This compact puller is an accessory for electric RC models that use small 22mm propeller adaptors on motor shafts. It is intended to facilitate removal of adaptor collars and press-fit prop parts from the motor shaft without introducing stress to the shaft or surrounding components.
Design and role: the extractor concentrates force evenly around a 22mm adaptor interface so propeller adaptors and hub fittings can be removed safely during maintenance, motor swaps, or when adjusting propeller setups.
Installation and use notes: ensure the puller is aligned concentrically with the adaptor, then apply steady axial force. Avoid lateral levering that could damage wave washers or bearings. If the hub will not budge, check shaft nuts, set screws, and loosen any threadlocker before proceeding.
Tuning and workshop guidance: clean removal preserves bearing seals and shaft ends from burrs and debris, which helps maintain consistent motor alignment under varying prop loads. Apply force gradually and inspect for hidden clips or spacers before full extraction.
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