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On Sat, 2003-03-08 at 16:00, emilio tiraboschi wrote: > > Hello Listers! > I hope you can help me again (i've ordered bentley manual but there is a > high delay on shipment!) I'm writing about a 1970 notch AT with stock dual > carb system. > A few days ago, driving on the highway at about 100 km/h the engine stopped > since the fuel filter (plastic type) get dirty . I replaced it with a new > one and got the engine started again. > This morning i used the usual starting procedure: fully depress accelerator > and release it (and no further actions on it), then turn key on. The engine > started in horrible way: first idled at very low rpm and a lot of black > smoke, then, after about 2 mins, the idle became higher and higher up i > think about 2500 rpm (no smoke). The idle speed became normal after > depressing accelerator 2 times. At this point good idle speed, no smoke. > But... in the very beginning of acceleration all ok, then a little > hesitation and some black smoke, then ok again. > With cold engine i checked chokes operation and both are good, linkage is > tight, valve clearance and timing have been set 1 month ago. > Maybe a carb problem because of dirty gas? What should i check? Where i live > nobody knows pdsit solexes and i'm newbie on VWs :( > Thanks in advance for replies > I would check for dirt in the needle and seats of the carb's. When you replaced the fuel filter, you could have knocked off a small piece of rubber from the hose, and it found it's way to a carb. -- Russ Wolfe '66 FB MT '71 FB AT '65 Bug (not running) russw@classicvw.org http://www.classicvw.org ------------------------------------------------------------------- List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org