Smart(?) Bars?

[PAT A RALPH]

Patrick,

Unless someone else has answered you question--You need to clean by wiping
thoroughly the "smart bars" on the D-C Humidifier or they can build up a
coating and then can not conduct and consequently they don't see the new and
damp pads on them.

Ken Gerler

----- Original Message -----
From: Patrick C. Poulson <ppoulson@jps.net>
To: <pianotech@ptg.org>
Sent: Thursday, March 30, 2000 10:36 AM
Subject: Smart(?) Bars?


> Good Morning, All! I have a piano I am servicing that has a Dampp-Chaser
> system with a "smart bar" on the humidifier.  The red pad light was on
when
> I came to tune the piano, so I changed the pads as per usual and the light
> went out.  However, when I checked again after tuning the piano the light
> had come back on.  I reached down into the humidifier and wet the pads in
> the tank, thinking that the water hadn't wicked up enough to register on
the
> smart bar.  The light then went out.  When I got home yesterday afternoon
> there was a call from the customer saying that the light was back on, and
it
> is still on this morning.  This is the first system with this smart bar
that
> I have installed, so I am at a loss to diagnose the problem.  I'll be
going
> back there this amfternoon to check, but wondered if anyone with
experience
> with this new system has some advice to steer me in the right direction.
> Thanks, Patrick Poulson, RPT