[Rhodes22-list] Network Quad problems

[Graham Stewart]

Thanks Michael:
 I will try that.

Graham Stewart
Agile, Rodes 22, 1976
Kingston Ontario


-----Original Message-----
From: Rhodes22-list [mailto:rhodes22-list-bounces at rhodes22.org] On Behalf Of Mike Riter
Sent: Monday, July 6, 2020 9:29 PM
To: The Rhodes 22 Email List
Subject: Re: [Rhodes22-list] Network Quad problems

Since the problem is affecting all four sensors, it seems suspiciously like
a loose or corroded connection. I would start at the instrument panel and
work my way back towards the transducer checking each connection point.

Michael Riter
SV Emma B



On Mon, Jul 6, 2020 at 7:49 PM Graham Stewart <gstewart8 at cogeco.ca> wrote:

> I have always been surprised at the answers that are posted here to some of
> the most difficult questions so I am posting this question as a last
> desperate attempt to get help.
> I have been using my B&G Network Quad (speed knots, depth and water temp)
> instrument for probably more than 20 years and it has worked without fail.
> This year when I launched the boat it worked perfectly for the first day
> but
> thereafter the speed reads 0.00 continuously and the depth and temperature
> show erratic numbers.
> I checked the paddlewheel for obstructions and it was fine. Spinning the
> wheel manually makes no difference to the display. The fact that the
> display
> comes on tells me that power is not a problem. It seems unlikely that both
> the speed and the depth transducers would fail at the same time. The wiring
> hasn't changed. The common element in the wiring is the connection to the
> "sea ground" which  I don't have but has never been a problem. Nevertheless
> I connected the ground to a brass thru hull and that made no difference.
> I can't help feel that some tweak would fix the unit but I am now at the
> point where I am completely stuck with no idea what to try. So, if anyone
> on
> da list has a clue what I might do to diagnose the problem I would be most
> grateful.
>
> Graham Stewart
> Agile, Rodes 22, 1976
> Kingston Ontario
>
>
>