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Dragging clutch #740454
07/01/18 10:30 pm
07/01/18 10:30 pm
Joined: Dec 2017
Posts: 3
United States
M
Mwood7800 Offline OP
BritBike Forum member
Mwood7800  Offline OP
BritBike Forum member
M

Joined: Dec 2017
Posts: 3
United States
Just put a 71 togeather, while stopped and in first the clutch drags at idle, if I increase the rpm it is ok. Looking for what I might check? Thanks in advance


Mwood7800
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Re: Dragging clutch [Re: Mwood7800] #740494
07/02/18 12:35 pm
07/02/18 12:35 pm
Joined: Aug 2001
Posts: 1,295
Hamilton, Mass. USA
D
Dave Comeau Offline

Crew Chief
Dave Comeau  Offline

Crew Chief
D

Joined: Aug 2001
Posts: 1,295
Hamilton, Mass. USA
The commando diaphragm clutch and it's characteristics are well understood:
Here is the article I started to research in the late 80's. A lot of it is in the INOA tech digest that I was asked to contribute to.
http://atlanticgreen.com/ndnsclutch.htm


dynodave
BSA 3 1961-1963
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Norton many 1951-1975
87 Serv-Equip 100HP MC brake dynamometer,

Moderated by  Dave Comeau 

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