Dick, is there a way to step up 6vdc to 12vdc? I've not been able to find ANY other 6v solenoids but have found some 12V ones. I know if it was AC I could just wind a transformer but with DC?? Kerry --- KerryPinkerton <pinkertonk@xxxxxxxxx> wrote: > Dick are you sure about the 300psi. The original > cylinders and hoses don't look like much. Much less > robust than brake lines. In fact, an early repair > used compression fittings to splice a line in. It > was > holding fine and due to the condition of the line, > had > been in place for quite a few years????? > > Kerry > > --- Dick Benjamin <DickB@xxxxxxxxx> wrote: > > I wouldn't worry too much about it, as there > should > > be no spark created > > within the device (the only spark is at the switch > > contacts). If the > > solenoid should stick on for some reason, it could > > get warm, but without > > knowing the current draw, I couldn't guess at how > > warm. > > > > The solenoids are not the usual failure point for > > these cylinders, the usual > > failure is leakage past the piston cup. I have > > peeled the crimp open and > > replaced the piston seals on these, for a cheap > and > > easy, if somewhat messy > > looking repair. I have also converted all my > cars > > with hydraulic cylinders > > to the use of Dexron/Mercon fluid, to avoid the > > damage caused by brake fluid > > leaking on painted or upholstered surfaces. One > > must replace all the > > system's rubber parts when making this changeover, > > though, as the old rubber > > parts will have swelled up somewhat from the > alcohol > > in the brake fluid. > > When that is gone, they start leaking. Don't > change > > to Dot-5 fluid, by the > > way, as that has no lubricity and will ruin the > > hydraulic pump in short > > order. > > > > The solenoid must be capable of resisting fluid > > pressure of 300PSI, because > > when the pump is running, there is pressure to all > > cylinders; only those > > with the solenoid energized must allow fluid to > > flow. Then when the pump is > > not running (for instance when the window is being > > lowered), the solenoid > > must present a low resistance to flow back to the > > pump, so that the spring > > can pull the window down. > > > > Dick Benjamin > > ----- Original Message ----- > > From: KerryPinkerton <pinkertonk@xxxxxxxxx> > > To: IML <mailing-list@xxxxxxxxxxxxxxxx> > > Sent: Tuesday, June 25, 2002 5:54 AM > > Subject: IML: Fire possibility from 6V solenoid?? > > > > > > > Ok, all you EE types, I have a serious question. > > > Steve Charette found a 6V solenoid in the > > > McMaster-Carr catalog. Thanks Steve, I missed > it. > > > > > > http://www.mcmaster.com/ > > > > > > Go to item # 4916K11 > > > > > > This is a Pnuematic valve with Buna-N seals. It > > is > > > NOT designed for brake fluid. Here is the > > question. > > > If this thing were to leak, is there any danger > of > > > fire from the solenoid energizing? I'd hate to > > burn > > > the Crown down.... Is there a non flammable > fluid > > > that would subsitute? > > > > > > I'd THINK that if it will hold air, it will hold > > > fluid. This thing is only 24 bucks and I can > > build > > > the cylinder for next to nothing so it could be > a > > good > > > solution for all of us with these hydralic > windows > > > lifts. > > > > > > Your thoughts please. > > > > > > Kerry > > > > > > > > > > __________________________________________________ > > > Do You Yahoo!? > > > Yahoo! - Official partner of 2002 FIFA World Cup > > > http://fifaworldcup.yahoo.com > > > > > > > > > ----------------- http://www.imperialclub.com > > ----------------- > > > This message was sent to you by the Imperial > > Mailing List. Please > > > reply to mailing-list@xxxxxxxxxxxxxxxx and your > > response will be > > > shared with everyone. Private messages (and > > attachments) for the > > > Administrators should be sent to > > webmaster@xxxxxxxxxxxxxxxx > > > To UN-SUBSCRIBE, go to > > http://imperialclub.com/unsubscribe.htm > > > > > > > > > > > >