CH15 A320 Power Plant / APU Flashcards
ENG_003
What is the meaning of the FLAP OPEN indication on the ECAM APU page?
FLAP OPEN:
▪ _____ air intake flap is fully open.
▪ Flap is commanded open when ____ _____ SW pb is selected to ON.
▪ _______ starter motor is ______ until flap is fully open.
ENG_003
What is the meaning of the FLAP OPEN indication on the ECAM APU page?
FLAP OPEN:
▪ APU air intake flap is fully open.
▪ Flap is commanded open when APU MASTER SW pb is selected to ON.
▪ APU starter motor is inhibited until flap is fully open.
ENG_003
What is the meaning of the LOW OIL LEVEL indication on the ECAM APU page?
LOW OIL LEVEL:
▪ APU’s oil tank quantity is sensed to be _____.
▪ Indication would appear immediately when the ____ _____ SW pb is selected to ____ and the aircraft is __ ___ ______.
NOTE: With ____ ____ _____ indicated, the APU _____ pb should not be selected to ____. Contact maintenance for assistance.
ENG_003
What is the meaning of the LOW OIL LEVEL indication on the ECAM APU page?
LOW OIL LEVEL:
▪ APU’s oil tank quantity is sensed to be low.
▪ Indication would appear immediately when the APU MASTER SW pb is selected to ON and the aircraft is on the ground.
NOTE: With LOW OIL LEVEL indicated, the APU START pb should not be selected to ON. Contact maintenance for assistance.
ENG_004
What are the indications when the APU is
“On-Speed”?
______ appears on the:
▪ _____ START pb
▪ ECAM _____ page
____ ____ appears on ECAM Memo Section
ENG_004
What are the indications when the APU is
“On-Speed”?
AVAIL appears on the:
▪ APU START pb
▪ ECAM APU page
APU AVAIL appears on ECAM Memo Section
ENG_005
What is taking place with the APU MASTER SW pb. Displaying ON?
▪ APU computer is _______ and performs a ____-_____.
▪ Air intake _____ is commanded open.
ENG_005
What is taking place with the APU MASTER SW pb. Displaying ON?
▪ APU computer is enabled and performs a self-test.
▪ Air intake flap is commanded open.
ENG_005
What is taking place with the APU MASTER SW pb. Displaying Lights out?
Light out – the APU computer is ______, and the APU ____ _____.
NOTE: Selecting the APU MASTER SW to ____ (light out) will accomplish a ______ shutdown sequence.
ENG_005
What is taking place with the APU MASTER SW pb. Displaying Lights out?
Light out – the APU computer is deactivated, and the APU shuts down.
NOTE: Selecting the APU MASTER SW to OFF (light out) will accomplish a normal shutdown sequence.
ENG_005
What is taking place with the APU MASTER SW pb. Displaying FAULT?
FAULT– an _________ ______ or ______ start has occurred.
ENG_005
What is taking place with the APU MASTER SW pb. Displaying FAULT?
FAULT– an automatic shutdown or failed start has occurred.
ENG_006
What are two reasons the aircraft batteries must be on for all APU starts and when the APU generator is the sole source of electrical power?
- Turning the batteries __ permits the ____ starter motor to connect to the aircraft _____ Buses, which are the only ____ _____ available to the starter motor.
- On the ground, in the event of an ____ fire while the ____ generator is the sole source of power, the batteries being on ensure a _____ ______ for proper _____ shutdown and _______ discharge.
ENG_006
What are two reasons the aircraft batteries must be on for all APU starts and when the APU generator is the sole source of electrical power?
- Turning the batteries ON permits the APU starter motor to connect to the aircraft Battery Buses, which are the only power source available to the starter motor.
- On the ground, in the event of an APU fire while the APU generator is the sole source of power, the batteries being on ensure a power source for proper APU shutdown and extinguisher discharge.
ENG_007
What is the function of the APU BLEED pb?
▪ ON - commands the APU ____ ____ ____
ENG_007
What is the function of the APU BLEED pb?
APU BLEED pb:
▪ ON - commands the APU bleed valve open
ENG_007
What is the function of the APU GEN pb?
o APU GEN pb:
▪ Light out – APU generator will ______ _____ once the APU is on ______
▪OFF- APU generator is _________
ENG_007
What is the function of the APU GEN pb?
