Yeah I was thinking if you set to max cooling it would keep the monovalve closed so any cycling of it would point back toward the control apparatus while a steady state at the monovalve points to the monovalve itself.
-Curt Date: Mon, 13 Aug 2012 14:42:28 -0500 From: Fmiser <fmi...@gmail.com> To: Mercedes Discussion List <mercedes@okiebenz.com> Subject: Re: [MBZ] 1985 300CD Klima relay - where is it? Message-ID: <20120813144228.18278a55.fmi...@gmail.com> Content-Type: text/plain; charset=US-ASCII > Curt Raymond wrote: > You could wire a light to the monovalve and watch for it's > activity. Power out I think means monovalve open which means > heat on. > Even if I've got the state backwards (light on versus out) if > the monovalve is always powered to a constant state while > having alternating hot and cold it should point to a bad > monovalve. Nope. The monovalve modulates the heat by turning on and off. Although, if it's in cool-the-cabin mode, maybe it should stay water-off - which is power-on. -- Philip _______________________________________ http://www.okiebenz.com For new and used parts go to www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
