Author Topic: starting gear  (Read 726 times)

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Offline _mark

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starting gear
« on: July 24, 2021, 11:19:35 AM »
Hi. I don't understand why the idle starting gear is free to shift on its shaft but not desingaging nor from the fly wheel and from the starting motor ... Anything wrong? thanks

« Last Edit: July 24, 2021, 11:21:19 AM by _mark »

Offline bryanj

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Re: starting gear
« Reply #1 on: July 24, 2021, 12:24:09 PM »
You have to pull the shaft out
Semi Geriatric ex-Honda mechanic and MOT tester (UK version of annual inspection). Garage full of "projects" mostly 500/4 from pre 73 (no road tax in UK).

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Offline Don R

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Re: starting gear
« Reply #2 on: July 24, 2021, 01:28:55 PM »
 The start clutch is in the big gear if that's the question. The shaft often comes out with the sidecover, the gear is a little fiddly to get in and out but once past the gasked it's easy,
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Offline _mark

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Re: starting gear
« Reply #3 on: July 24, 2021, 01:31:12 PM »
Well may be i didn t explained well myself. Question is not how to remove, but how it works because the flywheel is always connected to the starting engine shaft. I was expeting an engaging/disengaging mechanism Thanks
« Last Edit: July 24, 2021, 01:40:14 PM by _mark »

Offline kerryb

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Re: starting gear
« Reply #4 on: July 24, 2021, 02:04:12 PM »
Well may be i didn t explained well myself. Question is not how to remove, but how it works because the flywheel is always connected to the starting engine shaft. I was expeting an engaging/disengaging mechanism Thanks

The engaging/disengaging mechanism is in the big gear.  I suggest you move the parts (rotate) with a wrench and your fingers, then you will discover how it works.  The big gear has the starter clutch in it.
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Offline bryanj

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Re: starting gear
« Reply #5 on: July 24, 2021, 02:54:58 PM »
Not strictly true, the mechanism is bolted to the back of the rotor and the big gear freewheels one way but locks the other
Semi Geriatric ex-Honda mechanic and MOT tester (UK version of annual inspection). Garage full of "projects" mostly 500/4 from pre 73 (no road tax in UK).

Remember "Its always in the last place you look" COURSE IT IS YOU STOP LOOKIN THEN!

Offline _mark

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Re: starting gear
« Reply #6 on: July 25, 2021, 04:30:24 AM »
That's clear. thanks for the help.