Posted 2/28/2009 08:57 (#626079 - in reply to #625745) Subject: Re: semi trailer parking brake ?
Sac & Story county IA
On the emergency air line coming from the front of the trailer, you can tee into that and hook to the new spring brakes. When the emergency line has pressure, the spring brakes will be off. When the emergency line doesn't have pressure, the brakes will be set.
semi trailer parking brake ?
