The ground for the RPM relay only closes the relay. It doesn't ground the pump itself. It's load is not appreciably different from the headlight relays, the starter relay, or the radiator fan relay -- probably in the lower milliamps. Bill Robertson #5939 --- In dmcnews@xxxxxxxxxxxxxxx, Marc Levy <malevy_nj@...> wrote: > > Are you saying that only a fraction of the pump's amps are carried by the RPM relay? I don't see how this is possible. > > Please elaborate on this.. > ------------------------------------ To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnewsYahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/dmcnews/join (Yahoo! ID required) <*> To change settings via email: dmcnews-digest@xxxxxxxxxxxxxxx dmcnews-fullfeatured@xxxxxxxxxxxxxxx <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/