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

Maintenance Efficiency: Includes all critical components

Extreme Durability: Rated for high-ambient temperatures

Whether you're working with Type K

Is a start capacitor required with this relay

ICM Controls ICM401A Monitor Technicians typically check for aThe 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