⚠ LOW AIR PRESSURE
0 MPH
School Bus Air Brake Simulator
Full cockpit
Start Air Brake Test
PRIMARY AIR
0
30
60
90
120
150
AIR PRESSURE
PSI
SKILLS & VISION
90
PSI
SECONDARY AIR
0
30
60
90
120
150
AIR PRESSURE
PSI
SKILLS & VISION
90
PSI
Low-air warning: OFF
OFF
ON
IGNITION SWITCH
OFF
Tap key to turn
🔊 Sound ON
PULL TO APPLY
PARKING
BRAKE
PUSH TO RELEASE
PUSH to release parking brake
PULLED OUT · BRAKE SET
Service brake pedal
PRESS & HOLD
Reset
Illustrative pressure model
Pressure buildup
Air Brake Missions
Gently Pull Against Parking Brake
Creep Forward · 5 MPH
Simulate safety valve at 150 PSI
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