How to install a throttle on a Spitfire 1420

  • Remove the battery box.


  • Locate the four Allen head screws holding the top and bottom of the tiller cover together.

  • Remove with a 4mm Allen wrench and separate the two halve of the tiller cover. They will not come completely apart because of the wiring inside of the tiller cover.


  • Locate the wires from the throttle and disconnect.

  • Remove the two Phillip screws holding the throttle on the tiller.

  • Feed the wire out from the tiller.

  • Install in reverse.

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