Removing Cartridges; Cleaning Cartridges - Hayward C3020 Owner's Manual

Page 6 of 12
FILTER DISASSEMBLY INSTRUCTIONS
Trunnion
1. All system and pump controls must be in the OFF position before servicing.
2. Place manual air relief valve in the OPEN position to release filter pressure.
3. Remove filter drain plug and drain water from system.
4. Using a 7/8" socket wrench, loosen the spring nut assembly.
5. Holding both ends of the filter body clamp, remove spring nut assembly from clamp T-Bolt. Carefully spread the
clamp ends and remove the clamp by lifting over the tank flanges and head. Take care not to bend or distort the
clamp during removal.
6. Lift off upper filter body.
Do Not Grasp the filter Manual Air Relief assembly to remove or lift the filter head up. You may break the MAR.

REMOVING CARTRIDGES

1. Lift off top closure plate.
2. Remove cartridges from bottom collector manifold by using slight rocking motion and lifting up.
3. Clean Cartridge.

CLEANING CARTRIDGES

The Cartridge filter element can be cleaned by pressure washing inside and outside with a garden hose. After hosing
cartridge, for best results, allow the cartridge to dry and carefully brush the pleated surface to remove fine particles.
You may find some debris on the cartridge pleats, which may not have been removed with hosing. In such a case soak
the cartridge in a solution of Filter Element Cleaner (found at pool dealers).
chemicals. After cleaning, flush with water.
If calcium or mineral deposits are found, clean the cartridges by soaking in a plastic container with Muriatic acid added
to water in a 1:1 ratio.
RE-INSTALLING CARTRIDGES
1. Flush and drain any dirt or debris from the bottom of the filter tank.
2. Carefully replace the cartridges over the hubs on the bottom manifold.
3. Place top closure plate securely on top of cartridges.
USE ONLY HAYWARD GENUINE REPLACEMENT PARTS
SWIMCLEAR CARTRIDGE FILTER
Follow chemical manufacturer's directions for use. Always use caution when handling pool
Always use caution when handling Muriatic acid. After cleaning cartridge, flush with water.
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ISC2027 REV D
T-Bolt
Spring nut Assembly