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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
The Robertshaw 1720-004 is a professional-grade thermomagnetic safety valve assembly designed for critical gas flow control in commercial and residential heating equipment
This part effectively manages the transition from the gas valve to the burner orifices
The Lennox 34K77 Blower Motor is a high-duty PSC (Permanent Split Capacitor) motor engineered for precision airflow in residential and light commercial HVAC systems
Contractors should note that this unit is the verified technical successor to several legacy part numbers
Bypassing a safety thermal switch is never recommended outside of a strictly controlled diagnostic sequence
Cleveland Controls NS2-0058-00 Pressure Switch 340793-762 The Robertshaw 1720-004 is aThe Cleveland Controls NS2 0058 00 Pressure Switch is a high precision airflow sensing solution designed for professional HVAC service and OEM applications. This differential air pressure switch features a glass filled polycarbonate housing and a silicone sensing diaphragm, ensuring long term thermal stability in demanding residential and light commercial environments. Built with a snap acting switch and three 1 4" 90 degree male quick connect