[V8] voltage gauge in place of clock

Andy Rohrbach acrohrbach3 at gmail.com
Wed May 16 15:01:07 PDT 2012


Well this is my first post here so bare with me.  My name is Andy and I own
a 90' V8q auto 3.6 in Delray Beach Florida.  Ron steered me over here and
I'm glad he did.  I've got a cool thing going on!  I am modifying a urS6
volt meter in place of the clock which also has white face gauges from a
urS4.  I pulled out the clock out and added a nut to the threaded stud to
raise it up due to a different depth that the clock sat in after drilling a
very precise hole.  Then it was at the same level as the others.  I also
added sections from the illumination part with transparent glue so it rests
over the bulb.  I drilled 2 more holes and stuck 2 pins into the upper and
lower connections.  The lowest one is power and the other 2 are grounds
which travel through a variable resistor which you rotate with a tiny flat
head screwdriver to calibrate the gauge.  There are 3 components soldered
to the urS6 circuit board the 100/200 have 4.  You have to use the same
components that came from the coresponding vehicle as the variable resistor
runs out of adjustment.  I went to Radioshack and bought a $4 tiny circuit
board and component box and soldered all the components onto it in the
order and direction they were in the aux circuit board.  Wired it up to the
gauge.  The object of this was to convert the 3 wire gauge to 2 wires to
wire it up to the car and to be able to calibrate it.  Right now I have the
aux cluster from the V8 separate from the rest of it.  I'm going to install
the assembly in my 91' Taurus SHO's passenger seat to test it for a while.
I'd rather burn down the SHO then my precious V8.  I already hooked the
assembly up to my jumper box for quite some time now today to make sure
that the threaded stud doesn't melt my cluster.  Well as of now it
doesn't.  Being as though as I am I'm going cut a piece of plastic off the
urS6 and 100/200 clusters and put it in a frying pan and see what
temperature it melts at with my laser thermometer.  I hope you guys are
interested in this!  It works perfectly but the testing must carry on
before I make more of these things if it comes to it for anyone that would
like to do the same thing to there V8.  I will be in touch!!  -Andy


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