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Series G Knife Gate
Metal and Resilient Seated
Installation, Operation, and Maintenance Manual
IMPORTANT
Please take a moment to review this manual. Before performing any maintenance on the
valve be sure the pipeline has been de-pressurized. The improper installation or use of this
product may result in personal injury, product failure, or reduced product life. Red Valve Co., Inc.
can accept NO liability resulting from the improper use or installation of this product. If you have
any questions or problems, please call the customer service department at (412) 279-0044. We
appreciate your comments. And thank you for choosing Red Valve.
The Red Valve Series G Knife Gate Valve
is a 100% full bore, all-metal knife gate
valve designed for the toughest applications.
The Series G features heavy-duty cast-iron
body, stainless-steel wetted parts, and either a
metal or resilient seat.
The Series G is designed to meet MSS-SP81
face-to-face dimensions, so that it can be readily
placed in service replacing inferior knife gates.
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Table of Contents
Related Manuals for Red Valve G Series
Summary of Contents for Red Valve G Series
- Page 1 The improper installation or use of this product may result in personal injury, product failure, or reduced product life. Red Valve Co., Inc. can accept NO liability resulting from the improper use or installation of this product. If you have any questions or problems, please call the customer service department at (412) 279-0044.
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Page 2: Installation
All valves with positioners and limit switches or installation, great care must be taken to install the gate valve in the other instruments are properly set at the Red Valve factory. proper direction. The gate must be installed so that the gate is pushed HANDWHEEL The standard Series GSR has a left hand stem thread. -
Page 3: Cylinder Maintenance
RESILIENT SEAT REPLACEMENT 5. Remove the four (4) bolts that connect the bronze seal retainer to the lower cylinder head. Remove the bronze seal retainer. 1. Make sure there is no pressure on the valve. 6. Apply approximately 3 to 5 psi to the open side of the cylinder. 2. -
Page 4: Maintenance
MAINTENANCE INSPECTION Valves should occasionally be inspected for damage and 4. Insert one ring of packing around the gate. Packing should be scarf cut wear. The inspection period should be determined by the severity of (on a 450 angle). If packing is cut straight across, be sure that the ends the service and environment. - Page 6 RED VALVE WARRANTY WARRANTIES - REMEDIES - DISCLAIMERS - LIMITATION OF LIABILITY Unless otherwise agreed to in writing signed by Red Valve, all Products supplied by Red Valve will be described in the specifications set forth on the face hereof.
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