NO you didn`t let air into the master cylinder.

It`s the black line you are talking about, right? It runs between the Booster and the vacuum pump on the front of the engine. It has vacuum
in it and that is what you heard when you cracked the line.
No damage done.

Charlie

__________________
there were three HP ratings on the OM616...

1) Not much power
2) Even less power
3) Not nearly enough power!! 240D w/auto

Anyone that thinks a 240D is slow drives too fast.

80 240D Naturally Exasperated, 4-Spd 388k DD 150mph spedo 3:58 Diff

We are advised to NOT judge ALL Muslims by the actions of a few lunatics, but we are encouraged to judge ALL gun owners by the actions of a few lunatics. Funny how that works