234 Annunciator Panel Flashcards
ENG 1/2 FAIL
N1 has dropped below 50-65% on the indicated engine with the ECL at FLIGHT
GEN 1/2 HOT
The indicated GEN has exceeded 150°c
TR 1/2 HOT
The indicated TR has exceeded 150°c
ENG 1/2 OIL PRESS LOW
Engine oil pressure is below 15-19psi
ROTOR BRAKE ON
Rotor brake is pressurized or handle is not stowed
ENG 1/2 OIL LEVEL
Indicates 2 hours of oil remaining under normal consumption rates
STEERING FAIL
Power steering circuits have failed or has exceeded steering limits
DOOR UNLOCKED
Cabin door is unlocked
AFCS
Indicates AFCS failure. Refer to the AFCS panel for failed system/axis
RAMP OPEN
Indicates the ramp is not locked
ENG 1/2 XMSN HOT
Indicates temperature is above 199°c
XMSN OIL HOT
Oil in one of the five XMSN’s is above 140°c
HEATER HOT
Heater outlet temp exceeds 300°f
L/R FUEL LOW
Fuel level in associated tank is at 1200lbs
XMSN OIL PRESS
Main oil pressure in one of the five XMSN’s is below 20psi
L/R FUEL BOOST
Fuel pressure in the associated fuel line in less than 10psi
XMSN AUX PRESS
Aux pressure in one of the five XMSN’s is less than 10psi
GEN 1/2 FAIL
The associated generator contractor has opened and the Gen is offline
ENG 1/2 FUEL PRESS
Pressure in engine fuel supply line has dropped below 10 to 13psi
TR 1/2 FAIL
Associated TR contractor has opened and the TR is offline
NO. 1/2 AC ESS BUS
Power to the associated AC essential bus has failed
EMERG GEN BEARING
Emergency generator bearing is hot
AFT RAMP SMOKE
Smoke has been detected in the ramp/baggage area
NO.1/2 DC ESS BUS
Power has failed to the associated DC ESS BUS
BATTERY OFF
Indicates battery switch is off,
OR
The battery relay has opened automatically,
OR
The battery relay has failed
HYD 1/2 PRESS
Pressure in the associated flight boost hydraulics is below 2000psi
HYD OVERTEMP
Temp is the affected HYD system has exceeded 138°c.
Check hydraulic control panel overhead to determine the affected system. HYD 1, HYD 2, or UTIL HOT
ICE DETECTED
Ice is building on the AFT pylon detector
L/R FUEL JETTISON
Indicates the associated fuel jettison valve is open
ENG 1/2 CHIP DET
Metal particles detected in the associated engine or engine XMSN lube system.
Engine XMSN chip detector
Debris Screen chip detector
Or
Accessory sump chip detector
XMSN CHIP DET
Metal particles detected in the FWD, C-BOX, AFT, or AFT rotor shaft thrust bearing lube system.
APU ON (amber caution)
APU is running and one or both ECL’s are at fly
EMERG HYD FAIL
Output pressure of the emergency hydraulic pump is less than 2000psi
EXT PWR ON
External AC or DC power online
PARKING BRAKE ON
Pressure in one or both brake systems
ENG STARTER
One or both engine start switches are at MOTOR or START
HOOK OPEN
Cargo hook is open
EMERG GEN READY
Emergency generator is energized due to the following:
1)Emerg Gen test switch is set to TEST
2) A main Gen has failed
3) A main TR has failed
GROUND CONTACT
Left AFT landing gear has made ground contact
APU ON (green advisory)
APU is running
LDG LT ON
Either collective grip searchlight switch is on
