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ATC ATC CLEARANCE CLEARANCE CHANGE CHANGE CRUISE CRUISE CAPTURE CAPTURE CLIMB CLIMB MONITORING MONITORING (ALTITUDE (ALTITUDE CONSTRAINTS) CONSTRAINTS) FL 100 FL 100 ATC REQUEST: ATC REQUEST: MAINTAIN HDG MAINTAIN HDG CRZ ALT CRZ ALT UPDATE UPDATE ATC REQUEST: ATC REQUEST: RESUME OWN RESUME OWN NAVIGATION NAVIGATION RADAR TILT RADAR TILT

& ENG ANTI

& ENG ANTI

ICE

ICE

 A320-

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1. ATC CLEARANCE CHANGE 1. ATC CLEARANCE CHANGE MCDU

MCDU ...…...………...PERF …...PERF CLBCLB New ATC clearance : FL230 

New ATC clearance : FL230 

FCU ALT

FCU ALT…………...………...……….…………...…………....……SET……SET

ANNOUNCE………..”FL 230”

ANNOUNCE………..”FL 230”

Read the new ALT on the PFD:

Read the new ALT on the PFD:

ANNOUNCE FMA, and………...”FL 200 MAGENTA”

ANNOUNCE FMA, and………...”FL 200 MAGENTA”

MCDU

MCDU .……….………..…...…...…...F-PLN…...F-PLN

FMA and

FMA and FL 200 magenFL 200 magenta on PFD……ta on PFD…….CHEC.CHECKK ANNOUNCE……….”CROSSCHECKED” ANNOUNCE……….”CROSSCHECKED” PERF PERF CLB CLB F-PLN F-PLN

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2. RADAR TILT & ENG ANTI ICE

RADAR TILT :

Slightly reduce tilt to avoid overscanning

RADAR TILT………...………ADJUST

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3. FL 100 Passing FL 100 

EFIS OPTION………...AS RQRD

1. LAND LIGHTS………...……….…OFF 2. SEAT BELTS ...………....AS RQRD 3. EFIS OPTION ………...AS RQRD 4. ECAM MEMO ...……….…….REVIEW NAVAIDS….………...…….…….CHECK SEC F-PLN……….…………...AS RQRD OPT/MAX ALT ...……….CHECK 5.

4 1 2

3

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4. ATC REQUEST: MAINTAIN PRESENT HEADING When ATC requests to maintain present Heading 

HEADING……….. PULL

Pulling heading knob leads to lateral and vertical selected guidance.

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5.a. ATC REQUEST: RESUME OWN NAVIGATION When ATC clears to resume own navigation

HEADING………..…SET and MANAGE

When NAV engages:

Step 1 : Resume Managed Lateral F-PLAN

FMA

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5.b. ATC REQUEST: RESUME OWN NAVIGATION When NAV is green:

ALT……..…………..………MANAGE

 Step 2 : Resume Managed Vertical F-PLAN

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6. CONSTRAINT MONITORING

FCU ALT set above the CSTR :

FCU ALT   ALT CST  WPT CST  Reaching ALT CST: Reaching WPT CST:

FMA

FMA

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7. CRUISE ALTITUDE CLEARANCE New ATC clearance : FL 240 

FCU ALT ………...……….…………....……SET ANNOUNCE………..”FL 240 BLUE”

If final CRZ ALT clearance below intended FL : PROG PAGE………..UPDATE

If expedite climb is requested :

FL 240 on PFD………..………..CHECK ANNOUNCE……….…….”FL 240 BLUE”

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8. CRUISE CAPTURE

min CRUISE FL CAPTURE  CRUISE FL CAPTURE  ALT CRZ CRUISE phase

FMA

SOFT ALTITUDE MODE 

(Minimised thrust variations Fuel economy)

+ 50 ft

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MCDU ...………...PERF CLB New ATC clearance : FL230 

FCU ALT …………...……….…………....……SET

ANNOUNCE………..”FL 230” Read the new ALT on the PFD:

ANNOUNCE FMA, and………...”FL 200 MAGENTA”

MCDU .………..…...…...F-PLN

FMA and FL 200 magenta on PFD…….CHECK ANNOUNCE……….”CROSSCHECKED” 1. ATC CLEARANCE CHANGE

PERF CLB

F-PLN Observe:

FMA color change

Altitude constraint on altitude scale

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2. RADAR TILT & ENG ANTI ICE

RADAR TILT :

Slightly reduce tilt to avoid overscanning

RADAR TILT………...………ADJUST

ENG ANTI ICE………...………..AS RQRD

When is ENG ANTI ICE required ? 

FCOM 3.04.30  - 40 ° C

0 °C

- 40 ° C

ENG ANTI ICE  required ICING CONDITIONS  expected SAT above - 40° C

&

Before descent SAT below - 40° C

&

OR 

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Provided if selected range is > 40 NM 

DATABASE AIRPORTS

Select the most appropriate option, according to circumstances : Obstacle area, diversion considerations, etc…

Select preferably different option on each side

LIML LIMC LIMF 150

150

MORA

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NAVAIDS….………...…….….CHECK

Clear NAVAIDS from MCDU RAD NAV page, if manually tuned.

