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the Orifice 13 provides a specific rated capacity necessary for larger evaporators
Installation Flexibility: Ideal for field-fabricated mounting plates and complex actuator linkage configurations
Inspect the back of the board for "scorch" marks or cold solder joints which often indicate electrical failure
The extended 50-inch leads provide technicians with ample length to reach circuit boards in various furnace configurations without the need for additional wire splicing or extensions
check your existing well size (typically 1/2") to ensure proper fitment during the installation process
Siemens Combustion LMV51.140C1 Control Unit 318973-401 the Orifice 13 provides aThe Siemens LMV51. 140C1 Control Unit is a microprocessor based linkageless burner management system engineered for high capacity forced draft burners. Operating on 110V AC, this base unit integrates electronic fuel air ratio control, advanced flame safeguard functionality, and a modulating PID load controller into a single chassis. It supports up to three (expandable to four) SQM4 actuators, delivering high precision positioning with 900 repeatable
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