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SOME COMMON SU CARB FAULTS
Some common faults with the SU carb are ;
{ A } Blockage of the floatbowl with fine rust particles from the tank.
{ B } Needle in the float chamber faulty and not sealing off the petrol inlet and letting the carb flood a little .
{ C } Punctured Float in the float chamber .
{ D } Float level not adjusted correctly in the float chamber .
{ E } Leakage from the wee feed pipe from the floatbowl to the bottom of the carb .
{ F } Air leaks at gaskets
{ G } VERY worn throttle butterfly valve spindle leak .
{ H } Lack of oil in the dashpot
{ I } Blocked inline fuel filter
{ J } Wrong setting of the mixture adjuster at the bottom of the carb
{ The previous owner might have been trying to adjust the mixture and set it wrong }
{ K } Setting the gap on the choke lever before the engine is fully warmed up and tickover is set .
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SU carb parts available at ;
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TAKE CARE WHEN WORKING WITH PETROL ;
USE COMMON SENSE AND IF YOU FEEL IT IS BEYOND YOUR CAPABILITIES
THEN PLEASE SEEK COMPETENT HELP
Remember to have a fire extinguisher handy when working with petrol
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