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The 35-63J series utilizes a high-energy spark for reliable burner Lite-Off and a superior 120V flame sense signal to prevent nuisance lockouts
Can I bypass a fusible link to restore heat temporarily
as burner configurations may change for units built prior to mid-2005
this plug is specific to systems requiring a 1/16" NPT thread and 160-170F activation
Lennox 20G51 Relay 321894-708 The 35-63J series utilizes aThe 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
US$ 208.69
US$ 207.90
US$ 208.69