569 LOW WATER CUT-OFF - 469 W/ 1-3/16" INSERTION LENGTH W/ 1/4" NPT TAPPING Fulflo Valves outlet 1⁄4" NPT

outlet 1⁄4" NPT

safety and corrosion resistance

• Non-rising stem

• Adjustable outlet pressure

McDonnell & Miller 53/53-2 Series Data Sheet

569 LOW WATER CUT-OFF - 469 W/ 1-3/16" INSERTION LENGTH W/ 1/4" NPT TAPPING Fulflo Valves outlet 1⁄4" NPTLow Water Cut Offs Mechanical For Steam Boilers Series 69 Built in Low Water Cut Offs For residential and commercial low pressure steam boiler applications For boilers of any steaming capacity For mounting in 212" NPT boiler side tappings Insertion lengths available in 1316 418" (30 105mm) Packless bellows Adjustable BX outlet for easy installation Dual precision switches for dependable operation of the low water cut off and an alarm or electric water