I'll try to make it out to the garage today (I've got daddy duty today) and poke around. It's not hard to figure out but it's been a while and I don't think I can describe what I did. Altho I may have soldered a jumper to the terminals on the back of the rheostat.

Michael

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Usta haves '69 250/8, '76 280C, 1971 250C 114.023, 1976 450SEL 116.033
Current have, 1983 300SD 126.120