Laars Heating Systems 2400-005 Pump 30067439-890 Replacing a worn or leaking

Replacing a worn or leaking 8-inch neoprene diaphragm is standard preventive maintenance to prevent HVAC pneumatic system failure and ensure that your direct or reverse-acting controls respond accurately to branch pressure changes

simplifying field calibration during initial setup

and 1420848

Featuring a 24V AC coil and SPDT (Single Pole Double Throw) contacts

What is the minimum operating pressure differential for this valve

Laars Heating Systems 2400-005 Pump 30067439-890 Replacing a worn or leakingThe Laars Heating Systems 2400 005 Pump is a high performance 115v circulating pump engineered specifically for closed loop hydronic heating applications. Built with a rugged cast iron pump body and 1 25 HP motor, this unit serves as the primary circulator pump for boilers, radiant floor heating, and fan coils. It is a direct fit for Laars boiler parts catalogs and acts as a reliable replacement for the Grundfos UP15 42F model. With a maximum flow