You would unscrew the large plastic locking collar on the to of the housing and lift off the lid. Locate the air release valve on the very top of the filter housing . Twist it counterclockwise a few turns to let the pressure out . Unscrew and remove the large threaded collar ring that wraps around the middle of the canister. Lift the lid straight up to expose the dirty filter.
Intex Krystal Clear Cartridge Filter Pump, C1000, Above Ground Pool Maintenance, 26637EP

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- HYDROAERATION TECHNOLOGY: Introduces air into the returning water to improve circulation and filtration efficiency while enhancing clarity, resulting in a cleaner, fresher, and more enjoyable swimming experience.
- CARTRIDGE GAUGE INDICATOR: A built-in color indicator makes it easy to track filter condition at a glance, signaling when it’s time to clean or replace the cartridge to maintain steady filtration performance.
- REPLACEABLE FILTER CARTRIDGE: Uses a durable Dacron Type A cartridge designed to capture dirt and debris effectively. Simple to rinse or swap out, helping keep your pool water clear with minimal maintenance effort.
- 2–10 HOUR CYCLE: Features a built-in automatic timer with adjustable cycles to support consistent water circulation while helping reduce energy use. Suitable for 15ft Easy Set, 14-15ft Frame, and 16ft Prism Frame pools.
- FRESH, CLEAN WATER PERFORMANCE: Designed to keep pool water clear and refreshing, this pump continuously circulates and filters to reduce buildup, helping maintain a cleaner swim experience with minimal upkeep.
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