ChangeSun Electronic Retract Crash resistance

Nose dive crash results in complete destruction of the fuselage. This electronic retract proved to have high crash resistance. Only the servo wire is torn. Look inside the large brushed motor and the metal gears.

Solder the wires and the electronic retract back into services. Note that the worm gear has bearing that gurantee smooth operation. The control board has silicon coating that protect the circuit from water and erosions.