Description
SPECIFICATIONS
McDonnell & Miller Series TC-4 Test-N-Check Valves
For hot water boilers
Simplifies ASME CSD-1A. 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 blow down 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)
WHY ITT CONTROLS
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PARTS
