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ISD Flow Meter Installation Guide Installation Steps-Vacuum Assist System Below Shear Valve <br /> r- — — — — — — — — — — — — — — — — — — — — — <br /> Base of dispenser cabinet <br /> ® ® Vapor return line I <br /> shear valve --————————- <br /> pedestal island I <br /> ------------------ -- <br /> oaf° At ao�o <br /> rid ° - ----- <br /> I— Q v o•`l <br /> _o�eOflgOb Q or;'4 ®—Vapor return line shear I ao co <br /> �J,0 0' �e °t/4 I valve installed as per Cl: <br /> 0,4` DQD p local code requirements. ho. � C <br /> a����o ''4 I <br /> a� ��0� 00 I 1..NPT I— — OR <br /> threaded pipe ,Mating fitting(customer supplied) <br /> 5/16 x 3/4" /1-11.5"NPT x 2"steel nipple <br /> I hex bolts w/ <br /> lock washers(typ.) Flange with 1"NPT threaded inlet(typ.) <br /> INLETJunction box <br /> — — — — / Inlet Fitter (customer <br /> supplied) <br /> I ISD Vapor s --1— 6" � / <br /> T Flow Meter Cable <br /> / I <br /> 4 (Approx.) <br /> J 1 J J <br /> _ � I <br /> Cord grip <br /> OR — - — Outlet O-ring I <br /> Seal off/ <br /> OUTLET — ^ ^ -- RR jcustomer <br /> d� d� supplied) I <br /> I End view � OL <br /> 1-11.5"NPT x 2"steel nipple <br /> Install with arrow — — I <br /> f Mating fitting(customer supplied) <br /> stamped in end f:0— <br /> pointing down / I <br /> Conduit to <br /> Threaded pipe outlet option TLS Console <br /> (see inlet detail above) <br /> I I <br /> Required'Y'fitting for <br /> introducing liquid during <br /> TP-201.4 dynamic <br /> Vapor return line backpressure test <br /> Figure 4. Example Vapor Flow Meter Installation Below Shear Valve <br /> 8 <br />