Check Valve Installation Guidelines

Additional precautions may be necessary depending on the specific application and applicable laws, regulations, codes, and insurance requirements. 4 MUELLER ® A-2600 SERIES AWWA SWING CHECK VALVE Maintenance and Troubleshooting 3. CHECK VALVE DESCRIPTION Piston and ball check valves, like all check valves, are used to pre-vent back flow in the line. How Much Oil 16. Now it's time to replace your sump pump. Double Acting Cylinders 12. When To Install a Check Valve in Your Pool Plumbing - INYOPools. com 1 2 Height Width Depth Dishwasher dimension A Height B Width C Depth Space dimension 120V. SIZING GUIDELINES FOR SAFETY VALVES The set point for the safety valve shall be at least 10% between the operating system pressure and the safety valve set pressure. Refer to Check-All Valve® Terms and Conditions Form #160 for warranty information. Install the lower stem cap [25] and screw the rod into the swivel ball on the pallet sub-assembly. Check Valve. 2 Pressure Surge and. The valves provide full rated flow capacity at 100% over-pressure. Find reviews, expert advice, manuals & specs for the Moen 3570. Proper selection is important to ensure the most safe, efficient, cost-effective and long-lasting systems. Espar Heater Installation- DIY Guide from year to year- do a reality check on your floor and seat base. Particular check valves perform additional services as follows: 1. Step 1: Apply a small amount of valve lapping compound (part number 94150) - a fine, but abrasive paste- to the valve face and insert the valve into the valve guide. The objective is to balance the pressure of the rear brakes to the front so that under hard. Develop and maintain installation standards for all applications. 3 Instructions for Installation 3. Butterfly valves should be installed if possible a minimum of 6 pipe diameters from other line elements, i. See drawing below. All secondary circuits connected to a primary circuit should have a flow-check valve or spring-load check valve on the supply, and one of the following options on the return: 1) another flow-check valve, 2) a swing check valve, or 3) an underslung thermal trap at least. Each valve has a guide seal which prevents the toxic combustion gases from leaking through them. 2) Inspect the valve port and seating surfaces for cleanliness just prior to installation. A partial listing of sizing and installation highlights is listed below. mark Sprinkler, Trench and manifold locations 7. Figure 1 shows piping schematics only to illus-trate the general installation of the Heat Reclaim Valves. ADDITIONAL INSTALLATION REQUIREMENTS FOR VAULTS AND ENCLOSURES When a Double Check Valve Assembly (DCVA) or a Double Check Detector Assembly (DCDA) is installed in a vault the following shall be provided: 1. PROCEDURE I. The concept behind the check valve is relatively easy but highly. But even the most high-quality components can't perform without proper application and installation. 1041158-5-C 2 Kohler Co. The cover plate should be facing upward to allow proper clapper action. The manufacturer calls these check valves horizontal swing check valves. The valves provide full rated flow capacity at 100% over-pressure. The pressure of the fluid passing through a pipeline opens the valve, while any reversal of flow will close the valve. If the valve does not function (on pneumatic valve) when electricity is supplied check the valve function using the solenoids manual override. If the valve. Valve Throttle Shar Assemt*y - Clip Shaft Retainer S Valve Choke Shatt Assy - Fast Idle Inlet Ne Check Seat Assembly Seat Asserntfly - Nozzle Assemb,' Check Valve Plug -Welch Plug - Welch or Cup Welch Plug - Screw Fitting Plug Idle Needle Choke Friction Gasket - Metering Gasket Screw Gasket - Fuel Pump Diaphragm P Diaphragm - Fuel Pump. Pressure Relief Valves: Guidelines for Installation and Operation Posted on August 21, 2015 by admin Your pressure relief valves (PRVs) are your most important line of defense against equipment damage, not to mention harm to your personnel, your plant, and the environment. The VCYY-P/H Y PVC Gray, PVC Clear & CPVC Y-Check Valves are an angle type valve that automatically stops reverse flow by the dead weight of the disc plug. IMPORTANT!. 4 Troubleshooting Guide Symptom Possible Cause Resolution Valve won't rotate 1. Eighty years ago the specifier had only to pull out a standard swing check valve specification and add it to the system plans regardless of location or application. Stainless Check and Foot Valves. 