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WABOOM · 07-31-2020, 11:48 AM

As I see it... the teeth of the ratchets twist the gear head up the helix, and then ratchets keep the gear engaged until the engine starts. Then the flywheel spins it so fast the drive unit unlocks and rewind down the helix.

07-31-2020, 11:48 AM	#20
WABOOM Senior Member Join Date: Jun 2018 Location: Minnesota Posts: 347	Re: Ratchet style starter drive retract As I see it... the teeth of the ratchets twist the gear head up the helix, and then ratchets keep the gear engaged until the engine starts. Then the flywheel spins it so fast the drive unit unlocks and rewind down the helix.