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BR class 35 Hymek sound decoder and speaker (8)


Relive hydraulic heaven with our new Hymek sound decoder! That fast reving engine sound will transport you back in time to the WR when the hydraulics ruled!increase,


With the Heljan model please ensure the directional lights are functioning correctly prior to decoder installation. We have found some models where bulbs are creating a `short` which can cause damage to the decoder.
Below is a list of the Function keys and their assignments applicable to this model.
F0. Lights on/off (if fitted)
F1. Sound on/off
F2. Horn 1 Double
F3. Horn 2 Single
F4. Buffering up
F5. Coupling up
F6. Buffer clash on wagons
F7. Flange squeal, continuous until function key is re-pressed
F8. Guards whistle
F9. Carriage door slam
F10. Track/sleeper ‘groan’
F11. Shunting mode, Press once and the loco goes slowly press it again and you are back to normal control.
F12. Acceleration/Deceleration over ride. Press once to over-ride, press again to return to preset settings.
F13. Aux 1
F14. Aux 2


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