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or the system shutting down immediately after the blower motor attempts to engage
preventing the burnout often seen during high-ambient summer peaks or frequent cycling
allowing for quick field replacement without brazing in a new valve
Precision Safety: Factory-set at 11 PSI to provide consistent activation thresholds and prevent high-limit tripping or manifold damage
this 4-inch sphere features firmly bonded overlapping joints sealed with lead-free solder to prevent seam failure under pressure
Williams 11C09 Vent Cap Els PW 17895 or the system shutting downAs a seasoned technician, you know that maintaining the integrity of a direct vent wall furnace or gravity vented heater requires precise components that handle high heat exhaust and environmental exposure. The Williams 11C09 Vent Cap is a critical OEM replacement part engineered specifically for Williams furnace venting systems. This heavy duty furnace vent terminal is designed to streamline exhaust flow while providing a protective barrier against