I aquired an 82 240 and only have a 300D to compare systems.

240D
On the top of the IP there is a vacuum chamber with no hose. Where does it go?

300D
The same vacuum chamber a hose goes to a vac solinoid behind the brake booster.

Any help would be appreciated. Thanx

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1984 280SEL, 62,000 miles
Euro model in the USA
1983 300D (Totaled out 10/2004)
New Factory Mint Green paint
Palomino int
1982 240D (Steak dinner for two)