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Old 07-31-2003, 06:53 PM
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Dieseldiehard
 
Join Date: Oct 2002
Location: Bay Area No Calif.
Posts: 4,415
bodyart27
How far in can you turn the ALDA?
You should be able to get the injection pump to lean up to the point the acceleration is reduced significantly (and fuel economy increased) by turning the screw in to the factory setpoint. From that point a max of maybe 2 turns out is all that is necessary.
Some mechanics prefer to place a shim or two under the ALDA, where it mounts to the pump, but that takes a thin wrench not normally found in most weekend mechanics' toolbox.
Did you check to see black smoke (well, just smoke!) by looking in the rear view mirror at night (while someone is following you with their headlights on? That is the best way to look for smoke, aside from having a knowledgable (ie. Diesel) person follow you and observe the smoke. If you can see smoke by day you got too much ALDA or not enough boost.

Dieseldiehard
1971 220 (gas) 4-spd manual 104041 or is it 204041?
1979 300TD w/ ’85 turbo engine 288975
1983 300D 237300
1985 300TD 205437
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