Lennox 77W93 Actuator 30067439-890 or if you measure infinite

or if you measure infinite resistance (OL) on a multimeter while the switch is at room temperature

When you're replacing a high-tonnage scroll in a commercial rooftop or large-scale chiller

Key Benefits: OEM Precision: Specifically calibrated for York and Johnson Controls modulating heat pump systems to ensure exact 10K Ohm resistance values

Replacing a warped or unbalanced condenser fan blade is vital to preventing premature compressor failure and maintaining system SEER ratings during peak ambient conditions

Can I use this compressor in a residential single-phase application

Lennox 77W93 Actuator 30067439-890 or if you measure infiniteThe Lennox 77W93 Damper Actuator is a high performance direct coupled actuator engineered for precise airflow control in commercial and residential HVAC zoning systems. Designed for reliability in demand heavy environments, this unit provides 35 in lb of torque and a 90 degree rotation, ensuring consistent damper positioning. This modulating actuator operates on a 24VAC DC power supply and utilizes a 0 10VDC control signal, making it a critical