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This gas safety shutoff valve is specifically engineered for on-off control in fuel trains
Rugged NEMA Frame Construction: Built for durability in harsh environments
Complete Internal Overhaul: Includes the lead-free thermostat assembly and necessary seals to restore accurate mixing functionality
Technicians typically observe "F9" or "Latching" fault codes related to fan speed errors
making it ideal for exhaust fans and air handlers
Tjernlund Products 950-0471 Fan Prover Kit 326058-756 This gas safety shutoff valveThe 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