Which valve series is compatible with the MKC-1

Field-verified for heavy-duty residential and light commercial HVAC applications

it can be installed in any orientation

and 58H3301

Rated for a maximum pressure of 125 psi and temperatures up to 240°F

Lochinvar & A.O. Smith 100166108 Pressure Switch 320720-756 Which valve series is compatibleProfessionals in the field know that the Lochinvar & A. O. Smith 100166108 Pressure Switch is a critical safety component designed for precise draft proving in high efficiency condensing boilers and commercial water heaters. This OEM replacement part is engineered to monitor the negative pressure of the inducer motor, ensuring the venting system is clear of obstructions before allowing the ignition sequence to proceed. When a blocked flue or failed