What is the primary cause of replacement for this specific valve

Does this kit include the ribbon cable for connection

Armstrong valves and seats are lapped together at the factory

Utilizing this furnace limit control maintains the operational integrity and safety standards established by the original equipment manufacturer during system commissioning

High-Performance Output: Delivers 3450 RPM to provide the necessary negative pressure for consistent pressure switch engagement

Lochinvar & A.O. Smith 100167828 Control 318423-701 What is the primary causeFor operations in elevated environments, the Lochinvar & A. O. Smith 100167828 Control is the specific high altitude integrated control required to maintain precise combustion and system safety. Standard control modules are often calibrated for sea level air density, but this OEM replacement part is engineered to manage heating systems at altitudes between 3,000 and 12,000 feet. It actively regulates the blower speed, gas valve, and internal pumps to