[Healeys] Overdrive and RPM

Oudesluys coudesluijs at chello.nl
Mon Aug 19 11:47:32 MDT 2013


Check the earthing of various ignition items, OD switch/box/engine and 
the tachometer.
Kees Oudesluijs
NL


Op 19-8-2013 18:20, john spaur schreef:
> I searched the archives and could not find any posts to help me.
>
> Driving in gear at 3100 RPM with the overdrive engaged, the tach will 
> drop about 1000 RPM when I take my foot off the accelerator. When I 
> put my foot back on the accelerator it is the RPM comes slowly up 3100.
>
> When I do the same thing with the OD disengaged, the tack will show 
> very little decrease in RPM's. When I press on the accelerator the 
> RPM's come back to 3100 very quickly.
>
> What might be causing the RPM drop with the OD engaged?
>
> John Spaur
> '62 BT7
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-- 
Kees Oudesluijs
Dorpsstraat 183
2995XG Heerjansdam
T: 078-677 1233
E: coudesluijs at chello.nl

Technische commissie Jensen Healey en GT
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