Copeland 998-0212-03 Unloader Valve

The Copeland 998-0212-03 is a high-performance 208/240V unloader valve and coil assembly designed for precise capacity control in 4D and 6D semi-hermetic compressors. As a critical component for refrigerant flow management, this unloader allows for effective compressor capacity regulation, enabling the system to match varying cooling loads without excessive cycling. This industrial-grade assembly includes the mechanical valve body and a corresponding 240V solenoid coil specifically engineered for industrial cooling systems and commercial HVACR applications.

When performing a 998-0212-03 installation, ensure the voltage matches your control circuit to prevent coil burnout. This kit is a direct OEM replacement part used to mitigate high-pressure issues and protect the compressor during startup and low-load conditions. For technicians servicing Discus or standard reciprocating models, this unloader ensures the operational reliability required in demanding refrigeration environments. Its robust construction facilitates seamless HVACR system maintenance and long-term performance in high-stakes cooling applications.

• Precision Capacity Control: Engineered for 4D and 6D compressor models to allow for varying stages of unloading.
• High-Voltage Integration: Equipped with a 240V unloader coil, ensuring compatibility with standard commercial electrical headers.
• Enhanced System Reliability: Controls refrigerant flow to reduce mechanical stress on the compressor during high-demand or startup phases.
• Direct OEM Fit: Simplifies replacement tasks for technicians, minimizing downtime in industrial cooling systems.

Which compressor models are compatible with this unloader?
This assembly is primarily designed for use with Copeland 4D and 6D series compressors, including various Discus models requiring capacity modulation.

Does this kit include both the valve and the solenoid coil?
Yes, the 998-0212-03 is a complete assembly featuring the unloader valve body and the 208/240V electrical coil.

What are the signs of a failing unloader valve?
Common indicators include the compressor failing to reach setpoint, improper loading/unloading sounds, or electrical failure at the solenoid coil during demand signals.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.