Do It Yourself Weber Carburetor Troubleshooting Guide
Sponsored LinksThe herein document contains DIY guideline for helping troubleshoot problems related to Weber carburetor. It such 
step by step guide that take you by diagnosing engine symptoms with special vehicle operating conditions.
Sections you may find in the depth of the article are troubleshoot chart based on engine temperature for such kind of engine symptoms (stalls, rough, slow, flood smokes, races, doesn’t start or idle) in the operating conditions (starting, idling, running and acceleration). It also describe how this carburetor problems closely related to other engine components (ignition system, fuel delivery, engine, and vaccum system).
Follow more complete on Do It Yourself Weber Carburetor Troubleshooting Guide document here (source: webercarbsdirect.com)
New webbger carb on 1988 suzki samuri at ideal wants to die after worm up.???
Wow I am having the exact same problem on my 1972 mgb with a new 38/38 weber.