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it supports C7089U outdoor sensors for heat pump lockout and C7189U indoor sensors for remote temperature sensing and averaging
This valve utilizes an electronic ignition system to eliminate the need for a standing pilot
and Day & Night equipment to ensure seamless fitment
How does 2-stage control benefit system operation
Tjernlund Products 950-0471 Fan Prover Kit 326010-701 it supports C7089U outdoor sensorsThe Tjernlund Products 950 0471 Fan Prover Kit is a critical safety interlock designed for commercial PAI series intake hoods and induction systems. As a veteran grade pressure switch kit, it serves as the primary mechanism to verify proper airflow before allowing the burner circuit to energize. This OEM Tjernlund 950 0471 assembly features a high precision diaphragm calibrated to 1. 35" WC PF, ensuring that the draft inducer or vent fan is moving
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