Watts product specifications in U.S. customary units and metric are approximate and are provided for reference only. LFF115 (Globe) LFF1115 (Angle) ClassiC series Cross Sectional Detail Model LF263AP 6 Pressure Reducing Pilot 1 7 2 3 8 4 9 5 10 11 ITEM NUMBER DESCRIPTION 1 Adjusting Screw 3 Spring Housing 2 4 5 ITEM NUMBER 11 O-Ring* Cap Screw 12 Body 8 Diaphragm Assembly* DESCRIPTION Stem Assembly* 10 Spring Guide Gauge 9 Jam Nut 6 7 12 Outlet Inlet Spring Bottom Cap *Included in Repair Kit Spring 5. Safety Relief Valve Nipple has to be centered into the LP cylinder valve. The main valve shall be a hydraulically operated, single diaphragm actuated, globe or angle pattern valve. Updated with H Universal Manifold (Revised 02-09-2021), Control, Parker, Valves, Parker hannifin, Hannifin. For precise measurements, please contact Watts Technical Service. Consult factory prior to ordering if installation is other than described. Backflow Preventer: a part or a feature of a pilot operated pressure, Guide, Handbook, Control, Engineering, Pressure, Valves, Relief, Pressure relief valve engineering handbook. Turn all control knobs to the OFF position. ES-ACV-SB-LFF115_LFF1115 Classic Series LEAD FREE* LFF115 (Globe) LFF1115 (Angle) Pressure Reducing Control Valve Schematics Reducing setpoint is adjustable Throttles to reduce high upstream pressure to constant lower downstream pressure 2 Standard Components P/L (AOS) 1 Main Valve (Single Chamber) 2 Pressure Reducing Control 3 Fixed Orifice X 3 X X Y/FC 1 FLOW CLOSES VALVE Options & Accessories Isolation Cocks (2) Flo-Clean Strainer (1) Y-Strainer (Replaces Flo-Clean) (2) Adjustable C, LFF115 (Globe) LFF1115 (Angle) Classic Series Globe Materials Body & Cover: Ductile Iron ASTM A536 Coating: NSF Listed Fusion Bonded Epoxy Lined and Coated Trim: 316 Stainless Steel Angle L M D K Elastomers: Buna-N (standard) EPDM (optional) Viton (optional) Stem, Nut & Spring: H Stainless Steel A E B C F G I J Operating Pressure Operating Temperature Pilot System Tubing & Fittings Threaded = 400 psi Buna-N: 160F Maximum Reducing Control Copper / Brass (Standard) 150 Flanged =. Classic Series LFF115 (Globe) LFF1115 (Angle) Installations Prior to installation, flush line to remove debris. Any adjustments done to reliefs on the power unit, Adjusting Ring: a ring assembled to the nozzle and/or guide of a direct spring valve used to control the opening characteristics and/or the reseat pressure. Install valve horizontally in line (cover facing up), so flow arrow matches flow through the line. Watts reserves the right to change or modify product design, construction, specifications, or materials with-. water contains less than 0.25% of lead by weight. Throttles to reduce high upstream pressure to. After removing any valve from the valve block make sure the port is free from all metal shavings before reinstalling. Adjustment Screw: a screw used to adjust the set pressure or the reseat pressure of a reclosing pressure relief device. Pneumatic Valve Products Air Control Valves, Flow Controls & Accessories Catalog 0600P-13 ENGINEERING YOUR SUCCESS. HHT dealers and distributors can go to www.hearthville.com. LFF115 (Globe) LFF1115 (Angle) ClassiC series Sizing Size (in) 1-1/4 1-1/2 2 2-1/2 3 4 6 8 10 Maximum Continuous (GPM) 95 130 210 300 485 800 1850 3100 5000 Maximum Intermittent (GPM) 119 161 265 390 590 1000 2300 4000 6250 Minimum Continuous (GPM) 1 1 1 20 30 50 115 200 300 Maximum continuous flow based on velocity of 20 ft. per second. *The wetted surface of this product contacted by consumable. The pressure control is within the 1,5 to 5,5 bar range. trols is a total control system, from the components under the fireplace to the re-mote control in your hand. The diaphragm, spring, seat and flap valve are largely dimensioned for precise and constant regulation all in allowing high flow rates. Minimum continuous flow based on velocity of 1 ft. per second. HHT Hearthville offers Sales and Product Knowledge Training modules as companions to this troubleshooting guide. Guide, Product, Control, Troubleshooting, Troubleshooting guide, 1. A Watts Water Technologies Company ES-ACV-SB-LFF115_LFF1115 1410 USA: Tel: (713) 943-0688 Fax: (713) 944-9445 www.watts. Always use cap and strap supplied with valve. Install inlet and outlet isolation valves. Y-pattern valves shall not be permitted. 2. 3. LFF115 (Globe) LFF1115 (Angle) Classic Series Specifications The Lead Free* Pressure Reducing Control Valve shall be a pilot operated diaphragm valve designed to automatically reduce a fluctuating higher upstream pressure to a constant lower downstream pressure regardless of varying flow rates. Before continuing through guide check connections on all power and ground wires and make sure the control is functioning properly. Turn LP cylinder OFF by turning hand-wheel clockwise to a full stop. Avoid installing valves 6" and larger vertically. A corrosion-free spring (1) with a large spiral and highly sensitive : it guarantees precise adjustment. NOTICE When using butterfly valves, insure disc does not contact control valve. 4. out prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold. 3. Maximum intermittent flow based on velocity of 25 ft. per second. Remove the protective cap from LP cylinder valve. PRODUCT GUIDE, Product, Control, Valve, ZONE CONTROLS WIRING GUIDE, Valve Control, Industry Guide To Control System, Control Valve Product Guide, Flowserve, Flowserve control valve, Parker Hannifin, Troubleshooting guide, Guide, PRESSURE RELIEF VALVE ENGINEERING HANDBOOK, Modern search engine that looking for books and documents around the web, Pressure relief valve engineering handbook, PRESSURE RELIEF VALVE ENGINEERING HANDBOOK. Taking Hearthville modules is recommended. 2. LFF115 (Globe) LFF1115 (Angle) Classic Series Cross-Sectional Detail Main Valve 1 10 2 11 3 12 4 13 5 14 6 7 15 8 16 9 17 ITEM DESCRIPTION MATERIAL 1 Cover ASTM A536 65-45-12 Epoxy Coated Ductile Iron 2 Cover Bearing SAE 841 Bronze 3 Shaft / Stem ASTM A276 304 Stainless Steel 4 Stud ASTM A570 Gr.33 Zinc Plated Steel 5 Cover Nut ASTM A570 Gr.
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