The A242 is the industry-standard replacement for Rheem and Ruud part number 70-22436-01

Most failures in these units stem from bearing wear due to environmental debris or electrical issues like phase loss

Always verify the rotation from the lead end of the motor or the original wheel's pitch before installation

this is the genuine OEM replacement

reducing labor hours during field installations and maintaining factory-spec airflow control performance

Lochinvar & A.O. Smith 100297133 Gasket 320735-701 The A242 is the industry-standardThe Lochinvar & A. O. Smith 100297133 Gasket is a critical OEM component designed for high temperature sealing between the igniter and the burner mounting plate. In high efficiency condensing boilers like the Lochinvar Knight and Knight XL series (KBX0400 KBX1000), maintaining a gas tight seal is essential for preventing combustion bypass and ensuring precise ignition system performance. This igniter gasket serves as a direct professional grade