Cartridge Filters - CJ Series Filter
Section 5. Filter Disassembly and
NEVER attempt to assemble, dis as sem ble or adjust
the filter when there is pressurized air in the system.
Starting the pump while there is any pressurized air
in the system can cause the filter lid to be blown off,
which can cause death, serious personal injury or
property dam age.
5.1 Filter Element Removal
Turn off the filter pump and turn breaker off.
Open air release valve on top of the filter tank
to release all pressure from inside the tank and
system (see Fig. 6). Close any filter isolation
valves on the system to prevent flooding.
Open the filter tank drain. When the filter tank has
drained, close the drain.
Remove the locking ring by squeezing up on the
handles and turning it counterclockwise.
Remove the top of the filter. Inspect the tank
o-ring for damage. Clean or replace the o-ring as
Remove the Upper Bearing Assembly from the top
of the filter. Remove the filter element from the
tank bottom and clean or replace as necessary.
Place the new or cleaned filter element into the
tank bottom. Place the Upper Bearing Assembly
on top of the filter.
Use a Silicone based lubricant on the new or
cleaned o-ring and place the o-ring onto the tank
Place the tank top onto the tank bottom. Be sure
the tank halves are seated properly.
10. Install the locking ring (see Section 3.4, "Locking
11. Follow steps 5 thru 8 under Section 4.1, "New
Pool and Seasonal Start-Up".
Filter Element Removal