<VV> Electric fuel pump inertia switch
Frank DuVal
corvairduval at cox.net
Wed Jun 10 07:55:33 EDT 2009
All wiring in a vehicle needs to be protected by a device to prevent
fire. So all wiring needs to have a fuse or circuit breaker upstream.
But as a cost saving measure, the manufacturer takes a few chances on
some wire not needing protection. Starter power circuits don't, as the
fuse would be extremely large. Some years of Corvairs do not fuse the
cigarette lighter circuit. At some point, all late model Corvairs have
their wiring (except starter) protected by a fuse link near the battery.
As a personal choice, I would fuse any wiring I added to a vehicle. Fire
is not fun.
Frank DuVal
Mikeamauro at aol.com wrote:
>"...decided on my Rampside to start living a little less dangerously and
>to (finally) install an inertia switch... I was wondering where others have
>mounted them on their Corvairs. Do you guys (and gals) put a fuse before
>this switch or after for that matter? ..."
>
>Just finished an electric fuel pump install on the wife's Greenbrier. The
>inertia switch is mounted on a fabricated aluminum plate, viewable and
>accessible from the rear, hinged engine compartment door (left hand side,
>closest the battery). As I'm using a fuel pump relay, the inline fuse
>immediately precedes the common terminal of the relay. The effect is the pump is
>fused, but the control circuit is not. Wherever you decide to place the fuse,
>you'll want to be protecting the power circuit of the pump. See wiring
>diagram at: _http://rides.webshots.com/album/572891286IEoaPB_
>(http://rides.webshots.com/album/572891286IEoaPB) .
>
>Mike Mauro
>64 Greenbrier Deluxe & other Vairs
>
>
>
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