This sound for the 9F project has been recorded off of a preserved loco. The function list both the ESU & Zimo projects are much the same but with some minor differences.

• F0        Lights On/Off
• F1        Sound on/off
• F2        Whistle
• F3        POP
• F4        Drain Cocks
• F5        Flange Squeal
• F6        Coupling
• F7        Platform Whistle
• F8       Spare
• F9        Inertia Off/On
• F10      Watering
• F11      Coal Shoveling (Plus random Firebox flicker F01)
• F12      Smoke Generator (Fo2)
• F13      Safety Valves
• F14      Injector
• F15      Spare
• F16      Blower
• F17      Brake Squeal
•  
• F20     Button Braking (Disabled by default)
• F21      Decrease Volume
• F22      Increase Volume