Voltage Gauge Readings...Help!

[Scott Forman]

I added the headlight relays...unbelievable difference.



--- In WanderlodgeForum@yahoogroups.com, Tom Warner
wrote:
>
> Scott the Bluebirds have a problem with low voltages in the dash.
One
> of the best things you can do is to get all of that current OUT of
> the dash. I have added Bosch relays to control the Chassis A/C
> blowers. Now the A/C dash switches only "trigger" the Bosch relays
> that now give full voltage to the blower motors. They now blow like
a
> hurricane. Same with the headlight switch, now the "dimmer" switch
> triggers the Bosch relays for hi and lo beam. Full battery voltage
to
> the headlights and they are really BRIGHT! Same with the heater
> switches. Then run a larger 12VDC line to the dash and everything
> will work fine. The odometers on the speedometer are notorious for
> not keeping accurate mileage because of this low voltage.
> TAke a reading on the dash voltmeter and then take a good voltmeter
> and read the voltage across the battery terminals. The battery
> terminals will be the correct reading. If its alright at the
battery
> terminals dont worry about it.
>
> Tom Warner
> Vernon Center,NY
> 1982 FC35 (for sale soon)
> 1985 PT 40 (not for sale )
>
>
>
> At 07:14 PM 4/6/2006, you wrote:
> >Is the reading on the engine voltage gauge of any use when the
engine
> >isn't running?
> >
> >I have four 2-month old T-105's and an IntelliPower
converter/charger
> >with the Charge Wizard option that makes it a three-stage charger.
> >My engine voltage gauge seems to work accurately. The dash amps
> >gauge does not work at all, I cannot find why. The amps gauge in
the
> >step well seems to work accurately.
> >
> >Enough background...does the voltage gauge reading matter when
> >parked? When on shore power or gen, it shows accurately the
voltage
> >being delivered to the bat's whichever stage the charger is in.
> >Likewise, the step well amp gauge will show charging as
appropriate.
> >When in "dry" mode, though, the voltage gauge will fall down to 12
or
> >even slightly below within a matter of a few minutes of the power
> >being disconnected without any 12v items on. The step well amps
gage
> >does NOT show discharge at this point, and when power is
reconnected,
> >the indicator lights on the charger will still reflect fully
charged
> >batteries.
> >
> >So...is this voltage gauge reading showing me something that
matters
> >or not? And if it is irrelevant when parked, is there a way I can
> >determine how far down the bat's are without pulling out the
> >multimeter?
> >
> >Thanks
> >Scott Forman
> >82 FC25RB
> >Memphis
>