OT, Cheap Tricks

[BamaInstrument]

Watch out for this!  It all depends on the metal used in the multimeter
probes!  The pH test is much more reliable.  Then check your probes and
party on.

dh


----- Original Message -----
From: "Guy Hammer" <guyh at aracnet.com>
To: "Oregon BushHackers" <obh at yahoogroups.com>; <diy_efi at diy-efi.org>;
<offroad at offroadlist.com>; <Oregon_Trails at efn.org>;
<Suzuki4x4-Tech at yahoogroups.com>
Sent: Saturday, April 21, 2001 7:02 PM
Subject: OT, Cheap Tricks


> Found in the June, 2001 Four Wheeler magazine in the Techline column by
> Willie Worthy - a way to check your antifreeze with a digital voltmeter.
>
> Sure, one of those floating ball 'martini' testers will clue you in to
> the level of freezing protection of your coolant, but it doesn't tell
> you anything about the condition of the additive package that helps
> prevent corrosion in the cooling system. (those of us with all-aluminum
> engines tend to care about such things... :) Here's what you do; take
> your digital voltmeter's positive probe and touch it to the radiator
> (in a paintless spot - maybe the sealing surface of the filler neck?)
> and dip the negative probe into the coolant. A reading of .2 volts or
> less indicates that all is well. A reading of .5 volts indicates that
> you should start thinking about changing the coolant. A reading of .7
> volts or more indicates that you should change the coolant NOW!
> --
> Guy Hammer, guyh at aracnet.com
> http://www.aracnet.com/~guyh
> --
>   4:00pm  up 39 days, 16:58,  5 users,  load average: 1.00, 1.00, 0.96
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