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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
DPDT Switching: Provides a "true off" position by breaking both sides of the line for enhanced safety during maintenance
System Efficiency: Reduces internal bypass and leakage by maintaining the integrity of the spring-loaded self-adjusting packing
as burner configurations may change for units built prior to mid-2005
Automated Commissioning: The AUTO stroke calibration eliminates the need for manual stroke adjustments
Lennox 20G51 Relay 321894-708 DPDT Switching: Provides a "trueThe Lennox 20G51 Relay is a high performance 24V 3PDT relay engineered for precise circuit control in commercial and residential HVAC systems. Designed as a direct OEM Lennox replacement part, this triple pole double throw relay allows for the simultaneous management of three independent circuits, making it indispensable for complex switching logic where isolation between power sources or signal paths is required. Operating at a standard 24VAC control