Common Questions: How do I confirm the 940-C411-91 is compatible with my compressor

and Tempstar air handlers

Key Benefits: Compatible with Robertshaw 1890 and 1898 series pilot burners for versatile field replacement

Technicians typically check for a "Limit Switch Open" fault code

Precision Alignment: Prevents binding and side-loading on the damper shaft

ICM Controls ICM401A Monitor Common Questions: How do IThe ICM401A is a universal 3 phase line voltage monitor engineered to protect expensive compressor motors and sensitive HVACR equipment from electrical failure. Operating on a universal 190 600 VAC range, this phase monitor detects phase loss, phase reversal, and unbalanced voltage conditions before they cause catastrophic motor burnout. Contractors will benefit from its versatile design, functioning as a direct replacement for P251 0030, S1 031 01922