I can't help but perhaps the guys over on

www.stroke8.org

can help?

Have you asked people on BW?

These are the only Peach Parts threads that I can find that are even remotely close to the information you want

Vacuum/ Throttle Help - 1976 300D (W115)

How do you properly adjust the Throttle Linkage

1978 240D Throttle Linkage Setup

__________________
1992 W201 190E 1.8 171,000 km - Daily driver
1981 W123 300D ~ 100,000 miles / 160,000 km - project car stripped to the bone
1965 Land Rover Series 2a Station Wagon CIS recovery therapy!
1961 Volvo PV544 Bare metal rat rod-ish thing

I'm here to chat about cars and to help others - I'm not here "to always be right" like an internet warrior



Don't leave that there - I'll take it to bits!