11 Dan fo ss 20-65. Check Valve. You should have at least 18” vacuum to the booster. Develop and maintain installation standards for all applications. It is most important to ensure a clean water supply free of debris and solid particles such as sand, gravel, or mud. Choose from a full line of cast steel gate, globe and check valves. check valve). The M&J piston check valve provides back fl ow control for piping systems. Carefully clean the bore before installing the check valve to insure a good surface for the o-ring to seal against. Valve body installation A. This style of check valve is a good choice in applications that have a high percentage of solids and a lower on/off cycle count. GLOBE ALARM CHECK VALVE INSTALLATION AND MAINTENANCE GUIDE IMPORTANT NOTES 1. Temperature and pressure safety valve (T&P Valve): Mounted on the geyser towards often on the opposite side to the drain cock. CALL GUARDIAN EQUIPMENT FOR SYSTEMS DESIGNED TO OPERATE AT TEMPERATURES OUTSIDE OF THIS RANGE. 1 Checks on Valve Assembly before Installation 3. The following information should be followed in addition to the requirements set forth by an on-site, process engineer or professional pipe fitter. The air flow continues. Hunter provides installation details for designing irrigation systems. Replace or repair 3. The 5300 ARC valve is a complete system which performs four separate functions within the pumping circuit - all within one compact body. Adequate thread sealant must be added to ensure a leak free installation. If a check valve is incorporated in the installation, a vent hole (approx. The NRVH valve is especially designed for systems where compressors are connected in parallel. Locate the steam trap below the lowest condensate discharge point of the equipment. (The valve can be damaged. check valve). Check for any foreign material that should not be inside the valve and remove. Piping Symbol Legend circulator (w/ isolation flanges) gate valve globe valve ball valve swing-check valve flow-check valve spring-loaded check valve hose bib / boiler drain thermostatic radiator valve TRV (straight) circuit setter manual 3-way valve zone valve air separator backflow preventer diaphragm-type expansion tank pressure reducing valve. EPDM (E) Rated for temperatures -30°F to 250°F. To verify proper installation, make sure each valve opens in the direction of desired flow. The recommended water pressure is 50 to 60 PSIG. Disk Check Valve38 27 Type IV Bonnet on Stop-Check Valve39 28 Type IV Bonnet on Piston-Lift Check Valve 41 Key to Illustrations Introduction This manual has been prepared to serve as a guide for the maintenance of Edward valves of the pressure-seal bonnet joint construction. Powell Valves is a proud check valve manufacturer and supplier that provides industrial check valves in various configurations and materials. Installation and Maintenance Instructions—Lab Valves 18 Actuation Mounting Data 19 Ball Valve Mounting Data 19 Butterfly Valve Mounting Data 20 Valve Accessories 22 Reference Data 25 Engineering Data 26 Standards 29 Product Specifications 31 Product Line 34 Warranty 37 Copies of the Chemtrol Valve Guide and other Chemtrol publications are. This is probably the most common check valve in use today and is a full-port design, meaning the disc, when fully open, is out of the flow stream. Valve packed with debris 3. The 1/2-in SharkBite check valve is a general-purpose spring check valve that prevents the reverse flow of water. - Wear protective gloves and safety goggles as fluid remains in the valve. Make sure during this process that the valves are in the same position so that air does not become. The Valve Shop is an authorized stocking distributor for Asco valve, Apollo valve, Hayward valve, Kunkle valve, Numatics, Saunders valve, Stockham valve, Techno valve, Triac valve, air valve, ball valve, butterfly valve, check valve, control valve, diaphragm valve, float valve, gas valve, gate valve, globe valve, pressure regulator, relief valve, solenoid valve, water valve. INSTALLATION GUIDE AND OWNER’S MANUAL Electric Mini Tank Water Heaters The water utility supply meter may contain a check valve, backflow preventer. Precautions for safety (1) Check the valve specifications with catalogs or section 3 in chapter I of this manual before installation. protection against scalding. This adjustment controls the slow speed up shift. For this reason, guides must be checked, and replaced or repaired if beyond manufacturer’s specifications. Today, however, engineers weigh the importance of slamming characteristics, headloss, cost of purchase and cost of maintenance when making a check valve selection. Thermostatic Mixing Valves. Repeat this step for the other valve. Any section of the tire remaining on the bead seat of the rim will make tire installation. 