Lochinvar & A.O. Smith 100112338 Control Valve 321894-709 The 40003918-006 (identically cross-referenced as

The 40003918-006 (identically cross-referenced as 40003918-006/U) includes a precision-engineered ball and shaft assembly and a rugged adapter plate

Always verify your specific furnace blower assembly dimensions (9" x 7") before installation

Common Questions Is the White-Rodgers 756-1 compatible with 240V dual-element water heaters

the 11-pin octal socket is a separate accessory often found in existing panel assemblies or available for new installs

provided the total distance does not exceed the RS-485 signal limits and power requirements are met

Lochinvar & A.O. Smith 100112338 Control Valve 321894-709 The 40003918-006 (identically cross-referenced asProfessional grade Lochinvar & A. O. Smith 100112338 Control Valve is a direct OEM replacement engineered for Liquid Propane (LP) gas water heaters. This Honeywell WV8840B5069 equivalent ensures precise thermostatic control and reliable ignition within high demand residential and light commercial systems. Operating with an integral spark igniter and powered by a 750 millivolt thermopile generator, this valve eliminates the need for external power,