steel fuel lines are good. Use super dope, no tape. NFPA used to require a check valve in the fuel return, I still put it in the line. Old habits.
On Fri, Nov 20, 2020 at 5:07 PM BRUCE VERHEI via Sprinklerforum < [email protected]> wrote: > I’m mostly impressed you have an owner who cares. > > Best. > > Bruce Verhei > > > On 11/20/2020 4:19 PM Kyle.Montgomery via Sprinklerforum < > [email protected]> wrote: > > > > > > Our standard for diesel fire pumps is to provide a double-wall fuel tank > with leak detection, steel supply and return fuel lines, and of course the > connection at the diesel engine is generally a flexible connection provided > with the diesel engine from the manufacturer. > > > > Anybody doing anything different? > > > > Any particular problems with leaks? > > > > I've got a client who is particularly concerned about mitigating fuel > leaks, but in my experience there is little reason to be concerned about > leaks with this arrangement. The client is asking me to look at using the > special Kynar double wall pipe made by Flexworks. I guess the advantage is > that you would have less connections because it would bend rather than use > fittings (90s), but it looks like it would be more easily-damaged than > steel pipe. Anyone have experience with this or something similar? > > > > We've also discussed possibly adding a curb below the fuel tank to catch > leaks, but what if the leak occurs in the line closer to the diesel engine > (outside of the curb)? The curb is useless at that point. > > > > I feel like the standard method is pretty effective and that any of this > other stuff has seriously diminished return value, but I'd be interested to > hear from the audience. > > > > -Kyle M > > _______________________________________________ > > Sprinklerforum mailing list > > [email protected] > > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