2 Check Valve Applications Chart 90 1. (Valve is shipped with the gate closed) Step 7: Now you are ready to install the new valve. Check valves should be installed horizontally in a plumbing system. Check for any foreign material that should not be inside the valve and remove. It's important to understand the components that make up your homes water system in order to maintain it and keep clean fresh water flowing safely into your home. All the valves we produce are subjected to rigorous quality control testing standards according to in-house procedures and to international standards. Contact us today to find out what Cla-Val can do for you. 2 Gravity ball check valves are converted to vent valves by replacing the standard ball with a floater ball and inverting the valve at installation–with seat up. It is designed, manufactured, and tested in accordance with API-6D Q1 unless otherwise specified. Thread 1 ¼” close nipple into bottom of riser tube (check valve body). guidelines, it cannot provide specific data and warnings for all possible applications. 2 DESCRIPTION OF FUNCTIONS LISTED IN THE SELECTION GUIDE MANUAL ON-OFF VALVE CONTROL FUNCTION (items D1, E1 on the VALVE SELECTION GUIDE): The MANUAL ON-OFF model of the 800 Series Control Valve is a hydraulically operated sleeve type valve with a manual. Short disc travel from full open to full close provides the ability to close very rapidly. Then, using a bicycle pump or air compressor apply about 30 psi pressure to the system. Flow arrows. Today, however, engineers weigh the importance of slamming characteristics, headloss, cost of purchase and cost of maintenance when making a check valve selection. Pressure relief valve is required with wet pipe system, when a rise in ambient temperature can cause system pressure to exceed 17. Powell Valves is a proud check valve manufacturer and supplier that provides industrial check valves in various configurations and materials. type check valve costs less per inch of size than most other types of check valves available. Fire protection contractor to provide Owner with a full set of shop drawings, specifications, materials list, product cut sheets, and any other items required as per Town of Henrietta Fire Sprinkler Submittal Checklist. Manual Plastic Check Valves Ball Check Valves True Union Ball Check Valve (1/2"-2") and Single Union Ball Check Valve (3"-4") The Asahi/America ball check valve employs a free moving ball, which unseats to permit flow in one direction, but seals against a seat to prevent backflow. The recommendations contained herein are considered standard industry practice for tanks constructed to NFPA 31, Standard for the Installation of Oil-Burning Equipment in the United States. Temperature and pressure safety valve (T&P Valve): Mounted on the geyser towards often on the opposite side to the drain cock. Not only will a sump pump help control basement moisture and protect your home and. PROCEDURE I. No special tools required to service Series 007 and LF007. In the case of vertical piping,. How to install a quiet check valve on your sump pump. The valves will turn in either direction, 360 degrees. Angled radiator valves connect the radiator with the pipework at an angle. Preaction/Deluge Valves 9-4. Piston Check Valve 4 MJ-1937 Issued: March 2009 Installation, Operation, and Maintenance Manual for M&J Piston Check Valves 1. The suitability of a valve for a particular application is decided by the materials used in relation to the conveyed fluid as well as its mechanical design. Do not assume that because 220 volts is supplying the equipment that the ozonator operates at 220 volts. Please give us a call if you need help finding a part you are looking for. (3) If foreign matter remains in the piping on which the valve is installed, the valve seat surface may be damaged and a seat leak may occur. Function Valves are designed to perform four principal functions: 1. Install cleaning heads and nozzles according to the Design Plan. 7 Bar relief valve setting should be used. Installation, Inspection, Maintenance, and Repair guideline for installation. Also, for European customers, our Quick Reference Manuals offer basic installation instructions and product safety notices in your native language. Flow arrows. Control Valves 9-3. Metering/Dosing pump accessories and installation guidelines Pump Installation Guidelines These guidelines are intended for those planning metering pump installations. Contact us today to find out what Cla-Val can do for you. Legend provides high quality valves and fittings for plumbing, industrial, commercial and residential markets. out the delivery port of the double check valve. EPDM is an abbreviation of a compound called Ethylene Propylene Diene Monomer. Install the expansion tank in the incoming water line to the water heater between the water heater and the backflow preventer or check valve (see Fig. The installation. The End Cap can be removed with the discharge high pressure check valve attached. (The valve can be damaged. Make sure the valve type will work in the installed position. Does your engine blow blue smoke when idling, does it smoke blue going down the road? Chances are you have worn out valve guide oil seals in your engine. The preferred installation of a ball check is in the vertical position. 