an unbalanced blower wheel

Common Questions What causes a manual reset limit switch to trip

Key Benefits for Technicians Enhanced System Reliability: Actively monitors parameters to prevent motor burnout and extended downtime

ensuring precise timing for the main gas valve operation

and KD Series

Fenwal 35-705501-003 Control R-410A an unbalanced blower wheelThe Fenwal 35 705501 003 is a dedicated 120VAC Direct Spark Ignition (DSI) control designed for precise gas burner management in commercial and industrial HVACR applications. This microprocessor based ignition module features a 7 second Trial for Ignition (TFI) period and is engineered for single try configurations. As a non prepurge (NoPP) unit, it initiates the spark sequence immediately upon the call for heat, making it an essential component for