Carrier EF17BZ113 Reversing Valve 322057-301 The unit features a safety

The unit features a safety lockout mechanism (5–6 minute delay) that prevents dangerous gas accumulation by shutting down the system after repeated ignition proving failures

Simplified Maintenance: Features threaded removal holes in the flange

How do I identify the pressure range of this spring

Integrating this contactor delay ensures the system adheres to strict on-delay timing sequences

Corrosion Resistance: High-grade PVC and composite components withstand the acidic nature of furnace condensate for long-term reliability

Carrier EF17BZ113 Reversing Valve 322057-301 The unit features a safetyThe Carrier EF17BZ113 Reversing Valve is a critical 4 way heat pump component engineered for precise refrigerant flow reversal in residential and light commercial HVAC systems. This 24V reversing valve features a 1 2" suction and 5 8" discharge configuration, ensuring optimal pressure drop characteristics and thermal efficiency during cycle transitions. As the direct EF17BZ113 replacement for EF17BZ115, this valve maintains OEM specifications for