Belimo ZG-NM4 Crankarm Kit Whether you are servicing a

Whether you are servicing a boiler

Is the York S1-022-11571-000 compatible with R-410A systems

and an aluminum 60 to 90F scaleplate

Using it with a 240V power source will result in coil burnout

ensuring the thermocouple or thermopile (depending on your specific valve configuration) sits correctly in the flame path for reliable millivolt production

Belimo ZG-NM4 Crankarm Kit Whether you are servicing aThe 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. Functioning as a high performance HVAC linkage kit, the ZG NM4 provides a reliable mechanical interface for crankarm mounting in space constrained installations or retrofit applications. This kit serves as the direct replacement for ZG NM3, offering improved