Warning Lights

Question 1

CABIN DUCT HOT or FLT COMPT DUCT HOT

Answer 1

Supply duct temp > 88 degrees. Overriding full cold signal sent to relevant packs and light extinguishes when temp <82 degrees.

Question 2

CABIN PACK HOT or FLT COMPT PACK HOT

Answer 2

Temp >207, shuts off both bleed air supply systems (or the single system in the 100).

Question 3

1/2 BLEED HOT

Answer 3

Temp >290 degrees, in the related bleed air duct, downstream of the PRSOV. (Pressure regulation shutoff valve).

Question 4

CABIN PRESS

Answer 4

Cabin pressure exceeding 10,000 ft. (RED WARNING)

Question 5

L/R TRU

Answer 5

Applicable TRU off or failed.

Question 6

BAG DOOR

Answer 6

Baggage door not properly closed. Secure door if on ground, if in flight, decomp procedure. (RED WARNING)

Question 7

SERV DOOR

Answer 7

Service door not properly closed. Secure door if on ground, if in flight, decomp procedure. (RED WARNING)

Question 8

TOUCHED RUNWAY

Answer 8

Whoops…do not pressurise…return to land…receive pineapple…(RED WARNING)

Question 9

APU

Answer 9

ESU has detected a fault and shutdown the APU. This will happen if it is left on for takeoff.

Question 10

PRI INV

Answer 10

Inoperative, select AUX Inverter to L.

Question 11

SEC INV

Answer 11

Inoperative, select AUX Inverter to R.

Question 12

AUX INV

Answer 12

Inoperative. Switch off.

Question 13

L/R 26 AC

Answer 13

L/R transformer inoperative.

Question 14

L/R AC BUS

Answer 14

Bus not powered.

Question 15

DC BUS

Answer 15

Comes on if BBPU inhibits buses from tying. After 7 s delay, isolates and shuts down the affected DC gen and removes affected battery.

Question 16

L/R TRU

Answer 16

Inoperative. These can’t be turned on or off, so check CB.

Question 17

MAIN/AUX BATTERY

Answer 17

Not turned on.

Question 18

1/2 DC GEN

Answer 18

Offline or failed. Main DC buses auto tie.

Question 19

1/2 AC GEN

Answer 19

Offline or failed. Var freq buses auto tie.

Question 20

MAIN/AUX BATT HOT

Answer 20

Battery over 65 degrees. Switch off.

Question 21

L/R TRU HOT

Answer 21

Overtemping, must be shutoff by pulling applicable CB.

Question 22

1/2 DC GEN HOT

Answer 22

DC gen windings overheating. Shut off applicable unit.

Question 23

1/2 AC HOT

Answer 23

Windings overheating. Shut down applicable unit.

Question 24

PASS DOOR

Answer 24

Pax door not shut properly. Secure on ground, decomp procedure in air.

Question 25

EMER LTS DISARMED

Answer 25

Lights need to be switched to armed.

Question 26

FWD EXIT DOOR

Answer 26

Door not shut properly. Secure on ground, decomp procedure in air.

Question 27

CHECK FIRE DET

Answer 27

Engine fire detected :(, or detector loop circuit malfunction. (RED WARNING)

Question 28

SMOKE

Answer 28

Smoke detected in baggage area :( (RED WARNING)

Question 29

RUD PRESS

Answer 29

#1/2 rudder pressure actuator failed to decrease when aircraft exceeds 150 knots (140 in 100). Stay below 200 knots.

Question 30

ROLL SPLR INBD/OUTBD HYD

Answer 30

Hydraulic depressurisation of spoiler extension circuit.

Question 31

#1/2 RUD HYD

Answer 31

Applicable actuator below 900 PSI. Working actuator goes to 3000 PSI and RUD FULL PRESS light comes on.

Question 32

RUD FULL PRESS

Answer 32

Either actuator has depressurised, other actuator now delivering 3000 PSI. (200 knot max speed)

Question 33

FLAP POWER

Answer 33

Loss of hydraulic power in flap power unit.

Question 34

FLAP DRIVE

Answer 34

Main flap drive failure. Secondary drive will operate and can be used for remainder of flight.

Question 35

FLT DATA RECORDER

Answer 35

Flight data recorder failed or deenergised.

Question 36

#1/2 ENG FUEL PRESS

Answer 36

Boost ejector pump failed, <5.5 PSI. Aux pump ON.

Question 37

#1/2 TANK FUEL LOW

Answer 37

Less than 130 lbs remaining. Approx 11 mins of flight time.

Question 38

FUELING ON

Answer 38

Refuel or defuel on control panel. Do not take off. Unable to transfer fuel in flight.

Question 39

#1/2 FUEL FLTR BYPASS

Answer 39

Fuel filter restricted or blocked. Check normal engine indications.

Question 40

#1/2 HYD FLUID HOT

Answer 40

Hydraulic system fluid exceeds 109 degrees. Caution light goes out when fluid cools to 95 degrees. Can try actuating a relevant hydraulic system to circulate fluid.

Question 41

#1/2 STBY HYD PUMP HOT

Answer 41

Electric motor temperature exceeds 170 degrees. When cools below 160 degrees the light goes out.

Question 42

#1/2 ENG HYD PUMP

Answer 42

Engine driven hydraulic pump failed, <2000 PSI. Turn on STBY HYD PRESS switch.

Question 43

PITOT 1/2

Answer 43

Selected off, or failed.

Question 44

DEICE PRESS

Answer 44

Deice pressure insufficient, <5.5 PSI. Boot to ISO. This can be caused by rapid power reduction.

Question 45

SIDE WDO HOT

Answer 45

Turn it off.

Question 46

L/R WSHLD HOT

Answer 46

Overheated, turn to WARM mode.

Question 47

L/R ELEV HORN HEAST

Answer 47

Heat has failed. Check circuit breaker.

Question 48

NOSE STEERING

Answer 48

ECU malfunction.

Question 49

PARK/EMERG BRAKE

Answer 49

Is set. This is good haha.

Question 50

OUTBD/INBD ANTISKID

Answer 50

Control unit has failed. Check the switch, check the CBs. Anti skid control reduced by 50% (will also come on during system check).

Question 51

LDG GEAR INOP

Answer 51

:( Must use alternate extension.

Question 52

WT ON WHEELS

Answer 52

Fault in the PSEU circuit or sensor damaged.

Question 53

#1/2 ENG OIL PRESS

Answer 53

<40 PSI. Engine to be shut down. :(

Question 54

#1/2 ENG MANUAL

Answer 54

ECU failed, or selected to manual.

Question 55

GPWS

Answer 55

System failed.

Question 56

#1/2 STALL SYST FAIL

Answer 56

Fault detected in system.

Question 57

PUSHER SYST FAIL

Answer 57

Malfunction, or dump switch has been pushed to relieve pressure on regulator.