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preventing hazardous conditions like backdrafting or incomplete combustion
preventing premature system lockouts and maintaining the integrity of the heat exchanger safety loop
Complete Assembly: Includes both the reversing valve body and the necessary solenoid coil for a comprehensive repair
Standardized Installation: Ships with barbed fittings for 1/4" OD tubing and a four-window switchplate assembly for professional labeling
orifices and sensors are typically sold separately or salvaged from the existing manifold during the swap
Laars Heating Systems E0253400 Ignition Module 321142-301 preventing hazardous conditions like backdraftingThe Laars E0253400 Ignition Module is a critical field service replacement part designed for precise combustion control in MightyTherm2 series boilers and volume water heaters. This 24V ignition control manages the startup sequence with a 15 second pre purge (15sPP) to clear the combustion chamber and a 7 second trial for ignition (7sTFI), ensuring high reliability flame establishment. This module is engineered to provide stable Direct Spark Ignition
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