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Su Carb Cleaning


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#1 Chas campen

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Posted 09 January 2015 - 08:27 PM

Hi, anyone know of a good guide to cleaning an su carb .... Think I've got some crud in min :-/

#2 Yams

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Posted 09 January 2015 - 09:16 PM

If it's a single HS4 carb then buy yourself a fresh gasket kit A new jet and float needle. I cleaned mine by simply taking it off the manifold, taking the lid off the float chamber and cleaning inside, new needle and float also, then cleaned the main throttle-body, replaced the jet, re-oiled the dashpot and re-assembled. Takes around an hour max, if you're fairly intuitive you'll be able to figure it out as you go along. If you do a goggle search there is probably an in-depth step by step guide out there however.

 

Edit: Use carb cleaner, its available off the shelf from motor part retailers.


Edited by Yams, 09 January 2015 - 09:17 PM.


#3 Chas campen

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Posted 09 January 2015 - 10:27 PM

Think it's a HIF 38 ......

#4 Stu1961

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Posted 10 January 2015 - 12:33 AM

Loads of info on 'Burlen Fuels' web site



#5 Covert

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Posted 10 January 2015 - 09:27 AM

Send them to me for ultrasonic cleaning. ..

#6 Chas campen

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Posted 10 January 2015 - 05:39 PM

I've done it :-) there was a little filter behind the float valve assemble, was pretty bad lol ... Changed the air cleaner also minging lol
Then had to richer the mixture by a turn and a half, and I have myself a little red rocket :-)

Edited by Chas campen, 10 January 2015 - 05:41 PM.





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