Zodiac Pool Systems Jandy JS100-SM Kit Instructions page 7

the filter cleans the water and the sand begins to
clog, the pressure will increase. When the needle
of the pressure gauge aligns with the arrow next
to the word "DIRTY" on the bezel, it is time to
clean the filter (see Cleaning Instructions). This
indicates an increased pressure of between 10 and
12 psi above original starting pressure.
K. Replacement Kit Lists
1. The table below is for your reference. To order
additional parts, please contact your local Jandy
distributor.
Parts List for Replacement Kit
Description
O-Ring, Blue, -231
O-Ring, #340
Inner Drain Seal
Gasket, 3.25" x .06
O-Ring, Blue, -335
Seal, Sand Filter Lid
Screw, #10 x 3/4", Hex, Gimlet
Seal, Drain Cap
Instructions
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R0488500
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