A York 028-13849-000 O-Ring seals the cover plate connection to retain a secure fit and reduce leakage within the assembly.
The o-ring forms a tight seal between the cover plate and adjoining components to prevent air, fluid or refrigerant leakage during operation in a HVAC system. Its precise ring shape and sealing material matter because they maintain pressure integrity, reduce contamination and support dependable performance within the HVAC system.
The o-ring may need replacement if the heating and cooling equipment shows leakage, pressure loss, reduced efficiency or irregular operation around the sealed cover plate area. Common indicators include visible cracking, flattening, brittleness, swelling or residue buildup and you might notice moisture, oil traces or dirt accumulation near the seal that could point to environmental wear.
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Parts Town lets you return most new, unopened real OEM heating and cooling replacement parts within 90 days of delivery, so go to our Returns page and see if your order qualifies. Custom orders aren't typically eligible for cancellation or return.