The Belimo ZG-NM4 Crankarm Kit is a specialized damper actuator accessory engineered for NM Series actuators when direct coupling to the damper shaft is physically obstructed or impossible

or the MFT parameters must be adjusted using the Belimo PC-Tool or ZTH US handheld device

facilitating a faster braze-in process for contractors in the field

Versatile Application: Engineered for use in a wide range of A

If the inducer draft does not reach this level

Lochinvar & A.O. Smith 100109372 Gas Valve 318172-701 The Belimo ZG-NM4 Crankarm KitThe Lochinvar & A. O. Smith 100109372 Gas Valve is a critical OEM replacement part designed for high efficiency liquid propane (LP) heating systems. This 24v gas control valve features a 1 2" inlet outlet connection and is factory set to a 10" WC (Water Column) manifold pressure, ensuring precise fuel regulation for commercial water heaters and boilers. As a veteran grade component used in Lochinvar Knight and A. O. Smith Cyclone series, it manages