Sprint Headlight Flasher Relay Serial Number?

PostPost by: pharriso » Sun Mar 30, 2014 12:27 pm

I managed to acquire a 12v 6RA 3 terminal relay 2nd hand from the UK, the number stamped on the case is 33232H.

Wired it in per the manual = no flashing...

Wired it per Alex Black's suggestion (flasher in headlight power circuit, not the headlight flasher relay ground circuit), flashes great!

I have updated my headlight flasher circuit thread with the corrected wiring circuit - http://www.lotuselan.net/forums/lotus-electrical-f38/late-federal-fail-safe-headlight-wiring-t30133.html
Phil Harrison
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PostPost by: pharriso » Tue Apr 22, 2014 4:35 pm

OK here's my final headlight flasher relay post (I hope...) For posterity, let me document everything:

Here's how the components look on the LHS inner fender under the bonnet / hood sliding hinge:
0260K_FlasherRelays_finalsmall.jpg and
All finished

I also have a vacuum solenoid to raise/lower the headlights.

And here are the headlights in Operation - http://www.lionheartsolutions.com/Lotus/HeadLightFlashersInOperationSmall.wmv

For those of you unable to find a replacement 3 terminal 6RA Lucas relay you can substitute a 4 terminal 6RA (such as the commonly available SRB111) & bridge terminals C2 & W2 like this:
4Terminal6RA_JumpedToActAs3Terminal.JPG and

Here's me testing it in the car:
4Terminal6RA_TestedInVehicle.JPG and


I'll add this to the wiki when we can contribute material.
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