Engines

Question 1

Which three engine oil parameters are displayed?

Answer 1

Oil pressure, temperature and quantity

Question 2

When operating with the lower screen blank, what indications are displayed if the left engine oil pressure falls into the caution range?

Answer 2

Oil quantity, temp and pressure for both engines

Question 3

What indications are given if the oil pressure falls below the limit?

Answer 3

Left press in red, plus L ENG OIL PRESS message and light

Question 4

What is the minimum oil temperature to advance the thrust levers?

Answer 4

-10°C

Question 5

Which fuel valves are controlled by the fuel control switch?

Answer 5

ENGINE and SPAR

Question 6

When do the ENGINE FUEL VALVE and FUEL SPAR VALVE lights illuminate?

Answer 6

When the valves are not in the commanded position

Question 7

Where is engine fuel flow displayed?

Answer 7

EICAS Secondary engine indication

Question 8

Where can fuel used be checked?

Answer 8

The F.M.S. (Progress Page 2)

Question 9

How many ignitor units does each engine have?

Answer 9

Two

Question 10

Will the ignition operate if the Fuel Control Switch is at CUTOFF?

Answer 10

No

Question 11

Which switch selects which ignitor unit is used?

Answer 11

Ignition Selector Switch

Question 12

What happens if the engine fails to light after 20 secs?

Answer 12

The other ignitor is activated.

Question 13

When is Auto Relight enabled?

Answer 13

In the air or on the ground if N3 drops below idle, using both ignitors.

Question 14

With the Engine Start Selector at CONT, when is ignition actvated?

Answer 14

The selected ignitor runs continuously if the fuel control switch is at run

Question 15

What is the difference between the CONT and FLT selection of the
Engine Start Selector?

Answer 15

FLT uses both ignitors, regardless of ignition selector position.

Question 16

During a normal ground start sequence a. When does ignition start?

Answer 16

When Fuel Control switch is selected to RUN

Question 17

During a normal ground start sequence. When does ignition stop?

Answer 17

At 50% N3 when start selector moves back to AUTO

Question 18

What action opens the start valve?

Answer 18

Start selector to GND

Question 19

When does the start valve close?

Answer 19

Automatically at 50% N3

Question 20

What does the start VALVE light indicate?

Answer 20

Start valve is not in commanded position.

Question 21

What is the recommended duct pressure for a ground start,?

Answer 21

30 psi

Question 22

What does the STARTER CUTOUT message and VALVE light indicate?

Answer 22

Starter valve has remained open after engine start

Question 23

What causes automatic display of secondary parameters?

Answer 23

Entry into the caution amber band, or a red line limit

Question 24

What happens when the red line limit or amber bands are reached?

Answer 24

The pointers, digits and boxes change to that colour

Question 25

What additional indication is given if N1, N2, N3 or EGT limit I exceeded?

Answer 25

Max exceedance value, displayed in smaller white numbers

Question 26

Which parameter uses an amber line as the limit?

Answer 26

EPR

Question 27

With the EEC in the norma1 mode of operation, which parameter does the thrust lever control?

Answer 27

EPR

Question 28

Will the engine exceed the EPR limit if the thrust lever is selected fully forward?

Answer 28

No, it is limited to maximum EPR

Question 29

When does the EEC. use the ALTERNATE mode?

Answer 29

Failure of the normal E.E.C. mode of operation

Question 30

How is maximum thrust limit depicted on EICAS?

Answer 30

An amber line on the EPR indicator

Question 31

What happens to reduced climb thust above 10,000ft?

Answer 31

It will gradually change to full climb thrust by 30,000ft

Question 32

What percentage of full climb power do these selections produce?

Answer 32

1 gives 90%, 2 gives 80%

Question 33

Which control selects the takeoff derate?

Answer 33

The Assumed temperature selector

Question 34

What powers the thrust reversers?

Answer 34

Bleed air from the respective engine

Question 35

What does amber REV Indicate?

Answer 35

Reverser unlocked or in transit

Question 36

What does green REV indicate?

Answer 36

Reverser fully deployed

Question 37

During an engine ground start, what conditions must be met before selecting the fuel control switch to RUN?

Answer 37

N1, N2 rising, EGT below100%, N3 at 25% N2 10% or max motoring (Oil Pressure must be normal when Engine at Idle)

Question 38

Having selected the Fuel Control to RUN, what is the maximum time for EGT rise?

Answer 38

30 secs

Question 39

What is EGT limit on start and where is it displayed?

Answer 39

Red line on the E.G.T. indicator

Question 40

What actions should be carried out by recall if both engines fail in flight?

Answer 40

Engine Start Selectors (Both)......... FLT, Thrust Levers (Both)................... Close Fuel Control Switches (Both)......... Cut-Off, then RUN APU Selector............................ Start then ON

Question 41

What actions should be carried out by recall if an engine surges or stalls?

Answer 41

Autothrottle.............................. Disconnect Autothrottle Arm Switch...............Off Thrust lever.............................. Retard