Toro Owners Manual - 1 of 2
Toro Owners Manual - 2 of 2
From inside (document excerpt):
P-220 Series Plastic Valves V A L V E S With superior regulation and a 15 Bar (220 PSI) rating, the P-220 Series gives you brass strength at a value price. 25, 40, 50 & 75mm (1 “, 11/2 “, 2 ” & 3 “) Electric and Pressure-Regulating Models Features · 15 Bar (220 PSI) maximum pressure rating · Tough, 33% glass-filled nylon (GFN) and stainless-steel construction · Globe/Angle configuration · Rugged, reinforced bonnet design withstands tough and high-pressure applications · Precise pressure control option with compact EZReg® dial-design technology (factory or field installed — no need to remove solenoid) · Pressure regulates in electric and manual modes, serviceable under pressure · Forward-flow design for more precise regulation · Standard, built-in Schrader-type valve for downstream pressure verification · Anti-vandal dust cap on pressureregulating models · No external tubing for either electric or pressure-regulating models · Internal downstream manual bleed keeps valve box dry and allows for manually setting pressure regulation.
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· External manual bleed for system flushing · Ergonomic manual flow control: adjustable to zero flow · Flow control independent of solenoid · Tough, double-beaded, fabricreinforced rubber diaphragm rated at 52 Bar (750 PSI) burst pressure · Self-aligning bonnet to ensure correct installation · Stainless-steel spare nut for convenience · Skirt on flow control for debris resistance External manual bleed screw Ergonomic, manual flow control handle (removeable) EZReg® pressure-regulating module or port plug Solenoid with captured hex plunger and spring Debris skirt Internal manual bleed Standard Schrader valve for operating pressure readings Anchored studs and nut design Tough GFN bonnet for 15 bar (220 PSI) rating Globe/angle body for 25mm (1 “) to 75mm (3 “) sizes Aerospace locknut Spare nut Brass flow control stem on 50mm (2 “) and 75mm (3 “) (not illustrated) Fabric reinforced 52 bar (750 PSI) rated, doublebeaded diaphragm Self-cleaning, stainless-steel metering rod O-ring seal cap plug DC latching solenoid assembly EZReg® pressureregulation module Effluent water solenoid assembly and tag (RW60-Kit) available. P220 Series · · Self-cleaning, stainless-steel metering rod Brass flow control stem — 50mm and 75mm (2 ” and 3 “) models Positive O-ring seal on inlet plug prevents leaks Low-flow capability down to 20 LPM (5 GPM) with EZReg® Easily serviced without system removal Proven, encapsulated, injection-molded solenoid with captured hex plunger and spring Purple solenoid models available for effluent applications Accepts latching solenoids Low-power requirement for longer wire runs 45cm (18 “) lead wires for easy installation Extended 5-year warranty P-220 Series Plastic Valves Specifications · Recommended flow range: · For optimum performance when designing a system, be sure to calculate total friction loss to ensure sufficient downstream pressure. For optimum regulation performance, size regulating valves toward the higher flow ranges. Flow rates are recommended not to exceed 5 PSI loss. Values shown in PSI. Specifying Information