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When diagnosing pilot outages or erratic main burner ignition in direct vent furnaces
the internal timing circuit or relay contacts may be fused or open
Durable Construction: Heavy-duty brass body with a 450 PSI design working pressure ensures reliability in demanding industrial environments
this specific model utilizes NBR seals
Designed with a 3/4" NPT inlet and outlet
Lennox 46K12 Fan Blade 321894-706 When diagnosing pilot outages orWhen you're out on a service call for a Lennox condenser, a vibrating or imbalanced fan can lead to premature motor failure. The Lennox 46K12 Fan Blade is the direct OEM replacement designed specifically for heavy duty outdoor units. This 18 inch HVAC fan blade features a 4 blade configuration with a precise 24 degree pitch, engineered to maintain the original static pressure and cooling capacity of the system. Built with a 1 2 inch bore hub, it
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