Mailing List lml@lancaironline.net Message #18089
From: Bill & Sue <harrelson@erols.com>
Sender: Marvin Kaye <marv@lancaironline.net>
Subject: Re: [LML] LNC2 in IMC
Date: Mon, 17 Mar 2003 21:53:39 -0500
To: <lml>
Hello Rick,
 
Here's my take on your write-ups.
1. Lots of small paint chips at leading edge  :-(  (expected but still disappointing).
Welcome to the club. I have very little paint left on my leading edges, mostly due to flying in rain. I am going to repaint next month and then put leading edge tape on the leading edges.
 

2. While in IMC, the low voltage light lit for about 1 or 2 minutes and the VM 800 voltage meter showed 11.5.  I believe the amp meter was still charging, at a very low rate.  Then, everything was normal.
 
I havehad a somewhat similar problem several times while flying in rain. The VM1000 manifold pressure gauge started showing erroneous values. Manifold pressure was up to 60 inches (yeah right, I wish). I finally solved this problem by putting a cover on the MP transducer to prevent any water from getting on the circuit board. After doing that, I have had no further problems while flying in rain.
 

3.  VisionMicro fuel gauge on left wing showed erroneous values.  I topped off the tanks and it only showed 10 gallons.  Upon landing, it showed 0 gallons, but still had 10 gallons.  Today, gauges is back to normal.!!??? 
 
See comment on #2 above.
The VM stuff is real nice equipment, but very sensitive. It seems that you've got to keep it dry for it to function properly.
 
Glad to see that you finally got your "feet wet". Hope that you can fix the problems. The first thing is to try to keep all of the VM transducers dry. I even wrapped some 3 mil plastic around some of them. Not an elegant solution, but it works. Let me know how you tackle the problem.
 
Bill
N5ZQ  LNC2  O-320  VA42  Fredericksburg, VA


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