SEC F-PLN……….………...AS RQRD

In most of the cases copy active should be performed at that time.

OPT/MAX ALT ...……….CHECK Check on the PROG page

Note:

 Actions on MCDU should be  performed upon PF request, or at least, with PF approval 

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NAVAIDS….………...…….….CHECK

Clear NAVAIDS from MCDU RAD NAV page, if manually tuned.

SEC F-PLN……….………...AS RQRD

In most of the cases copy active should be performed at that time.

OPT/MAX ALT ...……….CHECK Check on the PROG page

Note:

 Actions on MCDU should be  performed upon PF request, or at least, with PF approval 

OPTIMUM FL (OPT)

THE MOST ECONOMIC FL at given :

Cost Index,

Gross Weight,

Weather conditions ( Winds and Temp )

It ensures a minimum estimated cruising time of 15 min

It is continuously updated in flight.

MAXIMUM ALTITUDE (REC MAX) REC MAX = f (Gross Weight , Temperature)

It ensures the 0.3g buffet margin

It is continuously updated in flight

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ALT ALT ALT CST ALT CST

PULL

HDG

Vertical Constraint Vertical Constraint respected respected Constraint not Constraint not respected respected

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Minimum Distance to engage Nav mode : 1 NM 

Maximum divergence angle between Active leg & A/C Heading : 160 ° 

PUSH

To MANAGE

-“FROM” WPT “TO” WPT Active leg INTCPT “FROM” WPT “TO” WPT

HDG

Constraint not Constraint not respected respected Constraint not Constraint not respected respected

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-PUSH

To MANAGE

ALT ALT CST Vertical Constraint Vertical Constraint respected respected ALT CST

ALT

Constraint not Constraint not respected respected

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Magenta : The aircraft will match the constraint

Amber 

: The aircraft will miss the constraint

SPEED constraint to be missed by more than 10 kt :

The MCDU scratchpad displays SPD ERROR AT WPT…

To match the constraint :

Then Select a lower SPD, until the CSTR is met Select the CSTR ALT on FCU,

to visualize the blue arrow.

1 2

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7. CRUISE ALTITUDE CLEARANCE When ATC gives final CRZ ALT clearance :

FCU ALT ………...……….…………....……SET If final CRZ ALT clearance below intended FL : PROG PAGE………..UPDATE

Final ATC clearance below intended CRZ FL :

Final ATC clearance at or above intended CRZ FL :

Final ATC clearance Intended CRZ FL

Final ATC clearance Intended CRZ FL

Automatically updated. No action required.

CRZ FL must be updated by the crew.

Otherwise: No transition to CRZ   phase when reaching CRZ FL PROG

CRZ FL

PROG

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FCU selected altitude

1 Select a Lower SPD

Observe V/S

F-PLN See predictions on F-PLN before any action

To allow comparisons with the new predictions

2 When ALT* engages, Resume managed SPD

Note:

 At high altitude, acceleration to resume managed speed  may take a long time.

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FCU selected altitude

1 Select a Lower SPD

Observe V/S

F-PLN See predictions on F-PLN before any action

To allow comparisons with the new predictions

2 When ALT* engages, Resume managed SPD

 Above FL 250: Select turbulence SPD/Mach (QRH5.00)

Below FL 250: Do not select SPD below  green dot  Note:

 At high altitude, acceleration to resume managed speed  may take a long time.

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Preflight Take Off   Climb Cruise Des Approach Go Around or Done

FLIGHT PHASES OPTIMUM SPEED PROFILE SWITCHING CONDITIONS TO NEXT PHASE

PREFLIGHT /

SRS take off mode engaged and N1> 85% (EPR >= 1.25) or  Ground Speed > 90 kt

TAKE OFF V2

(V2 + 10)

At acceleration altitude or by engagement of another  vertical mode

CLIMB ECON CLB SPD / MACH Reaching cruise FL

CRUISE ECON CRZ MACH At descent initiation (if distance to DEST < 200 NM and no step descent)

DESCENT ECON DES MACH / SPD

- Over flying (DECEL) pseudo waypoint with NAV (or  LOC*/LOC) mode engaged and altitude < 7200 ft AGL - Manual activation of the approach phase.

APPROACH Vapp

(GS Min)

1. To Go Around : when thrust levers at TO.GA detent or 

2. To Done: 30 seconds after landing or  3. To Climb: when inserting a new CRZ FL

GO AROUND Vapp or current SPD whichever is greater. Green Dot at ACC ALT

1. To Approach : Manual activation of the approach phase or 

2. To Climb: Above acceleration altitude by - Selecting ALTN or 

- inserting NEW DEST and CRZ FL

References

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