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GWR/BR 42xx 52xx 72xx sound decoder and speaker (8)


Designed for the Hornby model, you can recreate the ‘slog’ of these classic heavy freight workhorses!


Below is a list of the Function keys and their assignments applicable to this model.
F1. Sound on/off
F2. Long whistle (continues until F2 is pressed again)
F3. Short whistle
F4. Buffering up
F5. Coupling up
F6. Injectors
F7. Drain cocks
F8. Safety valve
F9. Guards whistle
F10. Buffer ‘clash’ sequence
F11. Track/sleeper ‘groan’
F12. Shunting mode. Press once the loco goes slowly, press it again and you are back to normal control.
F13. Acceleration/Deceleration over ride. Press once to over ride, press again to return to preset settings.
F14. Aux 1
F15. Aux 2
F16. Carriage door ‘slam’


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