[NSRCA-discussion] Chasing glitches (was Lost Abbra)

[John Konneker]

Georgie,
Make that me too!
I have a Quest that the trim covering is a constant battle to keep from 
loosing.
A lot I have already replaced with MonoKote.
I'd be curous if there is an easier solution.
Thanks!
John L. Konneker


>From: "george w. kennie" <geobet at gis.net>
>Reply-To: NSRCA Mailing List <nsrca-discussion at lists.nsrca.org>
>To: "NSRCA Mailing List" <nsrca-discussion at lists.nsrca.org>
>Subject: Re: [NSRCA-discussion] Chasing glitches (was Lost Abbra)
>Date: Tue, 8 Aug 2006 12:58:54 -0400
>
>Hey Fred,
>Were you able to arrive at a solution for the covering coming loose on your 
>Quest????????  I am experiencing the same problem. Would really like to 
>know a good fix.
>Thanks,
>Georgie
>
>
>
>   ----- Original Message -----
>   From: Fred Huber
>   To: nsrca-discussion at lists.nsrca.org
>   Sent: Monday, August 07, 2006 1:30 PM
>   Subject: [NSRCA-discussion] Chasing glitches (was Lost Abbra)
>
>
>   I'm currently chasing a RX problem which nearly cost me the plane.
>
>   Many flights with no radio problems.  (had a couple of instances of 
>covering comming lose on the ARF....)
>   Goofe up and caused a servo to over-travel stripping a gear, so I 
>replaced the servo.  3 flights after that with no radio issues.  Then I 
>stuck in an RX volt-watch device.  2 more flights no problems.
>
>   Got to flying it around the last time it was in the air and the plane 
>started glitching, so I landed.  When the plane stopped at the end of the 
>runway (less than 75% of my normal antenna down range check distance) 
>controls went absolutely nuts, including throttle. (which is really strange 
>because its an electric model)
>
>   When the glitching occurs, it pulls the volt-watch meter down to the 
>lowest indicating light.
>
>   The plene:
>   Quest 3D G2
>   AXi 4120/18 using Jeti 70 amp ESC
>   Hitech Supreme 8 RX
>   4 Blue Bird 621 servos (90 in oz)
>   2700 mah 4-cell NiCd RX battery (ESC has no BEC function)
>   2 X 3s 3600 mah LiPo for 6s power (appx 11 to 12 min of Sportsman level 
>Pattern per charge)
>
>   Polks Tracker-III TX
>
>   I've swapped out every servo (I have 4 spares)
>   I swapped to a Futaba 127 DF RX and to a Polks Seeker-II and a Seeker 6
>   Changed the switch harness to an MPI heavy duty with volt indicator.
>   Changed to a 900 mah 4-cell NiCd for the RX
>   Tested with and without the volt-watch
>
>   Only had one good range check since the problems started with an RX 
>anywhere near the airplane, that was with just the motor and the rudder 
>servo plugged in. (original RX)
>
>   Wierd part... the whole radio system works fine if I pull it out of the 
>plane and lay it on the ground similar to how its laid out in the plane., 
>including the long servo extensions for ailerons and elevator an the motor 
>system. (put it back and the glitching is back)  This is repeatable with 
>any combination of the servos I have.
>
>   The other RX's tested all work in the planes they are normally used for.
>
>   TX operates all other planes I have with no issues. (I only use 2 
>frequencies even though I have a few synth RX's and the TX is synthesized)
>
>   Current antenna down range check is 50% of my norm, so I don't dare fly 
>it.
>
>   I've been thinking of putting together "glitch busters" ( 
>http://www.uoguelph.ca/~antoon/gadgets/gadgets.htm ) for use on the long 
>lead channels, but can't see why I should need them if the system worked 
>for appx 3 months without them.  I have had a plane with exgensions that 
>added up to right  at 1 meter where the devoces cured problems , but those 
>existed from first time the radio was plugged together.
>
>
>------------------------------------------------------------------------------
>
>
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