Master Caution Panel

Question 1

Eng 1/2 Fail

Answer 1

Power turbine shaft failure, N1 underspeed, or flame out. During engine start light is illuminated if engine fails to start.

Question 2

FADEC 1/2

Answer 2

No. 1/2 PRI system hard fails.

Question 3

ENG CONT PWR

Answer 3

PTIT is within contingency power range.

Question 4

REV 1/2

Answer 4

No. 1/2 REV system hard fails.

Question 5

ENG 1/2 OIL LVL

Answer 5

Approximately 2 quarts of usable oil is remaining in No. 1/2 engine oil tank.

Question 6

ENG 1/2 CHIP DETR

Answer 6

Metal chips in No. 1/2 engine or engine transmission oil, or transmission sump screen is bridged with conductive particles.

Question 7

XMSN OIL HOT

Answer 7

Transmission oil temperature is more than 140*C.

Question 8

XMSN CHIP DETR

Answer 8

Metal Chips in the oil of the forward, combining, or aft transmission, or the aft thrust bearing or conductive particles in the FWD, AFT, L COMB, or R COMB transmission sump screen.

Question 9

ENG 1/2 XMSN HOT

Answer 9

No. 1/2 engine transmission oil temperature is above about 190*C.

Question 10

HYD 1/2 HOT

Answer 10

No. 1/2 hydraulic flight control system fluid temperature is above about 120*C.

Question 11

XMSN OIL PRESS

Answer 11

Transmission main oil pressure is less than 20 psi, or less than 10 psi in the aft rotor shaft.

Question 12

L/R FUEL LVL

Answer 12

Left/right main fuel tank has approximately 20% of fuel remaining.

Question 13

XMSN AUX OIL PRESS

Answer 13

Less than 20 psi auxiliary oil pressure in the forward, or aft transmission, or less than 10 psi in the combining transmission.

Question 14

L/R FUEL PRESS

Answer 14

Left/Right fuel pressure is below 10 psi.

Question 15

HTR HOT

Answer 15

Temperature within heater is greater than 177*C.

Question 16

RECT 1/2

Answer 16

No. 1/2 Transformer-rectifier has failed or the generator output is interrupted.

Question 17

BATT SYS MALF

Answer 17

Battery or battery charging system has failed or the battery has exceeded the safe operating temperature.

Question 18

PWR STEER

Answer 18

Steering control has been disabled due to system malfunction or steering limits have been exceeded.

Question 19

GEN 1/2

Answer 19

No. 1/2 generator is inoperative or the generator switch is at OFF.

Question 20

UTIL HYD HOT

Answer 20

Utility hydraulic flight control system fluid temperature is above about 120*C.

Question 21

HYD 1/2 PRESS

Answer 21

No. 1/2 flight control hydraulic system pressure is below 1,800 psi.

Question 22

UTIL HYD SYS PRESS

Answer 22

Utility hydraulic system pressure is below 1,800 psi.

Question 23

AFCS 1/2

Answer 23

The No. 1/2 AFCS is off, failed, or DASH is reprogramming.

Question 24

APU ON

Answer 24

The APU is up to speed and can be used.

Question 25

EXT PWR

Answer 25

The light comes on whenever external power is connected to the bus.

Question 26

FWD HOOK OPEN

Answer 26

The forward cargo hook has been opened either electrically or manually.

Question 27

PARK BRK ON

Answer 27

Parking brake is on.

Question 28

MID HOOK OPEN

Answer 28

The mid cargo hook has been opened, either hydraulically, pneumatically, or manually.

Question 29

GROUND CONTACT L/R

Answer 29

The left/right landing gear proximity switch is activated.

Question 30

AFT HOOK OPEN

Answer 30

The aft cargo hook has been opened either electronically or manually.