McDonnell & Miller 101A Water Feeder R-410A Multi-Speed Flexibility: Features 3-speeds to

Multi-Speed Flexibility: Features 3-speeds to dial in appropriate airflow for heating or cooling cycles

For VFD-driven motors

Optimized 65W power output provides sufficient heat to maintain oil viscosity without risk of oil carbonization or overheating

or a diagnostic code indicating a limit switch lockout due to broken or grounded coils

For technicians performing Sterling 11J31R01872 motor replacement

McDonnell & Miller 101A Water Feeder R-410A Multi-Speed Flexibility: Features 3-speeds toFor service professionals managing residential or light commercial low pressure steam systems, the McDonnell & Miller 101A (Part Number 169400) remains a staple for automated level control. This 120Vac electric water feeder is specifically engineered for cold water feed applications, eliminating the need for manual monitoring and adding water to the boiler. Designed with a heavy duty solenoid, this unit handles a 150 PSI maximum water supply pressure