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Posted

Good point. I know a chain link as a pair of links. I'll check the wording again.

 

Thanks.

 

Just checked Shimano's site again (http://bike.shimano.com/media/techdocs/content/cycle/SI/SI_5XF0A/SI_5XF0A_001/SI-5XF0A-001-00-ENG_v1_m56577569830702524.PDF).

This is how they describe it: "Add 2 links (with the chain on both the largest sprocket and the largest chainring"

 

Zinn also describes a link as a '2 part thing', i.e. he says one chain link.

 

<_<

Posted

From the picture in the Shimano doc, they mean that two links consist of one inner link and one outer link i.e. 25.4mm pin to pin:

post-2030-0-95630700-1308658796.png

Posted (edited)

A link is a two-part affair that measures 25.4mm in length.

I'll have to disagree with you on this one, Johan. ANSI says that the two-part affair consists of a roller link and a pin link, each 12.7mm long.

 

Source: Machinery's Handbook 26th Ed, Industrial Press, 2000

post-2030-0-45710600-1308659751.png

Edited by Edman
Posted

Zinn also describes a link as a '2 part thing', i.e. he says one chain link.

Looking at the context, Zinn means a link is the two part thing consisting of one roller link and one pin link i.e. the same thing that Shimano calls two links.

 

Both are saying that you should add a one inch section of chain (you couldn't add 1/2 inch only without using a special offset link).

Posted (edited)

While you are working with a chain that is under tension make yoursel a thingie to hold the chain together. Use an old spoke bent like the pic below, chose and cut your own length to work.I used an old paper clip just as an example

post-24908-0-28140600-1308662048.jpg

Edited by eccentric1
Posted

A chain is held together by its own pins while under tension, not sure what you mean?

It's to hold the two lose ends together while you join them with a link pin or removeable link.

Posted (edited)

A chain is held together by its own pins while under tension, not sure what you mean?

 

Ask for the 16 year old appy at the chemist to give you this medicine, you do not need a script and you pay for it with the munny when you pass GO!!!!

 

You will also receive a free copy of "how to measure a new chain when you have an old chain"

post-24908-0-57168900-1308775615.jpg

Edited by eccentric1
Posted (edited)

It's to hold the two lose ends together while you join them with a link pin or removeable link.

 

Thanks Edman, I use my hands for doing that.

 

eccentric has clearly been trying to build up his mechanical skills form the bicycling readers tip section

 

And if you had any common sense, you would not work with the chain "under tension". Just take it off the front blade, or remove the rear wheel!

Edited by Tankman
Posted (edited)

Thanks Edman, I use my hands for doing that.

 

eccentric has clearly been trying to build up his mechanical skills form the bicycling readers tip section

 

And if you had any common sense, you would not work with the chain "under tension". Just take it off the front blade, or remove the rear wheel!

 

Why is it so difficult for you to understand tankman? Ask the 16 year old appy you know, or else read below.

 

The derraileur gives tension to the broken chain. The crankset and chain blades runs on ballbearings. Not a very good combination when you are trying to bring the two ends of a chain that has been broke/cut to fit a new link pin or trying to ensure it is the correct length. Please give us more behind the logic of removing a wheel or chainblades?

 

Maybe the picture below will make sense to you but I doubt it. This "design" is even better than mine, quess why?

post-24908-0-41526200-1308811840.jpg

Edited by eccentric1
Posted

Difficult to understand? :lol:

 

Rather go and play in the chit chat forum before you embarrass yourself further.

 

Only dumbasses dont know how to install a chain while the rear wheel is removed.

If that is way over your head, leave the rear wheel in, take the chain through the front derailleur and let it rest between the bb and small chainring.

 

No need for tension or paper clips or bent spokes or stupid tips form bicycling.

 

Did you take your dosage of common sense this morning?

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