Trane AY28X079 Cooling Kit 320788-703 keeping your lines clear and

keeping your lines clear and preventing back-up

While the Belimo B214B can be mounted in various positions

This genuine OEM ICP blower control ensures drop-in compatibility with existing wiring harnesses

always verify the pressure differential using a digital manometer at the collector hood and transition box ports before condemning the switch

Trane AY28X079 Cooling Kit 320788-703 keeping your lines clear andMaintain critical head pressure and prevent evaporator freeze up with the Trane AY28X079 Low Temp Cooling Kit. This evaporator defrost control is a vital integration for commercial and industrial 4TTR6, 4TTA3, and BYC systems, enabling reliable low ambient cooling down to 30F. By cycling the compressor when the indoor coil approaches frost conditions, this condenser fan cycle control prevents oil dilution and ensures stable HVAC refrigerant pressure