<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Good point! There is about 30’ of back to front slope in my lot. Fortunately, and really just by accident, the zones pretty much run back to front and I blew them out in order the first few times, then in reverse order to be safe. I think I’ll be ok this year, but definitely something to keep in mind for the future!<br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Nov 5, 2019, at 2:34 PM, Ian McFetridge via Shop-talk <<a href="mailto:shop-talk@autox.team.net" class="">shop-talk@autox.team.net</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 14px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><div dir="auto" class=""><br class="Apple-interchange-newline">If you have any slope in your yard, blow out from top to bottom zone. I also remove my backflow over winter.</div><br class=""><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Nov 5, 2019 at 2:20 PM john niolon via Shop-talk <<a href="mailto:shop-talk@autox.team.net" class="">shop-talk@autox.team.net</a>> wrote:<br class=""></div><blockquote class="gmail_quote" style="margin: 0px 0px 0px 0.8ex; border-left-width: 1px; border-left-style: solid; padding-left: 1ex; border-left-color: rgb(204, 204, 204);">You are correct Steve.... the port on the BFP valve is down stream of the<span class="Apple-converted-space"> </span><br class="">check valve on the sprinkler side of the valve so the BFP offers no<span class="Apple-converted-space"> </span><br class="">resistance or blockage for the air at this point... really convenient for<span class="Apple-converted-space"> </span><br class="">doing what we???re discussing.<br class=""><br class="">j<br class=""><br class="">-----Original Message-----<span class="Apple-converted-space"> </span><br class="">From: Steven Trovato via Shop-talk<br class="">Sent: Tuesday, November 05, 2019 12:14 PM<br class="">To: Shop Talk<br class="">Subject: Re: [Shop-talk] Winterizing Sprinkler System<br class=""><br class="">I shouldn't really be speaking for John, but I<br class="">think he is just saying that his backflow<br class="">preventer has a convenient port that he uses to<br class="">connect. I don't think he is saying that the<br class="">backflow preventer presents any other problem for<br class="">the operation. I am sure John will let us know if I am correct.<br class=""><br class="">-Steve T.<br class=""><br class="">At 12:48 PM 11/5/2019, Jim Stone via Shop-talk wrote:<br class="">>Thanks, guys. I just bought the adapter; it will be here on Thursday, well<span class="Apple-converted-space"> </span><br class="">>ahead of any freezing temperatures.<br class="">><br class="">>John????????s comment about a backflow preventer valve does have me rethinking<span class="Apple-converted-space"> </span><br class="">>one aspect of my plan. The system installer put in an outside hose barb<span class="Apple-converted-space"> </span><br class="">>that he intended for blowing out the system, but I had thought it made<span class="Apple-converted-space"> </span><br class="">>sense to move ahead of that and start where the system originates in the<span class="Apple-converted-space"> </span><br class="">>basement. I can isolate the sprinkler from the rest of the system and blow<span class="Apple-converted-space"> </span><br class="">>it out from there. Unless there is a good reason not to do it that. If<span class="Apple-converted-space"> </span><br class="">>there is a backflow preventer valve between the hose barb and the basement,<span class="Apple-converted-space"> </span><br class="">>might there be a problem blowing it out from there?<br class="">><br class="">>Jim<br class=""><br class=""><br class="">--<span class="Apple-converted-space"> </span><br class="">This email has been checked for viruses by Avast antivirus software.<br class=""><a href="https://www.avast.com/antivirus" rel="noreferrer" target="_blank" class="">https://www.avast.com/antivirus</a><br class=""><br class="">_______________________________________________<br class=""><br class=""><a href="mailto:Shop-talk@autox.team.net" target="_blank" class="">Shop-talk@autox.team.net</a><br class="">Donate:<span class="Apple-converted-space"> </span><a href="http://www.team.net/donate.html" rel="noreferrer" target="_blank" class="">http://www.team.net/donate.html</a><br class="">Suggested annual donation $12.96<br class="">Archive:<span class="Apple-converted-space"> </span><a href="http://www.team.net/pipermail/shop-talk" rel="noreferrer" target="_blank" class="">http://www.team.net/pipermail/shop-talk</a><span class="Apple-converted-space"> </span><br class=""><a href="http://autox.team.net/archive" rel="noreferrer" target="_blank" class="">http://autox.team.net/archive</a><br class=""><br class="">Unsubscribe/Manage:<span class="Apple-converted-space"> </span><br class=""><a href="http://autox.team.net/mailman/options/shop-talk/jniolon@att.net" rel="noreferrer" target="_blank" class="">http://autox.team.net/mailman/options/shop-talk/jniolon@att.net</a><span class="Apple-converted-space"> </span><br class=""><br class="">_______________________________________________<br class=""><br class=""><a href="mailto:Shop-talk@autox.team.net" target="_blank" class="">Shop-talk@autox.team.net</a><br class="">Donate:<span class="Apple-converted-space"> </span><a href="http://www.team.net/donate.html" rel="noreferrer" target="_blank" class="">http://www.team.net/donate.html</a><br class="">Suggested annual donation $12.96<br class="">Archive:<span class="Apple-converted-space"> </span><a href="http://www.team.net/pipermail/shop-talk" rel="noreferrer" target="_blank" class="">http://www.team.net/pipermail/shop-talk</a><span class="Apple-converted-space"> </span><a href="http://autox.team.net/archive" rel="noreferrer" target="_blank" class="">http://autox.team.net/archive</a><br class=""><br class="">Unsubscribe/Manage:<span class="Apple-converted-space"> </span><a href="http://autox.team.net/mailman/options/shop-talk/shop-talk2@mcfetridge.org" rel="noreferrer" target="_blank" class="">http://autox.team.net/mailman/options/shop-talk/shop-talk2@mcfetridge.org</a><br class=""><br class=""></blockquote></div></div><span style="caret-color: rgb(0, 0, 0); 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