The reason there is no anti-reversal on the PTW is for the exact reason LUTNIT has specified. The sector gear never stops at other than a disengaged position (unless there is a problem), so there's no need to for an anti-reversal system at all.
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Age verifier Northern Alberta
Democracy is two wolves and a sheep discussing what's for dinner.
Freedom is the wolves limping away while the sheep reloads.
Never confuse freedom with democracy.
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