McDonnell & Miller Series 67 – Low Water Cut-Offs Mechanical For Steam Boilers
• For residential and commercial applications
• For boilers of any steaming capacity
• Quick hook-up fittings provided
• Lever-operated, full port ball valve for easy blow down
• Adjustable BX outlet for easy installation
• Dual precision switches for dependable operation of the low water cut-off and alarm or electric water feeder
• Optional features
– Low voltage switches for self-generating millivolt circuits
– Manual reset switch (manual reset switch must be ordered separately)
• Large float chamber
• Maximum steam pressure 20 psi (1.4 kg/cm2)
