmed BEFORE capture by:
- pushing the ____/____ switch a second time, or
- selecting ____

The localizer / final approach course mode can be DEACTIVATED after capture by:
- selecting a roll mode other than ____
- pushing a _____ switch
- pushing the ___ switch
- disengaging the ________ and turning both ____________ switches off,
or
- engaging an _________ when in flight director only

Answer 19

The localizer / final approach course mode can be disarmed BEFORE capture by:
- pushing the LOC/FAC switch a second time, or
- selecting LNAV

The localizer / final approach course mode can be DEACTIVATED after capture by:
- selecting a roll mode other than LNAV
- pushing a TO/GA switch
- pushing the APP switch
- disengaging the autopilot and turning both flight director switches off,
or
- engaging an autopilot when in flight director only

Question 20

Autothrottle Disconnect and TO/GA Switches

2. Takeoff/Go-around (TO/GA) Switches

On the ground:
Push –
- below __ knots and flaps ________, activates autothrottle in ________ mode at thrust limit selected on ________ page. If not pushed below __ knots, autothrottle operation is inhibited until reaching ___
ft altitude.
- pushing either switch above __ knots disarms ____ and ____.

Answer 20

On the ground:
Push –
- below 50 knots and flaps out of up, activates autothrottle in THR REF mode at thrust limit selected on THRUST LIMIT page. If not pushed below 50 knots, autothrottle operation is inhibited until reaching 400
feet altitude.
- pushing either switch above 80 knots disarms LNAV and VNAV.

Question 21

Autothrottle Disconnect and TO/GA Switches

2. Takeoff/Go-around (TO/GA) Switches

In flight:
Push (after lift-off with takeoff thrust limit displayed) –
- removes ______ and _____ derates and _________ thrust
reduction
- activates autothrottle in ______ mode
- disarms AFDS modes
- between __ ft and ___ ft, selects _____roll mode
- above ___ ft, selects _____ roll and pitch modes

Answer 21

In flight:
Push (after lift-off with takeoff thrust limit displayed) –
- removes takeoff and climb derates and assumed temperature thrust
reduction
- activates autothrottle in THR REF mode
- disarms AFDS modes
- between 50 feet and 400 ft, selects TO/GA roll mode
- above 400 ft, selects TO/GA roll and pitch modes

Question 22

Autothrottle Disconnect and TO/GA Switches

2. Takeoff/Go-around (TO/GA) Switches

Push (on approach with flaps out of up or glideslope/glidepath captured) –
- activates autothrottle in THR mode with __ thrust limit displayed
- disarms AFDS modes
- selects _____roll and pitch modes
- arms or activates ____ if an ____ path is available

Answer 22

Push (on approach with flaps out of up or glideslope/glidepath captured) –
- activates autothrottle in THR mode with GA thrust limit displayed
- disarms AFDS modes
- selects TO/GA roll and pitch modes
- arms or activates LNAV if an LNAV path is available

Question 23

Autothrottle Disconnect and TO/GA Switches

2. Takeoff/Go-around (TO/GA) Switches

During landing, the TO/GA switches are inhibited after ________ or when below _ ft radio altitude for _ seconds or more. If the landing is
discontinued, the TO/GA switches are enabled again above _ ft radio
altitude.

Answer 23

During landing, the TO/GA switches are inhibited after touchdown or when below 2 ft radio altitude for 3 seconds or more. If the landing is
discontinued, the TO/GA switches are enabled again above 5 ft radio altitude.

Question 24

Glideslope Signal Interference

If glideslope signal interference and fluctuations occur, the AFDS limits the descent angle of the airplane to ____ degrees while the system is in the glideslope
attitude stabilizing mode. This mode uses inertial data for up to __ seconds to allow the glideslope signal error to resolve.

Answer 24

If glideslope signal interference and fluctuations occur, the AFDS limits the descent angle of the airplane to 3.25 degrees while the system is in the glideslope
attitude stabilizing mode. This mode uses inertial data for up to 15 seconds to allow the glideslope signal error to resolve.

