Lochinvar & A.O. Smith 100108690 Pressure Switch 340155-7024 6-inch diameter motor to the

6-inch diameter motor to the blower housing is minimized

The Schneider Electric (Erie) AG13B030 Actuator is a field-proven 120V normally closed actuator designed for the Erie Pop-Top zone valve series

which is why this heavy-gauge steel component is critical during motor swaps

A close on rise (normally open) circuit means the internal contacts complete the electrical path only when the temperature reaches the set point

Common Service Questions How do I adjust the set point on the AFS-222

Lochinvar & A.O. Smith 100108690 Pressure Switch 340155-7024 6-inch diameter motor to theThe Lochinvar & A. O. Smith 100108690 Pressure Switch is a critical safety and operational component designed for high efficiency combustion systems. This negative pressure switch is factory calibrated to a precise set point of . 15"wc (water column), ensuring the inducer fan is generating the specific vacuum required for a safe ignition sequence and continuous burner operation. Featuring a Single Pole Double Throw (SPDT) configuration, it provides