and R-507 (verify specific oil requirements)

meaning it triggers at 220 degrees Fahrenheit to prevent hazardous conditions

This specific hot surface ignition (HSI) module serves as the direct 233-46616-00 replacement

verifying the York blower assembly specs is essential before installation

Replacing a degraded or saturated boiler insulation disk is vital for preventing heat loss and protecting the floor substrate from high-temperature exhaust exposure

Laars Heating Systems 2400-310 Combustion Blower R-407C and R-507 (verify specific oilThe Laars Heating Systems 2400 310 Combustion Blower is a critical OEM component designed for precise air fuel ratio management in high efficiency commercial and residential hydronic systems. This blower provides the necessary static pressure to facilitate optimal heat transfer and flue gas expulsion, ensuring the unit maintains clean combustion across varying operational loads. Built with a high efficiency motor and heavy duty housing, the 2400 310