McDonnell Miller (149400) Model 67 - Low Water Cut-OffModel number 67 is a float operated low water cut off with quick hook up fittings for steam or hot water boilers. This control features an automatic reset with dual 120 volt switches for low water cut off and alarm or electric water feeders. Its maximum pressure is 20 psi. Quick hook up fittings allow for installation directly into gauge glass tappings (1 2" NPT). Blow down valve included. Part Number: 149400 Model: 67 Overview Product Features Quick

Tri-Function Button

Rising naval brass stem

Use with TC-4 on hot water systems

Range: 50° – 82°F

Part Number: 285948

this valve actuator operates off low power 24V AC

Maximum water supply pressure 100 psi (7 kg/cm2)

Standard Glass O

Maximum steam pressure 20 psi (1

Entire pressure range is National Board capacity certified

Model: FS4-3

4 3/4 Diameter: 13 5/16” Adjustable Size: 11 1/4 x 15 1/2