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<div>The symptoms I’ve seen and experienced are that the OD will engage and function until the oil temp comes up and the viscosity drops off and will then fail. I suppose it depends on the degree of degradation of the o-rings.</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Healeys <healeys-bounces@autox.team.net> on behalf of Bob Spidell <bspidell@comcast.net><br>
<b>Sent:</b> Thursday, March 25, 2021 11:14 PM<br>
<b>To:</b> healeys@autox.team.net <healeys@autox.team.net><br>
<b>Subject:</b> Re: [Healeys] overdrive problem</font>
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<div>Sure, but wouldn't faulty O-rings prevent the OD from engaging in the first place? Just guessing, but wouldn't a deficient pump cause same symptoms?<br>
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<div class="x_moz-cite-prefix">On 3/25/2021 4:07 PM, WILLIAM B LAWRENCE via Healeys wrote:<br>
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<div>Sorry, but the Laycock deNormanville overdrive is not supposed to kick down automatically. The most common fault that causes the OD to drop out is faulty o-rings on the accumulator sleeve. This won’t allow the OD to build full operating pressure.</div>
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<div>Bill Lawrence</div>
<div>BN1 #554</div>
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<div id="x_divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> Healeys
<a class="x_moz-txt-link-rfc2396E" href="mailto:healeys-bounces@autox.team.net"><healeys-bounces@autox.team.net></a> on behalf of Kees Oudesluijs via Healeys
<a class="x_moz-txt-link-rfc2396E" href="mailto:healeys@autox.team.net"><healeys@autox.team.net></a><br>
<b>Sent:</b> Tuesday, March 23, 2021 7:37 AM<br>
<b>To:</b> <a class="x_moz-txt-link-abbreviated" href="mailto:healeys@autox.team.net">
healeys@autox.team.net</a> <a class="x_moz-txt-link-rfc2396E" href="mailto:healeys@autox.team.net">
<healeys@autox.team.net></a><br>
<b>Subject:</b> Re: [Healeys] overdrive problem</font>
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<div class="x_PlainText">That is the way it should be when accelerating hard, Kick down!!<br>
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Kees Oudesluijs<br>
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Op 23-3-2021 om 01:06 schreef healeymanjim via Healeys:<br>
> friends BT7 had o/d quit. solenoid was bad so replaced it. now it will go into o/d but pop out when accelerating. any<br>
> ideas what the cause is and the fix?<br>
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