Question 25

Localizer Signal Interference

If localizer signal interference and fluctuations occur, the AFDS uses inertial data for up to __ seconds to allow the localizer signal error to resolve.

Answer 25

If localizer signal interference and fluctuations occur, the AFDS uses inertial data for up to 20 seconds to allow the localizer signal error to resolve.

Question 26

Automatic Flight – Takeoff and Climb

During takeoff prior to lift–off:
- with speed less than 50 knots, pushing a TO/GA switch activates the autothrottle in thrust reference (THR REF) and advances thrust levers to
the selected reference thrust limit. When the autothrottle is not active by 50 knots, it cannot be activated until above 400 ft.
- at 80 knots, autothrottle annunciation changes to HOLD
- with speed greater than 80 knots, pushing a TO/GA switch disarms LNAV and VNAV

Answer 26

During takeoff prior to lift–off:
- with speed less than __ knots, pushing a TO/GA switch activates the autothrottle in thrust reference (THR REF) and advances thrust levers to
the selected reference thrust limit. When the autothrottle is not active by __ knots, it cannot be activated until above ___ ft.
- at __ knots, autothrottle annunciation changes to HOLD
- with speed greater than __ knots, pushing a TO/GA switch disarms ____ and ____

Question 27

Automatic Flight – Takeoff and Climb

At lift–off:
- pitch command target speed is _______ knots or the airspeed at rotation (pitch attitude greater than __) plus __ knots, whichever is greater. If
current airspeed remains above target speed for _ seconds, target airspeed is reset to current airspeed (limited to a maximum of ________
knots)
- if an engine failure occurs on the ground, the pitch command target speed at lift–off is __ or airspeed at lift–off, whichever is greater
- roll command maintains ______ track

Answer 27

At lift–off:
- pitch command target speed is V2 + 15 knots or the airspeed at rotation (pitch attitude greater than 2º) plus 15 knots, whichever is greater. If
current airspeed remains above target speed for 5 seconds, target airspeed is reset to current airspeed (limited to a maximum of V2 + 25
knots)
- if an engine failure occurs on the ground, the pitch command target speed at lift–off is V2 or airspeed at lift–off, whichever is greater
- roll command maintains ground track

Question 28

Automatic Flight – Takeoff and Climb

After lift–off:
When an engine failure occurs, the pitch command target speed is:
- __, if airspeed is below V2, or
- existing speed, if airspeed is between __ and __ + __, or
- __ + __, if airspeed is above
__ + __
When a TO/GA switch is pushed:
- removes takeoff and climb derates and assumed temperature thrust
reduction
- A/T in HOLD, A/T activates in THR REF
- at __ ft radio altitude, ____ activates, if armed. Roll commands bank to track the active route

Answer 28

After lift–off:
When an engine failure occurs, the pitch command target speed is:
- V2, if airspeed is below V2, or
- existing speed, if airspeed is between V2 and V2 + 15, or
- V2 + 15, if airspeed is above
V2 + 15
When a TO/GA switch is pushed:
- removes takeoff and climb derates and assumed temperature thrust
reduction
- A/T in HOLD, A/T activates in THR REF
- at 50 feet radio altitude, LNAV activates, if armed. Roll commands bank to track the active route

Question 29

Automatic Flight – Takeoff and Climb

At ___ ft above field elevation, VNAV activates, when armed. Pitch commands the current airspeed.
The autothrottle sets the selected reference thrust and annunciates THR REF.

At acceleration height or altitude capture below acceleration height, pitch commands speed to _ knots below takeoff flap placard speed. As flaps are retracted, pitch commands an acceleration to _ knots below the placard speed of the commanded flap position.

Answer 29

At 400 ft above field elevation, VNAV activates, when armed. Pitch commands the current airspeed.
The autothrottle sets the selected reference thrust and annunciates THR REF.

At acceleration height or altitude capture below acceleration height, pitch commands speed to 5 knots below takeoff flap placard speed. As flaps are retracted, pitch commands an acceleration to 5 knots below the placard speed of the commanded flap position.