Roth CM Manifold System
Installation Instructions
Roth Industries, Inc. 315-755-1011 e-mail - [email protected] www.roth-america.com
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• Purge first loop with 40 - 70 psi to remove trapped air in loop
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Allow water to circulate until no air is discharged into the bucket
• Close supply and return valves on the first loop
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Repeat procedure until all loops have been purged
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Open the air vents until water seeps out and close
• Shut off the water source, close fill/drain valves and remove service hoses
Pressure Testing
Air test
•
Pressurize system to 87 psi (6 bar) for a minimum of 2 hours
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Pressure drop allowance after this test is a maximum of 3 psi (0.2 bar)
• If pressure drop is greater, use leak detection fluid or ultrasonic leak detector to detemine
source of leak
Fluid test
•
Pressurize system to 87 psi (6 bar) for a minimum of 24 hours
•
If pressure drop occurs, check for leaks
•
Use caution when pressure testing with water in colder climates where freezing could occur