12 Dan fo ss 20-63. Check one each, intake and exhaust per cylinder head. Silent or center guide valves are similar to lift check valves, with a center guide extending from inlet to outlet ports. STEP 3: Open the service stop and flush the valve (Threads on the flush plug are for a hose, if needed). Designed for sump pump applications, this Sump Pump Check Valve is made from a strong and durable ABS material. SOCLA: some key figures. Quality is our commitment; while competitive price and timely delivery is our promise. Once the water has gone through the valve, it cannot go back the way it came. Firmly push the black 1/4” tube over the small barb fitting on the bottom of the faucet. If your home’s water pressure is greater than 80 PSI, lower it with the pressure-reducing valve at the main water shut-off. PDC for reciprocating air or gas mediums. You should have at least 18” vacuum to the booster. Series 007 Double Check Valve Assemblies prevent the backflow of contaminated water into the potable water supply. out the delivery port of the double check valve. SELECTION Check valves are for the prevention of backflow. CHECK VALVE A check valve is a type of valve which normally allows fluid (liquid or gas) to flow through it in one direction but not the opposite direction. Install the lower stem cap [25] and screw the rod into the swivel ball on the pallet sub-assembly. An encapsulated spring and sliding poppet recreates this performance in larger sizes. 3 Lift check valves permit flow in a certain direction and prevent the backflow. MAINTENANCE FILTERS/CHECK VALVES. However, if the ball check valve is to be used in a horizontal installation, it is important that the static head is at least 20 feet of water (nine pounds per square inch). The leak has to be before a extra (good) check valve or the pump simply comes on and prevents air getting into the line. Pressure relief valve is required with wet pipe system, when a rise in ambient temperature can cause system pressure to exceed 17. The following aspects are to be considered during the installation of swing check valves: • Possible damages to the swing check valves and O-rings are to be checked prior to installation. Butterfly Valves Installation, Operation & Maintenance Guide BV/BV-D Butterfly Valves PREFACE. 3) Support the valve to prevent unnecessary stresses induced by connecting pipe. Check Valve. (The valve can be damaged. The hub is actively seeking to connect to the receiver and thermostat. Check your home's water pressure with a gauge. This can be accomplished by preparing the steam piping before the steam piping has been installed or by conducting controlled steam blows after the installation. Check flange bolting for evidence of loosening and correct. AVOIDING PROBLEMS The best way to ensure that the valve stem is properly aligned and not prone to gouging or scratching is to perform a manual, pre-actuation, open and close cycle test while closely examining the stem for defects as it moves. The NIBCO® brass swing check valve prevents backflow by automatically closing when fluid reverses direction. Stop check valves must not be mounted in systems where the outlet side of the valve is open to atmosphere. Here is a video of a larger, whole house salt-free system (the Aquasana whole house system) being installed:. 3 Check if system piping is clean For reliable measurement always make sure the fluid stream is clean. pressure and seals the opposite port, assuming it is at a. Installation, Operation and Maintenance Guide G3600 Series Thermostatic Miing Valves IMPORTANT: THESE SYSTEMS ARE DESIGNED TO PROVIDE MIXED WATER FROM 60 TO 90°F (15 TO 32°C) FOR EMERGENCY SHOWER APPLICATIONS ONLY. Check inside the valve to be sure that any materials used in shipping are removed. Series 007 is ideal at referenced cross-connections identified as non-health hazard applications. STEP 3: Open the service stop and flush the valve (Threads on the flush plug are for a hose, if needed). Apollo Online CAD/BIM Models. Download drawings, specifications, installation instructions and more. Local codes govern the use of AAVs in place of vents. Locate the steam trap below the lowest condensate discharge point of the equipment. v Flomatic Check Valves. The H2O Jet Redundant Pump must not be operated with one Intensifier removed. An arrow or the symbol for any type of check valve (a fluidic/pneumatic logic symbol) on the outside of the body indicates flow direction. In horizontal flow installation, the hinge pin must be vertical. Siphon Check Valve Installation Guide Installing the New Check Valve 3 Figure 2. Rated for 0-30 gpm (0-114 lpm) Weighs 5 lbs (2. Of course, 6 pipe diameters are not always practical, but it is important to achieve as much distance as possible. 