Features

• For steam and hot water boilers with cold water feed
• Continuous maintenance of minimum safe water level, independent of electrical service
• Proportional feed action
• Quick hook-up fittings provided
• Quick-change replaceable cartridge valve and strainer
• Optional features
• No. 2 switch
• Manual reset
• Model 47 can be field upgraded with a No. 2 switch to add low water cut-off function
• Maximum water supply pressure 150 psi (10.5 kg/cm2)
• Maximum inlet water temperature 120°F (49°C)
• Maximum boiler pressure 25 psi (1.8 kg/cm2)

Weight	6.0 lb
Height	6.00 in.
Horse Power	1/3
Length	6.00 in.
Width	4.00 in.
Inventory Number	MCDM472
MPN	132800