APU GEN pb:
▪ Light out – APU generator will automatically energize once the APU is on speed
▪ OFF - APU generator is de-energized
ENG_008
Recall the 2 uses of APU bleed air.
APU bleed air CAN be used for:
▪ _______ starts.
▪ ____ _____ ______ operation.
ENG_008
Recall the 2 uses of APU bleed air.
APU bleed air CAN be used for:
▪ Engine starts.
▪ Air conditioning pack operation.
ENG_008
APU bleed air MAY NOT be used for:
▪ ______ anti-icing.
ENG_008
APU bleed air MAY NOT be used for:
▪ Wing anti-icing.
ENG_014
Which start malfunction a FADEC cannot sense and therefore cannot automatically abort?
- _____ ______
NOTE: This start malfunction requires the pilot to _______ abort the start by placing the respective ___ ____ switch to _____.
ENG_014
Which start malfunction a FADEC cannot sense and therefore cannot automatically abort?
▪ Tailpipe fire
NOTE: This start malfunction requires the pilot to manually abort the start by placing the respective ENG MASTER switch to OFF.
ENG_015
How can Continuous Ignition can be manually activated?
Following an engine start, cycle the
___ _____ selector from
_____ back to ___/_____ .
_______appears in the memo section of the E/WD whenever continuous ignition is active. This is the only indication that the system is active.
ENG_015
How can Continuous Ignition can be manually activated?
Following an engine start, cycle the
ENG MODE selector from
NORM back to IGN/START .
IGNITION appears in the memo section of the E/WD whenever continuous ignition is active. This is the only indication that the system is active.
ENG_017
Recall the engine igniter displays on the ECAM ENGINE page.
▪ Engine igniters are displayed as __ & ___
ENG_017
Recall the engine igniter displays on the ECAM ENGINE page.
▪ Engine igniters are displayed as A and B.
ENG_017
Recall the engine igniter displays on the ECAM ENGINE page.
▪ During engine start, ___ or ___, appears at the lower portion of the ECAM ______ page, indicating an ______ igniter.
▪ AB indicates that ____ igniters are being used for that engine’s _____ or _____ ______ is active.
NOTE: FADECs independently ______ which igniter is used with each start.
For example, if igniter A was used for the first start, then igniter B would be used for the next start. FADECs do not match each other’s ______ selection.
ENG_017
Recall the engine igniter displays on the ECAM ENGINE page.
▪ During engine start, A OR B, appears at the lower portion of the ECAM ENGINE page, indicating an active igniter.
▪ AB indicates that both igniters are being used for that engine’s start or continuous ignition is active.
NOTE: FADECs independently alternate which igniter is used with each start.
For example, if igniter A was used for the first start, then igniter B would be used for the next start. FADECs do not match each other’s igniter selection.
ENG_019
Recall the E/WD N1 gauge’s indications.
❇️Green?
▪ Green _____ ______ N1 speed
and _____ green ____N1 speed.
ENG_019
Recall the E/WD N1 gauge’s indications.
❇️Green?
▪ Green digital numeric N1 speed
and analog green line N1 speed.
ENG_019
Recall the E/WD N1 gauge’s indications.
▪ Amber tick mark –
_______ computed ________ N1 for current _______ conditions.
▪ Red arc – ________ permissible.
ENG_019
Recall the E/WD N1 gauge’s indications.
▪ Amber tick mark –
FADEC computed maximum N1 for current ambient conditions.
▪ Red arc – maximum permissible.
ENG_019
Recall the E/WD N1 gauge’s indications.
▪ Boxed amber REV – one or more of the reverser blocker doors is ___ _____ or ___ ____.
▪ Boxed green REV – all ____ reverser blocker doors are _____ ______.
ENG_019
Recall the E/WD N1 gauge’s indications.
▪ Boxed amber REV – one or more of the reverser blocker doors is not stowed or not locked.
▪ Boxed green REV – all four reverser blocker doors are fully deployed.
ENG_020
What is the meaning of the grey background of an N2 display on E/WD?
❇️ An engine ____ _____ is in progress.
❇️When the ____ ______ is complete or _____, the grey background is _______.
