This RC front lever is intended for Lepton LEX SWM helicopters and is identified by the Hirobo HI0304039 code. It is a mechanical component of the cyclic linkage, providing the connection between swashplate movement and rotor head control arms.
Fit and function: the component supports precise linkage motion and is used when balancing cyclic response during setup. Before fitting, check mating faces and ball sockets for wear to secure smooth operation and consistent input translation.
Installation notes: prepare and stabilise the airframe, remove the rotor head linkages as necessary, move over link hardware with care, set the swashplate to neutral and confirm symmetric travel after installation, and ensure full control throw without binding. This content relates to model-scale maintenance and adjustment only.
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