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| PRESSURIZATION MENU Abnormal Operation (B) 1/17 PRESSURIZATION MENU
 Abnormal Operation (B) 2/17
 In this module we will look at some other abnormal situations
 of the Pressurization System.
 This is an example of an abnormal procedure.
 The aircraft is in cruise and all systems are working normally.
 PRESSURIZATION MENU Abnormal Operation (B) 3/17
 PRESSURIZATION MENU Abnormal Operation (B) 4/17
 PRESSURIZATION MENU
 Abnormal Operation (B) 5/17
 .
 The caution LANDING ELEV FAULT is telling you that the
 Pressurization System has, for some reason, lost the
 Landing Elevation Data normally supplied by the FMGS.
 Notice that the landing elevation details on the system
 page are blank.
 PRESSURIZATION MENU
 Abnormal Operation (B) 6/17
 Read and complete the actions on the E/WD.
 In this case, we have to set the landing field elevation
 manually.
 Select the Landing Elevation selector.
 PRESSURIZATION MENU Abnormal Operation (B) 7/17
 Read and complete the actions on the E/WD.
 In this case, the action is to set the Landing Elevation
 manually.
 No. Select the Landing Elevation selector.
 PRESSURIZATION MENU Abnormal Operation (B) 8/17
 Read and complete the actions on the E/WD.
 In this case, the action is to set the Landing Elevation
 manually.
 No. Click on the Landing Elevation selector.
 PRESSURIZATION MENU
 Abnormal Operation (B) 9/17
 MAN 5300
 As soon as the selector is moved from the AUTO position the
 action line on the E/WD clears and a MAN message appears
 on the CAB PRESS page. The Landing Elevation value will
 also indicate the selected value.
 PRESSURIZATION MENU
 Abnormal Operation (B) 10/17
 MAN 5300
 After confirmation from the PF clear CAB PRESS.
 Clear CAB PRESS.
 PRESSURIZATION MENU Abnormal Operation (B) 11/17
 MAN 5300
 After confirmation from the PF clear CAB PRESS.
 No. Press either CLR key.
 PRESSURIZATION MENU Abnormal Operation (B) 12/17
 MAN 5300
 After confirmation from the PF clear CAB PRESS.
 No. Press either CLR key.
 PRESSURIZATION MENU
 Abnormal Operation (B) 13/17
 Notice that :
 • there is no call of the STATUS page because we have set
 the landing elevation manually and the system is operative.
 • There is a manual landing elevation indication on the
 CRUISE page.
 The ECAM actions are complete.
 MAN
 PRESSURIZATION MENU
 Abnormal Operation (B) 14/17
 To complete this module let’s look at some other abnormal
 indications and what theymean.
 If there is an excessive positive or negative differential
 pressure one of the safety valves will operate.
 PRESSURIZATION MENU
 Abnormal Operation (B) 15/17
 An ECAM Caution CABIN PRESSURE SAFETY VALVE OPEN
 is generated and the safety valve indication on the CAB
 PRESS page changes to amber.
 SAFETY
 PRESSURIZATION MENU
 Abnormal Operation (B) 16/17
 An ECAM caution CABIN PRESSURE OUTFLOW VALVE NOT
 OPEN will be displayed if the outflow valve has not fully
 opened on landing. This could mean that the aircraft is still
 pressurized and the doors will be difficult to open.
 PRESSURIZATION MENU Abnormal Operation (B) 17/17
 Indications on the CAB PRESS page will change to amber for
 abnormal indications apart from the cabin altitude.
 If there is an excessive cabin altitude the indication turns red
 and a Master Warning is generated.
 NEXT
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 PRESSURIZATION MENU Abnormal Operation (B) 18/17
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 EXIT
 AUDIO GLOSSARY FCOM
 RETURN
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