I do disconnect the relay. I guess I should salvage a male connector pin from my parts car and make the gp tester more efficient.
Luther On Thu, 13 Dec 2007 09:40:33 -0600, Jim Cathey <[EMAIL PROTECTED]> wrote: >> Don't you have a 30-0-30 ammeter? Put some 10ga wire on both ends of >> it, clip one end to the + terminal of the battery, touch the other end >> to the exposed tip of your installed gp's. Each one should peg out, >> then over 3-5 seconds drop in current to about 10-15A and settle in >> there. If it stays pegged out, the plug is shorted, if you get no >> current, it's open. Very simple and quick test. > > Make sure you've electrically isolated the DUT from the others, > the easiest way with a parallel relay is just to unplug the GP > connector at the relay. In fact, if you perform the test at the > connector you also test out the wiring to the plug. The relay > shorts them all together at all times, so if you don't unplug > it you're just testing all the plugs in parallel. > > With a hack job to a series relay, breaking the connections is > up to you to do in the best way. That may be just disconnecting > each plug from the wiring in turn. That's harder! > > -- Jim > > -- Luther KB5QHU Alma, Ark '87 300SDL (272,xxx mi) head case '85 Ford F250 6.9 diesel (x58,xxx mi) '82 300CD (166 kmi) '82 300D (74 kmi) getting donor engine-sold '85 300D (280,176) parts car sans engine _______________________________________ http://www.okiebenz.com For new parts see official list sponsor: http://www.buymbparts.com/ For used parts email [EMAIL PROTECTED] To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
