Swing check valve installation manual

possible unauthorized operation of the check valve. II. Installation All M&H Elmira, New York 14901AWWA Check Valves bolt between ASME/ANSI CLASS 125 Flanges. A. Orientation a. Swing check valves are always installed with the HINGE PIN placed horizontally, and above the pipe centerline (as shown in the pictures at the end of this section). Temperature: Bayco 4040 swing check valve is not recommended for direct blower mounted service. For direct blower mounted service use either the 4041 swing check valve (metal-to-metal seat) or the 4042 swing check valve (silicone-to-metal seat). INSPECTION / MAINTENANCE: Swing check valves can fail to operate if not properly maintained. The installation, operating and maintenance manual provides instructions for a Tom Wheatley swing check valve with an extended shaft assembly. A check valve's primary function is to control the flow of a fluid in one direction to prevent pipeline issues such as backflow. The swing check valve design primary parts include the body, shaft, arm, One check valve is designed for both 1½" and 2" pipe. 1½" pipe slip-fits into valve ports. 2" pipe is joined using 2" pipe coupling. 1.2 2" - 2½" Valve One check valve is designed for both 2" and 2½" pipe. 2" pipe slip-fits into valve ports. 2½" pipe is joined using 2½" pipe coupling. 1.3 Both Valves 45° or 90° fitting. See drawing below. A-2122 UL/FM Swing Check Valve General Information / Inspection and Storage / Installation 2 3 verify that ends are clean and sound. Valves are supplied with flat faced flanges with ANSI B16.1 Class 125 drilling. Do Not mate these valves to pipe or fitting with raised face flanges. 2. Remove the protective covers from the body ends. 3. Installation,Operation and Maintenance Manual Swing Check Valve 7 (6) Seal performance (Water Pressure: at R. T.) Unit: MPa {kgf/cm2} Nominal Size Seat Vertical Piping Horizontal Piping mm inch Shut the Disc Pass the Water Shut the Disc Pass the Water 15 1/2 EPDM, others 0.02 {0.2} 0.01 {0.1} 0.02 {0.2} 0.01 {0.1} SWCV-OM1-4 Swing Check Valve Manual No. SWCV-OM1-4 VAL-MATIC®VALVE AND MANUFACTURING CORP. 905 Riverside Dr. Elmhurst, IL 60126 Phone (630) 941-7600 Fax (630) 941-8042 valmatic.com Swing Check Valve with Lever and Spring, Lever and Weight, and/or Side Mounted Air Cushion Operation, Maintenance and Installation Manual When installing the swing check valve in the horizontal position, install the valve with the arrow mark on the body pointing in the direction of flow and the bonnet side up. Flow through the valve (in the direction of the arrow mark) forces the clapper to lift fully. The clapper seals the valve when the flow is reversed. leaving the factory. Swing check valves are designed to be tough and to provide long service with reasonable care and handling. Ensure arrow is pointing downstream of product flow when installing. Apply appropriate gasket for square-flanged (3030SQ / 3031SQ) and round-flanged (3030RD / 3031RD) models. Temperature: Bayco 3030 series swing check valves with molded flappers are not recommended for direct blower mounted service. VAL-MATIC'S SWING-FLEX CHECK VALVE OPERATION, MAINTENANCE AND INSTALLATION INTRODUCTION The Swing-Flex Check Valve has been designed to give years of trouble-free operation. This manual will provide you with the information needed to properly install and maintain the valve and to ensure a long service life. The valve is A.5 Special Inst