1 Adjacent Flow Disturbances 92 1. Boiler Trim Valves, Industrial Valves, Fire protection Valves, Electrical Apparatus Valves, In-House Design, testing & Engineering Services & Finished Products United Brass Works is a manufacturer of high quality bronze, ductile iron and carbon steel valves for a variety of applications. The M&J piston check valve provides back fl ow control for piping systems. The bronze check valve features solder end connections for ease of installation. If the pressure is higher than that, install a Pressure Regulating Valve (or adjust your existing pressure regulating valve if you have one). How to install a quiet check valve on your sump pump. AKRON SWING-OUT™ VALVE INSTALLATION AND OPERATING INSTRUCTIONS INSTALLATION INSTRUCTIONS A. Since check valves contain small parts that eventually fail, this inexpensive part is a cheap insurance policy against water intrusion. Consult a local expert and Check local Codes 3. The valve-relief pockets in the pistons will have to be flycut by an experienced machine shop. Check valves are also commonly used in sump, pond, and sewage pump applications. Check piping and/or wiring to actuators and related equipment for looseness and correct as needed. rated check valves are universal and accept either 1. Check valve installation procedure. All secondary circuits connected to a primary circuit should have a flow-check valve or spring-load check valve on the supply, and one of the following options on the return: 1) another flow-check valve, 2) a swing check valve, or 3) an underslung thermal trap at least. It is also known as check valve. 7 INSTRUCTIONS FOR CHECK VALVES All Velan inclined piston check and stop-check valves without springs, when installed in vertical or near vertical line, should have fluid flow upward and the angle of incline of the line not more than 5º past the vertical in the direction of. Install on voltages higher than 30VAC. Check carrier for freedom of movement. If the valve. 7 A swing check valve shall be installed on the water utility main side of the fire department connection (FDC). 0 failures per year compared to process control valves with a failure rate of 0. For check valve, it will need a cracking pressure to push the poppet for fluids to flow through. How to install a quiet check valve on your sump pump. INSTALLATION, OPERATION AND INSPECTION SERIES 120WC & 120W AWWA C508, HORIZONTAL SWING CHECK VALVE. If your valve stem heights are uneven (check them by measuring from spring seat to the top of the valve) or different from factory specs (see the factory shop manual), then you'll have to check lifter preload on each valve, on both heads. Equip strainers with ball valve type drain valves. These valves should be discouraged where the potential overpressure is twice the maximum allowable pressure. Established in 1997, this valve has revolutionized sewer protection across North America with its patented ‘normally open’ gate design. 410 solenoid valves feature a Class B insulation system and molded coil for ambient temperatures from 32˚F to 125˚F (0˚C to 50˚C). This is usually in situations where the central heating pipework comes from under the floor. 1 Each control valve shall be operated annually through its full range and returned to its normal position. Series 007 Double Check Valve Assemblies prevent the backflow of contaminated water into the potable water supply. Swing checks may be installed in horizontal positions (or vertical with flow moving up). And in that case the poppet in the upper check can stick in the discharge port of the check valve, close off or almost close off the water flow, and cause a well saver to shut the pump off on low amperage. Ezelia High Pressure Shower Head, 5-Settings Hand Held Shower Head with 60 Inches Stainless Steel Hose, Adjustable Angle Bracket, Check Valve, Chrome - - Amazon. Since a flow-control valve meters flow in one direction only, the inlet and outlet ports must be correctly connected in a circuit in relation to the flow direction to be metered. Carry out tests on any alarms or protective devices. Ferguson is the #1 US plumbing supply company and a top distributor of HVAC parts, waterworks supplies, and MRO products. Dodge Engineering & Controls, Inc. 30 l Macerator Check Valve pipe work is fully seated into both the Macerator and the check valve An arrow on the side of each check valve indicates the correct direction of frtment. 