ENG_020
What is the meaning of the grey background of an N2 display on E/WD?
❇️ An engine start sequence is in progress. ❇️When the start sequence is complete or aborted, the grey background is removed.
ENG_021
What is the function of the ENG MASTER 1(2) switches?
▪ ON – initiates the _____ _____ sequence when _____ ______ selector is set to ____/_____
▪ OFF – ____ _____ the engine or ______ the start sequence
ENG_021
What is the function of the ENG MASTER 1(2) switches?
▪ ON – initiates the automatic start sequence when ENG MODE selector is set to IGN/START
▪ OFF – shuts down the engine or aborts the start sequence
ENG_021
What is the function of the ENG MODE selector positions?
▪ NORM – _____ operations following ____ _____
ENG_021
What is the function of the ENG MODE selector positions?
▪ NORM – normal operations following engine start
ENG_021
What is the function of the ENG MODE selector positions?
▪ IGN/START – selected prior to all ____ ____:
- Displays the ECAM ______ page on the ____
- Activates both______’s
- Commands both _____ ______ to close for __ seconds
- Increases ___ speed (If being used)
- Following an engine start, ________ ignition is activated when cycled from the ______ position
ENG_021
What is the function of the ENG MODE selector positions?
▪ IGN/START – selected prior to all engine starts:
- Displays the ECAM ENGINE page on the SD
- Activates both FADECs
- Commands both pack valves to close for 30 seconds
- Increases APU speed (If being used)
- Following an engine start, continuous ignition is activated when cycled from the NORM position
ENG_021
What is the function of the ENG MODE selector positions?
▪ CRANK – selected to ______ / ______ the engine.
- No _____ or ______ will be supplied
- Displays the ECAM _______ page on the ____
- Activates both _______s
ENG_021
What is the function of the ENG MODE selector positions?
▪ CRANK – selected to Dry Crank / Ventilate the engine.
- No fuel or ignition will be supplied
- Displays the ECAM ENGINE page on the SD
- Activates both FADECs
ENG_021
FIRE – illuminates when an _____ _____ has been detected.
ENG_021
FIRE – illuminates when an _____ _____ has been detected.
FIRE:
illuminates when an engine fire has been detected.
ENG_021
FAULT – illuminates when:
- ________ start has been ______ (______ start fault)
- There is a _______ between the ______ position of the __ ____ valve and its _______ position.
NOTE: There is no relationship between the _____ and _____ indications.
They are _______ indications.
ENG_021
FAULT – illuminates when:
- Automatic start has been aborted (FADEC start fault)
- There is a disagreement between the actual position of the HP fuel valve and its commanded position.
NOTE: There is no relationship between the FIRE and FAULT indications.
They are separate indications.
ENG_022
Explain what occurs when an ENG MAN START pb is selected ON:
▪ The respective engine start valve opens provided:
- ENG MODE selector is in___/_____ or _____
- ____ ___ pressure is available
▪ The respective start valve automatically ______ at approx. __% N2 but the __ remains illuminated until reselected.
ENG_022
Explain what occurs when an ENG MAN START pb is selected ON:
▪ The respective engine start valve opens provided:
- ENG MODE selector is in IGN/START or CRANK
- Bleed air pressure is available
▪ The respective start valve automatically closes at approx. 50% N2 but the ON remains illuminated until reselected.
ENG_023
Describe igniter behavior during automatic versus manual starts.
▪ Automatic starts–engine igniters ______ between starts (_ or _).
▪ Manual starts– _____ igniters are ______ activated (__).
ENG_023
Describe igniter behavior during automatic versus manual starts.
▪ Automatic starts–engine igniters alternate between starts (A or B).
▪ Manual starts–both igniters are automatically activated (AB).
ENG_027
Describe the position of the EGT Limit tick mark (amber) on the EGT display during and after engine start.
▪ During engine start, the tick mark moves to the start ____ limit.
▪ When the start is complete, the tick mark returns to the ______ _______ _____ (___) ____ limit.
ENG_027
Describe the position of the EGT Limit tick mark (amber) on the EGT display during and after engine start.
▪ During engine start, the tick mark moves to the start EGT limit.
▪ When the start is complete, the tick mark returns to the Maximum Continuous Thrust (MCT) EGT limit.
