Copeland 020-0489-00 Gasket

The Copeland 020-0489-00 is a precision-engineered discharge cover plate gasket designed for high-pressure semi-hermetic compressor applications. This critical sealing component ensures a leak-proof interface between the discharge plate and the compressor body, maintaining system head pressure and preventing refrigerant migration. Fabricated from high-grade synthetic fiber and elastomer binders, it exhibits superior resistance to POE and mineral oils, as well as modern HFC and HCFC refrigerants. For technicians performing a compressor valve plate replacement or top-end overhaul, using an OEM gasket is essential to prevent blow-by and maintain volumetric efficiency. This gasket is engineered to withstand the thermal cycling and vibration inherent in HVACR refrigeration systems. Proper torque sequencing of the cover bolts is required to ensure a uniform seal and prevent high-side leaks that can lead to system failure or inefficient cooling cycles.

• OEM Compatibility: Specifically designed for Copeland semi-hermetic compressors to ensure exact fitment and pressure retention.
• Chemical Resistance: Optimized material composition prevents degradation when exposed to refrigerant lubricants and additives.
• High-Temperature Durability: Maintains structural integrity under the extreme discharge temperatures found in commercial refrigeration gaskets.
• Precision Die-Cut: Ensures perfect alignment with bolt holes and discharge ports, reducing installation time for contractors.

What causes a discharge cover plate gasket to fail?
Failures typically result from extreme discharge temperatures, improper bolt torque during installation, or acidic oil conditions within the system.

Can this gasket be reused after the cover plate is removed?
No. To ensure a gas-tight seal and prevent leaks, always install a new refrigeration compressor gasket whenever the discharge plate is disturbed.

Is this gasket compatible with R-404A and R-22 systems?
Yes, the material properties are compatible with standard high-pressure refrigerants and their corresponding oil types.

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.