Test 1

Question 1

Original designation for A220-100? A220-300?

Answer 1

(100) BD-500-1A10
(300) BD-500-1A11

Question 2

Where can 100 or 300 models be determined?

Answer 2

Data plate.
Aft left

Question 3

What is special about the a220 engine?

Answer 3

GTF - gear turbo fan.
Engine spins faster than fan 3:1

Question 4

Difference between 100 and 300?

Answer 4

12 ft longer
Different wheels/brakes
Strengthened wtb structure

Question 5

Majority of fuselage is what material?

Answer 5

Aluminum-lithium alloy

Question 6

Which plane has smaller fuel capacity?

Answer 6

300

Question 7

Buttons on the overhead panel are called?

Answer 7

PBA - push button annunciators

Question 8

PBAs are unique in what way?

Answer 8

They illuminate only after desired action is completed.

Question 9

What indicates that the “towbarless only” switch is on?

Answer 9

Nav lights on while plane is dark.
Tow indicator box light illuminated

Question 10

How many equipment bays and which are pressurized?

Answer 10

3 bays.
Front and mid pressurized.

Question 11

Maintenance instructions for the A220 are found where?

Answer 11

AMP

Question 12

Parts for the A220 are found in what document?

Answer 12

IPDP

Question 13

What method is used to level plane while jacking?

Answer 13

Plum bob.
Aircraft instruments for pitch and roll.

Question 14

What material is used for wings, nacelles, nose, and hor/vert stabs?

Answer 14

CFRP
Carbon fiber reinforced polymer

Question 15

What material is used for leading edges, cockpit and exhaust cone?

Answer 15

Aluminum

Question 16

Interface for control and indication of a/c systems:

Answer 16

ICCP
Integrated cockpit control panels

Question 17

What is the response pathway from the ICCP?

Answer 17

ICCP > PIM (panel interface module) > RDC (remote data concentrator) > DMC (data concentrator unit module cabinet)

Question 18

Failure of what component causes a cascade failure?

Answer 18

DMC

Question 19

What is the feedback pathway?

Answer 19

DMC > IPC ( integrated processing cabinet) > DU (display unit)

Question 20

What is used to set the clock?

Answer 20

Control tuning panel

Question 21

Which two AFDs are battery powered?

Answer 21

1 and 2

Question 22

The integrated avionics system is centered on what components?

Answer 22

Integrated processing cabinets
(IPC)

Question 23

What components serve as the information gateway to the cockpit?

Answer 23

Data concentrator unit module cabinet (DMC)

Question 24

What provision is available to view live system data?

Answer 24

Synoptic pages

Question 25

How are annunciator lights tested?

Answer 25

Lamp test on avionics page

Question 26

How do pilot’s cursors differ?

Answer 26

Pilot - 3 lines FO - 4 lines

Question 27

The captain’s cursor can go to which displays? FO’s cursors?

Answer 27

2 and 5 3 and 5

Question 28

Which of the 5 displays has a physical breaker?

Answer 28

AFD 2

Question 29

What display info is prioritized on the AFDs?

Answer 29

EICAS Primary flight display (PFD)

Question 30

Active faults are displayed on what page?

Answer 30

Info page

Question 31

Do not perform a ECL software at what time?

Answer 31

While APU is running

Question 32

What two numbers are needed for an EFIM logbook entry?

Answer 32

Solution ID 9 digit fault code

Question 33

What is considered primary power vs secondary power?

Answer 33

Anything greater than 15 amps

Question 34

Where are the TRUs located?

Answer 34

In the center of the EPCs

Question 35

What is the AMP reference for a nuisance message logbook sign off?

Answer 35

AMP 20-01

Question 36

What units function together along with the VFG?

Answer 36

Generator control unit (GCU) Overvoltage protection unit (OPU)

Question 37

Where are the batteries located?

Answer 37

Right-side Wing-To-Body Fairing, aft of right wing

Question 38

What information do we need to determine dispatchability?

Answer 38

CAS and info messages

Question 39

OMS provides the ability to do what?

Answer 39

Troubleshoot Test Rig

Question 40

Troubleshooting should begin with what selection in OMS?

Answer 40

View flight deck effects

Question 41

To perform a maintenance task, we should select what on the OMS main menu?

Answer 41

“Perform LRU/System Operations”

Question 42

What fault code is needed to provide best results in the EFIM?

Answer 42

9 digit code

Question 43

What provides control and protections for the onboard generators?

Answer 43

GCU and OPU

Question 44

L GEN OIL is an indication of what?

Answer 44

Low oil pressure Or High oil temperature

Question 45

How is the VFG accessed for servicing?

Answer 45

By opening both TR cowls

Question 46

What are the locations of the PIMs?

Answer 46

LT and RT inboard modules on overhead panel. Trim, engine, and light/cockpit door panels on center pedestal.

Question 47

What Controls Primary Power Distribution?

Answer 47

BPCU 1 and 2 and the empergency power control (EMPC)

Question 48

Distribution busses, contactors, and thermal breakers can be found in what components?

Answer 48

EPC 1, 2, and 3

Question 49

With both External & APU power, the system will do what?

Answer 49

Power each side independently (split-bus mode)

Question 50

What makes CDCs 1 & 2 different than the others?

Answer 50

CDCs 1 & 2 Have Micro-Comms- Master CDCs They Control Secondary Power Distribution

Question 51

Where is CDC 5 located?

Answer 51

Aft of the aft cargo compartment

Question 52

What must be done prior to Locking/Unlocking an ЕСВ?

Answer 52

Maintenance Mode