Drifting Tachometer

[robert nloomas]

--- In WanderlodgeForum@yahoogroups.com, krminyl@... wrote:
Mine does the same thing.What I do unscrew the wiring cap off
the sending unit and pack it with grease that takes care of the
problem for a few months.
Bob Loomas 1985 PT 36
>
> My tach is still acting up, after 2 yrs or so of erratic
behavior. It all
> started after pressure washing my motor. I thought it was just a
wet
> connector on the sending unit, so I cut/spliced the connector, and
the problem still
> exists. I thought about replacing the sending unit, but they are
kind of
> costly (a used one was something like $90??). Maybe try
disconnecting the
> sending unit all together, and see if you still get the weird
readings....if so,
> your sending unit is probably OK, and the issue is probably with
either the
> gauge itself, or perhaps a bad ground.
>
> I've kind of gotten used to the sometimes yes/sometimes no
tachometer, and
> keep a fine tuned ear to the running motor. I'm interested to
what you fix
> will be...keep us posted.
>
> Kevin McKeown
> Yorba Linda, CA
> 1986 38' PT (for sale)
>
>
>
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