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The circuit will not re-close automatically once the temperature drops below the setpoint
you must utilize an ASCO enclosure rated for NEMA 7 or 9
maintaining a stable 189-ohm coil resistance across an wide operating temperature range of -40°F to 149°F
Optimized Combustion: Precision-balanced blades maximize combustion air intake
Weil McLain 511-405-006 Ciculator Cartridge 30067439-890 The circuit will not re-closeThe Weil McLain 511 405 006 Circulator Cartridge is a field proven OEM replacement part engineered specifically for high efficiency AHE Boiler models. Designed for professional hydronic applications, this wet rotor circulator cartridge replaces worn motor assemblies without requiring a full pump housing teardown, saving significant bench time on the job site. The assembly features a high grade centrifugal impeller and water lubricated bearings that