Master Warning System

Question 1

Collector Messages for a shutdown engine

Answer 1

Only when thrust lever is in cutoff for:

• Fuel Press Low
• Oil Pressure Low
• Hyd Pump Low
• Gen Fail

Question 2

Take-Off Inhibit Mode

Answer 2

Auto Enabled with all the following conditions:

• Both Thrust levers above MCR
• Airspeed above 40kts
• Both squat switches in ground mode

Disables: by any of the following:
-Either TL in idle and either squat switch in ground mode with airspeed below 40kts)
-transition from ground to air mode +30secs
-RA above 400' agl
or
-RA invalid
-IAS invalid
-60 secs

Question 3

Landing Inhibit Mode

Answer 3

Auto Enabled with all the following conditions:

• Both TL below MCR
• RA below 400’ agl
• LDG GR down and locked
• Both squat switches in air mode

Auto disabled by any of the following:

• either squat switch in ground mode and either TL in idle and airspeed below 40kts
• Air to ground mode + 30 secs
• RA above 400’ (GA)

or

• Invalid RA
• IAS invalid

Question 4

Take Off Configuration

Answer 4

Activated by one or more of the following when TLs advanced above MCR:

• Parking Brake on
• TR UNL or DEP
• Flaps not set at 8* or 20*
• Spoilers not retracted
• Pitch, Aileron, Rudder trim out of t/o band
• PIT TRIM BIAS not at zero
• PITCH TRIM MISCOMPARE