USE
THE
-1
AS
REFERENCE
100

BAT BUS

Will illuminate if:

1. The CWS circuit breaker on the battery bus circuit breaker panel in the FCP is open

2. If there is an actual loss of the battery bus (and the associated avionics buses)

3. The current limiter on the battery bus side has failed

100

GEN BUS

Will illuminate if:

1. CWS circuit breaker on the generator bus circuit in the FCP is open

2. If there is an actual loss of the generator bus (and the associated avionics buses)

100

PMU FAIL

Will illuminate for a PMU failure

100

GEN

Will illuminate if the Generator becomes inoperative 

100

CKPT PX

Cockpit over-pressurization, pressure exceeds 3.9 to 4.0 psi

200

CANOPY

Canopy unlocked/unsafe

200

FUEL PX

Fuel pressure below 10 psi in the motive flow/return flow supply line

200

OIL PX

Will illuminate if:

1. Oil pressure at or below 15 psi

2. Oil pressure 15 - 40 psi for 5 seconds at idle

3. Oil pressure at or below 40 psi above idle

200

OBOGS FAIL

OBOGS system malfunction

200

CHIP

Engine chip detector indicates oil malfunction

300

CKPT ALT

Cockpit pressure altitude above 19,000 feet
300

————

Why’d you pick me? Take 5 SHACK Points

300

HYDR FL LO

Hydraulic reservoir fluid level below 55 cubic inches (1 qt)

300

OIL PX

1. Oil pressure 15 - 40 psi at idle

2. Oil pressure 40 - 90 psi for 10 seconds above idle

300

BUS TIE

1. BUS TIE switch open

2. Bus tie inoperative

400

FUEL BAL

1. Fuel imbalance exceeds 30 pounds for 2 minutes

2. Fuel probe fail

3. EDM fail

400

PMU STATUS

1. PMU has detected and accommodated a fault in-flight

2. WOW (weight-on-wheels) switch failure

400

EHYD PX LO

Emergency hydraulic pressure at or below 2400 +/- 150 psi

400

TAD FAIL

Rudder trim aid device failure

400

OBOGS TEMP

OBOGS temperature above 200 °F

500

L FUEL LO

Left wing tank below approximately 110 pounds usable fuel

500

R FUEL LO

Right wing tank below approximately 110 pounds usable fuel

500

DUCT TEMP

Environmental duct or defog duct above 300 °F

500

IGN SEL

Ignition on

500

M FUEL BAL

FUEL BAL switch in MANUAL position

600

TRIM OFF

TRIM DISCONNECT switch activated

600

BOOST PUMP

BOOST PUMP selected by:

1. Switch

2. Starter relay

3. Low pressure switch

600

ANTI ICE

PROBES ANTI-ICE switch on

600

TAD OFF

Rudder trim aid device selected off

600

ST READY

PCL positioned for auto start