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McDonnell & Miller General Catalogue Industrial Controls

McDonnell & Miller Series TC-4 Test-N-Check® Valves

• For hot water boilers
• Simplifies ASME CSD-1 code mandated testing of low water cut-offs by eliminating the need to drain the system
• Includes one upper and one lower valve for mounting at crosses in equalizing lines
• Restricts water flow when the low water cut-off’s blowdown valve is open
• Adjustable built-in vacuum breaker in upper valve provides rapid evacuation of water from the float chamber
• 1″ NPT
• Maximum temperature 250°F (121°C)
• Maximum pressure 160 psi (11 kg/cm2)

McDonnell & Miller Series TC-4 Test-N-Check® Valves

McDonnell & Miller Series TC-4 Test-N-Check® Valves provide continuous protection against a low water condition. Furthermore it satisfies pump control needs for commercial and industrial steam boilers.

If you need a different model other than those listed, please contact us at info@controlssupplychain.com.

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