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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
How do I test if this limit control is defective
any signs of thinning metal
it effectively eliminates current shorting to improve overall heating system efficiency
ensure the device is mounted with the diaphragms in a vertical plane
the 120Vac coil is rated as Class F insulation
Lochinvar & A.O. Smith 100208378 Pressure Switch 321702-401 How do I test ifThe Lochinvar & A. O. Smith 100208378 Pressure Switch is a critical OEM safety component engineered for precise airflow monitoring in high efficiency boilers and water heating systems. This switch is factory calibrated to a 4. 10" WC (Water Column) set point, ensuring the inducer fan generates sufficient negative pressure for safe combustion. As a direct cross reference for part 100166100, it serves as a standard replacement for several Lochinvar