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Фрагмент инструкции
Note: Inspect for shipping damage and notify freight carrier or store where purchased immediately if damage present. If the product appears to be malfunctioning or shows signs of corrosion, call a qualified professional. Current copies of the product manual can be viewed at Use proper safety equipment when installing. GENERAL SAFETY INFORMATION - ADDITIONAL SPECIFIC SAFETY ALERTS APPEAR IN THE FOLLOWING INSTRUCTIONS. CALIFORNIA PROPOSITION 65 WARNING: This product contains a chemical known by the State of California to cause cancer and to cause birth defects or other reproductive harm. (California Installer/Contractor - California law requires that this notice be given to consumer/end user of this product.) For more information: prop65/htm. DO NOT USE OXYGEN - EXPLOSIVE! Protect against freezing temperatures. Never pre-charge below 50% of maximum system pressure. INSTALLATION AND OPERATION INSTRUCTIONS Pre-Installation 1. Visually inspect the Surge-Trol for any damage. If damage exists return product for replacement. 2. Remove air cap. 3. For applications with pump start-up creating water hammer adjust the factory pre-charge setting to 15% below static pressure. 4. For applications with surge issues created by pump shut down adjust the factory pre-charge setting to 50% below static pressure. 5. For applications with quick closing valves, please consult manufacturer for tank location and pre-charge settings. (401) 535-1216. 6. Replace and tighten cap on air valve. If adjusting the pre-charge pressure higher than 55 PSIG the unit must be tied to the system immediately. Failure to do so could damage the bladder and void all warranties. Installation 1. The Surge-Trol should be installed as close to the offending fixture as possible in applications where there are issues with a quick closing valve. 2. The Surge-Trol should be installed as close to the pump as possible in surge applications. 3. Once the Surge-Trol is installed and the pre-charge adjusted properly, check for any leakage. Make repairs if necessary Maintenance 1. A qualified professional should check the complete system, including the Surge-Trol, yearly and more frequently as the system ages. Operation 1. The Surge-Trol is designed to provide surge protection as well as provide a cushion to prevent water hammer depending on its application. 2. Water temperature is not to exceed 240°F. or fall below 35°F. 3. The factory pre-charge setting is 25 PSIG and should only be adjusted at the time of the installation. 4. System velocity shall not exceed 22 fps. TYPICAL INSTALLATIONPUMPCHECK VALVETO SYSTEMSURGE-TROL Diagram 1 SIZING THE SURGE-TROL™ Precise Sizing For Pump Shut-down: Precise Sizing For Pump Start-up: Volume of Tank in Gallons = Vv AF AF - Acceptance Factor = 1 - ( P1 + 14.7)1/n P2 + 14.7 Vv - Vacuum Volume = Qss x Tc x 7.481 Tc - Critical Time in seconds = 2L a Volume of Tank in Cubic Feet = ( SG x 2 x Qs x L ) ( P2 + 14.7 )1/n 449a P1 + 14.7 ( P2 + 14...
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