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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
providing a substantial safety margin for most commercial refrigeration and air conditioning applications
Energy Efficiency: Enables precise HVAC airflow management
Does this unit require a transformer for operation
If the fault is caused by a vacuum leak at the collector box
If the module attempts ignition but fails to sense flame
Resideo S8701A1122 Ignition Module 321894-706 providing a substantial safety marginResideo S8701A1122 is a direct spark ignition (DSI) module designed for gas fired HVAC systems including furnaces, boilers, and rooftop units. It features a 21 second trial for ignition with lockout control, providing reliable burner sequencing and flame verification during startup. This ignition module is commonly used as a replacement control in systems experiencing ignition failure, inconsistent flame sensing, or unreliable startup sequences. The
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