Posted 11/14/2013 20:36 (#3444996 - in reply to #3444914) Subject: RE: Raven sidekick
I believe the vac alarm means that the pump is sucking to hard to get the N-Serv out of the tank. I would check all of the strainers in the line bringing product to the pump to make sure they are not plugged. Maybe take the intake line off of the pump and make sure that it is getting product.
Raven sidekick
