Fergus
Needs a Life!
Posts: 3,186
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Post by Fergus on Feb 14, 2024 5:46:32 GMT -8
Here we can see the keyless works (KW) with the main components. Obviously there is a stem in there so there are 5 components. I have only annotated THIS picture with their birth names. For clarity the Setting Lever Spring (SLS) has been removed in the following pic. Here we see the tip of the Yoke (Y) interacts with the side of the Setting Lever (SL). Also note, 1. The SL has a small cylindrical pip which engages with the stem thus any movement of the stem, fore and aft, moves the SL accordingly 2. That Y engages with the Clutch Wheel (CW) via a groove at its centre. To release the stem the Axle of SL is pressed in from the rear. It should only be pressed in a short distance before the pip on SL disengages with the stem so letting the latter be extracted. Unfortunately nowhere are we told how much force or how far it should be pressed in. If the SLS is strong the axle requires good force but if the SLS is weak the axle can be pressed in too far. Here we see what happens when the axle is pressed too far. The SL rises too far allowing the tip of Y to slide underneath. The stem can be removed but the keyless works does not reset. Some have found that by wiggling the stem about, after a while the CW is pressed enough to reset the KW but this is not always successful. Utilising a 0.75mm diameter shaft (drill shank) or other the CW can be pressed to move the tip of Y out from under SL. Tool inserted into stem port and CW pressed. Here we see the tip of Y out from under the SL and the KW reset.
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inboost
WS Benefactor
Constantly Rodicoing
Posts: 4,653
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Post by inboost on Feb 14, 2024 7:04:26 GMT -8
Thanks for the terrific visual write-up of this procedure Fergus ! I hope to use this trick some day when I come up against the problem and will fondly remember your assistance.
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pip
WS Benefactor
Berkshire, UK
Posts: 6,179
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Post by pip on Mar 24, 2024 14:23:23 GMT -8
Excellent post!
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