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Re: J type O/D ambivalence

To: Dee Jackson <dee_jackson@gilbarco.com>
Subject: Re: J type O/D ambivalence
From: Edward Hamilton <hamilton@ptd.net>
Date: Wed, 29 Oct 1997 22:54:04 -0500
Cc: triumphs@Autox.Team.Net
Organization: WRI, Inc.
References: <199710291331.AA04457@hoover.gilbarco.com>

Dee Jackson wrote:

> Fellow Triumphiles,
>
> This morning, nearing the end of my usual 35 mile drive to work, I
> turned off the o/d switch (while in 4th) to find that the o/d would not
> immediately disengage as it normally does.  It seemed to want to hunt
> for whether it wanted to be in or out, even with the switch off.
> Reaching my exit, I downshifted to third and, as the rpms decreased, it
> finally got completely out of o/d (I think).  Leaving from the
> stoplight, it runs thru the gears normally, so I flick the switch on and
> it goes into o/d.  Turn it off and it hunts again.  I have now parked in
> the lot here (in a forward facing direction, of course, don't want to
> risk blowing it up by putting it in reverse) and will try it again at
> lunch.
>
> I believe it has plenty of lube as I cleaned the screen a couple of
> weeks ago and drained/refilled in the process.  My best guess is that
> either the solenoid is not completely shutting off the flow of oil, or
> that the relief valve  has something funky going on.  The gearbox and
> o/d were rebuilt about a year ago and I'm running GL4 oil.
>
> Anybody out there know why this happens?  TIA for any advice you can
> offer.
>
> D.
> '78 Spit
> FM90204UOh, no
>
> --
> Dee Jackson
> Gilbarco Inc. Greensboro NC
> Ph 910-547-5007 Fax 910-547-5234 email dee_jackson@gilbarco.com

  Dee,

I have a similar problem, albiet in the reverse.  When I engage the od, it
does nothing.  After driving twenty miles or so, it will then (eventually)
go into overdrive.  It does, however, disengage properly.

Ed Hamilton


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