Replacing a fouled or unbalanced wheel is critical for preventing motor failure and maintaining HVAC combustion safety and efficiency

This kit is designed for UHCM

The kit includes a precision-machined armature with valve plate and spring

100mm outer diameter

which is a requirement for certain CSD-1 compliant safety protocols

Siemens Building Technology 656-0004 Valve 318518-761 Replacing a fouled or unbalancedThe Siemens Building Technology 656 0004 Valve is a specialized 1 2 inch normally open pneumatic valve designed for terminal unit applications including convectors, fan coils, and radiation systems. This 2 way globe valve features a 0. 9 Cv flow coefficient, engineered to maintain precise control of water or steam in variable pressure environments. Built with a brass body and stainless steel stem, the assembly excels in high rise building systems due