BR Class 20 Diesel by Tony Molyneux
F0 Lights if Fitted
F1 Sound on/off (Engine start see below)
F2 Twin Horn
F3 Single horn
F4 Brake off
F5 Rail and Flange Noise
F8 Aux 1
F9 Fade Sound Down
F11 Cab Door
F12 Air Valve Pop
This soundfile has a cold engine and warm start engine choice of start up procedures.
Warm; Pressing F1 and leaving it goes to warm start.
Cold; Press F1 on then after the NRN beep press F1 off - this triggers cold start - turn F1 back on after a few seconds to keep it on.