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250lb Strainers on Ammonia Plants

250lb Strainers on Ammonia Plants

Older ammonia systems may contain 250lb strainers. They are not allowed in many jurisdictions. We wanted to share an explanation why they should be replaced. Do you have a 250lb strainer on your system? The maximum allowable working pressure is 250lbs. The relief valves on your tank are also 250lbs. You would think all is […]

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Maintaining Your Ammonia Pumps While Not in Use

Maintaining Your Ammonia Pumps While Not in Use

Here are some helpful tips for maintaining your ammonia pumps while not in use: 1.  Always follow manufacturers recommendations when greasing your pump   Over greasing can damage your seals resulting in pump failure 2. If at anytime liquid and vapor are removed from the pump for any period of time vapor should be re-introduced into […]

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Underground Line Testing Piping, Tubing and Fittings

Underground Line Testing Piping, Tubing and Fittings

CGA G2.1 – 2014 5.6 – All piping, tubing and fittings must be made of steel or other materials suitable for anhydrous ammonia service. Brass, copper or galvanized steel pipe or tubing must not be used. All piping must be supported in accordance with good piping practices, and provisions must be made as necessary for […]

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Pressure Actuated Bypass Testing

Pressure Actuated Bypass Testing

Pressure Actuated Bypass Testing now Required by the State of Minnesota   How is the test performed? The Minnesota Department of Agriculture has provided the steps to this test. Click here for this information. What is the standard expected and how should it be documented? Pressure Actuated Bypass Testing now needs to be done at […]

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