Download A320 Cruise Phase Manual PDF

TitleA320 Cruise Phase Manual
TagsAerospace Transport Runway
File Size583.4 KB
Total Pages16
Document Text Contents
Page 2

PFPF PNFPNF

1. CRUISE INITIATION

When reaching initial CRZ FL

CHECK ALT CRZ on FMA

SOFT ALTITUDE MODE 

(Minimised thrust variations & Fuel economy)

+/- 50 f t

Page 8

PFPF PNFPNF

7. LATERAL CRUISE MANAGEMENT (OFFSET)

In case of ATC request, or when adverse weather 

conditions are expected ahead:

LATERAL REV at P POS ………………….. SELECT

RQRD OFFSET VALUE/DIRECTION ……… WRITE

OFFSET…………..………………………….…INSERT

When cleared to resume own navigation:

CANCEL THE OFFSET

CB

     O
     F
     F
     S
     E
     T
     T
     R
     A
     C
     K

CB

     O
     F
     F
     S
     E
     T
     T
     R
     A
     C
     K

TWOTWO methods for offset cancellation

According to ATC clearance

SELECT DIR TO

a waypoint
(e.g. next WPT)

SELECT a

Lateral Revision
at P POS

(clear the offset)

Page 15

PFPF PNFPNFNAV ACCURACY CHECK

PRINCIPLE OF THE CHECK:PRINCIPLE OF THE CHECK:  CompareCompare FMS computedFMS computed datadata andand raw dataraw data

METHODMETHOD

 Tune manually VOR (VOR DME or ADF) on

the RAD NAV page.

 Select associated Needles on the ND

 Enter the VOR ident on the BRG/DIST TO

field of the PROG page

POS ERROR 3 NM, FM position is reliable

POS ERROR > 3 NM, FM position is not reliable
If If 

RESULTRESULT

    8
    0

   1
    2
    0

140

Compare distances

Compare bearings

140

Page 16

PFPF PNFPNF

7. LATERAL CRUISE MANAGEMENT (OFFSET)

In case of ATC request, or when adverse weather 

conditions are expected ahead:

LATERAL REV at P POS ………………….. SELECT

RQRD OFFSET VALUE/DIRECTION ……… WRITE

OFFSET…………..………………………….…INSERT

When cleared to resume own navigation:

CANCEL THE OFFSET

CB

     O
     F
     F
     S
     E
     T
     T
     R
     A
     C
     K

CB

     O
     F
     F
     S
     E
     T
     T
     R
     A
     C
     K

TWOTWO methods for offset cancellation

According to ATC clearance

SELECT DIR TO

a waypoint
(e.g. next WPT)

SELECT a

Lateral Revision
at P POS

(clear the offset)

BEWARE of entering an OFFSET when the A/C is too close to the TO WPT

FMGS may refuse to accept it (“ ENTRY OUT OF RANGE ” message)

BEWAREBEWARE of entering an OFFSET when the A/C is too close to the TO WPT

FMGS may refuse to accept it (“ ENTRY OUT OF RANGE ” message)

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