Mcdonnell Miller Low Water Cut Off Manual

Integrated wrench flats enable secure installation without damage to the housing.

Mcdonnell miller low water cut off manual.

Mcdonnell miller low water cut offs are specially designed to protect steam and hot water boilers from the hazards of a low water condition. A low water cutoff is a device that detects when the fluid level in hot water and steam boilers drops below the minimum safe operating level specified by the boiler manufacturer. Our low water cut offsread more. Mcdonnell miller is a leader in engineering and manufacturing boiler controls liquid level controls low water cutoffs and flow switches for steam and hot water boilers in industrial commercial and building trades applications.

Series 551 s make up water feeder. Series 21 221 make up water feeders. With a self cleaning probe available only on mcdonnellread more. Mcdonnell miller 149700 67 m 67 float type low water cut off w manual reset steam for residential and commercial applications specifications 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.

These controls are used as the secondary lwco on steam boilers and can be used as the primary lwco on hot water heating boilers. Mcdonnell miller s patented self cleaning probe minimizes scale build up and extends the recommended cleaning interval to 5 years. If this should occur the low water cutoff will cut off the burner and shut down the boiler. Series 25 a make up water feeder.

Features and benefits the rb 24e low water cut off offers several features. The series pse 800 m manual reset lwco is a new addition to the mcdonnell miller probe type low water cut off group of products. Series 101 a electric water feeders. Mcdonnell miller 176207 750 mt 120 guarddog electronic manual reset low water cutoff water for commercial or industrial applications primary or secondary control on hot water boilers secondary control manual reset models only on steam boilers manual reset models meet the requirements of asme standard csd 1.

Brass threads provide a metal to metal seal that ensures a leak free installation. Series 47 2 247 2 mechanical water feeder lwco. Series 53 53 2 mechanical water feeders lwco. Series 51 51 2 mechanical water feeders lwco.

Series 51 s 51 s 2 mechanical water feeders lwco. If a boiler is dry fired burned without water in it it can result in boiler failure or a possible fire explosion.