0 failures per year compared to process control valves with a failure rate of 0. Digital hand wheel with 4, 8, 12, or 16 turns to open (depending on size), and memory stop. Click here to download the installation details in DWG, DXF or PDF format or scroll Sprays - Pro-Spray Installation Details | Hunter Industries. NOTE: All installations must be in accordance with local and state codes which may differ from the information in this. Advanced Troubleshooting Guide. Cable To Cable Valve Installation Instructions; Cable Valve Installation Instruction; Electric Waste Valve System Installation Instructions; HydroMax Automatic Fresh Water Pump (P25201) Instruction Sheet for No-Fuss Flush with Check Valve (#A70 & #A10-3050) INSTRUCTIONS FOR ROPE LIGHTS WITH TRAKS, 18' #A30-0950; INSTRUCTIONS FOR RV MISTERTRAK #. NOTE If the one-way check valve is internal or otherwise inaccessible, locate the check valve on the primary reservoir. In order to comply with current water regulations it must be installed in accordance. Check Valves. This backflow preventer installation guide details each method and highlights why we recommend installing backflow preventers a. If the valve is just catching on a bit of metal knurled out of the valve by the valve keepers, you can take a small file and file it down so the valve will slip through the guide. It's important to understand the components that make up your homes water system in order to maintain it and keep clean fresh water flowing safely into your home. (Scroll over Numbered part for Detailed View). How To Check or Adjust the Fill Valve How to Check the Fill Valve (aka Tank Valve) I nside the tank is a water valve that controls the water inlet for the refill cycle. Vapor Management Three vapor management options: 1. It is designed, manufactured, and tested in accordance with API-6D Q1 unless otherwise specified. Here is a video of a larger, whole house salt-free system (the Aquasana whole house system) being installed:. It is recommended that these valves be installed no closer than 10 pipe diameters from a pump. Thermostatic Mixing Valves. Double Check Valve Models DCVE 3/4" - 2" TEST #1 Installation Instructions TEST #2 Flomatic Corporation PURPOSE: To determine the static pressure drop across check valve No. 1 Check Valve Seat Tightness 95 1. Water flow and supervision circuits shall be in accordance with the requirements of electrical specifications. Red Valve responds to our customer needs with quality valve products and engineering services designed for the toughest installations in the water, wastewater, chemical, power and mining industries. Proper selection is important to ensure the most safe, efficient, cost-effective and long-lasting systems. li/checkvalves In this video we'll cover the various types of check valves, how to use them, and provide some install tips. Bonney Forge Corporation 14496 Croghan Pike Mount Union, PA 17066 FORGED STEEL GATE, GLOBE AND CHECK VALVE INSTALLATION, OPERATION & MAINTENANCE MANUAL. If the downstream test cock is at the highest point. Prestex 8028 combined double check valve and service valve: order reference code 551020(15mm) A design-tested non-return valve pursuant to DIN 3269-1/DIN 3269—2 DVGW and SVGW has been factory-fitted at the water inlet of the connecting fitting. 3 Check if system piping is clean For reliable measurement always make sure the fluid stream is clean. 16)at this time. This ball rotates freely when fluid passes through the system, which causes a wiping motion and even wear between the ball and seat. Check piping and/or wiring to actuators and related equipment for looseness and correct as needed. NITRA Polyurethane and Nylon 12 tubing is easily connected. This will insure that gravity will seat the ball properly each time. Position the template in the appropriate position, mark and cut out the wall liner. Develop and maintain installation standards for all applications. The installer must check the mixed flow temperature after installation, and adjust the valve as needed according to the instructions. DO install a check valve and a union in the discharge line. Many engine builders cut the head of an old valve and turn down the stem to a sharp point for a makeshift punch that fits into the guide. One of the most common problems you can address with regular testing is the buildup of mineral salt, rust, and corrosion. If the bidet water supply doesn’t have a shut-off valve, add one with hot and cold flexible tubes with preattached fittings that connect the coupling nut to the bidet fitting and the compression fitting to the shut-off valve. By constantly accommodating the valve stems as they. This vent an important safety feature of the whole system. Generally valves could be installed in any orientations except for check valves, certain orientations would hamper the function of the valves. Without a check valve in the drain line, if the drain plugs, the drain line will back up into the RO membrane and create all sorts of problems. 