These are fixes I love. Well done.
Kees Oudesluijs
NL
Alex wrote:
> The overdrive on my trusty BT7 decided to act up the other day, dropping the
> O/D in and out. After a bit of troubleshooting with a voltmeter, I
> determined that the O/D relay was defective. But---yuk--$200 for a
> replacement! No way, Jose.
>
> I pulled the Lucas relay from the car and opened it up on the bench. This is
> very easy to do; just peel back the tabs. Sure enough, the contacts were
> almost totally disintegrated, and the coil was open.
>
> So, I drilled out the retaining rivet and discarded the remains of the
> original innards. I then cleaned up the enclosure and buffed clean the
> external screw contacts.
>
> Next I located a miniature 12V 30A relay (the one I scrounged was from a
> BMW). These mini automotive relays are quite common.
>
> I removed the case from the mini relay, in order to make it smaller. I then
> lined the innards of the original enclosure with electrical insulating paper
> (often called fish paper), and installed the new relay inside the original
> Lucas enclosure, holding it in place with a large locknut-type solder
> terminal that's affixed to the W2 terminal.
>
> The new relay works like a champ, pulling in my solenoid nicely. Back in
> business for less than $5.
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