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the HU-921-MA-8 is designed for direct unit mounting in fresh air hoods or return air ducts
this control is designed to work with both direct and indirect flame sensing systems
Operating at 115V with a fixed speed of 1000 RPM
HVAC technicians should verify the ground wire to the burner tray is secure
York S1-028-04764-700 Groove Sheave 320735-701 the HU-921-MA-8 is designed forThe York S1 028 04764 700 is an OEM grade Variable 1 Groove Sheave designed for precision airflow calibration in light commercial and residential belt drive HVAC systems. Specifically engineered with a . 875 inch bore (7 8"), this adjustable pitch pulley allows technicians to fine tune blower speeds and system CFM without the need for modular motor changes. This component is essential for air handlers and condensers where field balancing is required
US$ 20.00
US$ 28.00
US$ 124.97