8 All systems require a post indicator valve (PIV) as the sole control valve, located away from the building at a location approved by the Fire Marshal, minimum forty (40) feet from the structure or across the fire lane. The small hose spring at the bottom of the bellow has to be installed correctlyto the groove of the bellow. Install a minimum of 12 diameters of straight pipe upstream of all circulators and check valves. CHECK: For broken, cloudy or cracked glazing. Service beyond the valve specifications may cause fluid leakage and valve malfunctions. There is an arrow of direction cast into the valve body but can easily be checked by looking into one end of the valve and see whether you are looking at the under side of the seat or above the seat. continue on page 5 & 6 for tanks and electrical installation steps step 3 step 4 step 5 step 6 step 7 for sand or well points. When selecting seats, always consult the pressure / temperature charts and corrosion resistant guide or contact the factory for engineering help. CHECK VALVE DESCRIPTION Piston and ball check valves, like all check valves, are used to pre-vent back flow in the line. Standard valve design has no spring in order to minimize cracking pressure and pressure drop, it will only function properly when installed in a horizontal line. 7 INSTRUCTIONS FOR CHECK VALVES All Velan inclined piston check and stop-check valves without springs, when installed in vertical or near vertical line, should have fluid flow upward and the angle of incline of the line not more than 5º past the vertical in the direction of. 50-60 PSI is ideal. Because of the diversity of the types of systems, fluids, and environments in which valves must operate, a vast array of valve types have been developed. Repeat this step for the other valve. Develop and maintain installation standards for all applications. Refer to the National Electrical Code Guidelines for wire size and to prevent electrical shock. Outdoor Installation Model DCVE Double Check Valve may be installed outdoors only if the assembly is protected against any freezing conditions. Series 909/LF909 should be installed in a horizontal and upright position. These include piston check valves, swing check valves and duo check valves. The Mira DCV-H is a high pressure, outlet double check valve. Installation Globe valves are unidirectional whereby they are only designed to take the flow in one direction, under the disc. Use a suitable joint compound or. Their compact design makes them easy to install in tight spaces. The 3-way valves on the flow center include direction indicators on the valves which determine the flow path (see figure 8). Each valve has a guide seal which prevents the toxic combustion gases from leaking through them. Check local codes. Installation Instructions for Proco expansion joints and check valves are available to help take the guesswork out of the installation process. Recover pre-existing fluorohydrocarbon refrigerant by pumping into an evacuated and labeled refrigerant canister. Manual Plastic Check Valves Ball Check Valves True Union Ball Check Valve (1/2"-2") and Single Union Ball Check Valve (3"-4") The Asahi/America ball check valve employs a free moving ball, which unseats to permit flow in one direction, but seals against a seat to prevent backflow. Product Listing. this tubing so there is only 12” more than needed to make a comfortable installation. ESP Water Products' Reverse Osmosis Troubleshooting Guide will help you find solutions to problems with RO faucets, bad taste or odor, cloudy water, leaks, and no water coming out at all. NOTE: The direction of water flow is very important for the proper operation of the outdoor furnace. How to install a quiet check valve on your sump pump. The operational principle of the valve is the same as the ordinary outside lever and spring swing check valve, with the exception that the Double. All Swing-Out valves have two Seats and will hold pressure or vacuum in either direction. , on the body surface. KC1000SS Kegerator Installation Guide. Check Valve. Blow out all piping and thoroughly clean before valve installation. Install the upper separator plate gasket and plate. Tapped holes are provided in the body for lifting lugs to assist with installation (10" and larger sizes only). If you learn how to install a well-pressure tank yourself, you will not need to pay for a repair man, and you will also have gained knowledge in repairing your well system. MAINTENANCE FILTERS/CHECK VALVES. 2879800) to allow make-up air in, without allowing fumes to escape. An arrow or the symbol for any type of check valve (a fluidic/pneumatic logic symbol) on the outside of the body indicates flow direction. Bonney Forge Corporation 14496 Croghan Pike Mount Union, PA 17066 FORGED STEEL GATE, GLOBE AND CHECK VALVE INSTALLATION, OPERATION & MAINTENANCE MANUAL. Valve Guide Knurling & Resizing Tools. These include piston check valves, swing check valves and duo check valves. Webinar: Check Valve Installation and Piping Design Guidelines Watch this webinar now to uncover solutions to common check valve problems. Swing checks may be installed in horizontal positions (or vertical with flow moving up).