Does this valve include the LP conversion orifice

or inconsistent manifold pressure leading to erratic flame patterns

This prevents dangerous combustion leaks and ensures the HVAC burner assembly operates at peak thermal efficiency

The 7B switch provides a proportional 135-ohm signal for modulating feed water systems

Lochinvar & A.O. Smith 100145536 322838-754 Does this valve include theThe Lochinvar & A. O. Smith 100145536 is a critical Insulation Bottom Cover Frame (INSULBTMCF) designed to maintain the thermal integrity of the combustion chamber in high efficiency boiler and water heater systems. As a veteran tech, you know that degraded base insulation leads to excessive cabinet heat and lost efficiency. This OEM replacement part provides a high temperature thermal barrier at the unit's base, ensuring that heat energy is directed