Toto EcoPower TET2GB Installation And Owner's Manual page 18

7. Take out the piston assembly.
NOTE: If you have trouble gripping
the piston assembly, use the
needle nose pliers as shown
in the illustration.
8. Check the small hole in the piston
to see if it is clogged with debris,
insert a small wire to unclog hole if
needed.
9. Check the filter to see if it is
clogged with debris and gently
brush it to clean.
10. Check the sealing area of the
piston and clean it if it is dirty.
11. Check the U-Packing for cracks or
damage.
12. Reassemble in reverse order.
NOTE: Please be sure to push the
piston all the way down. The
top of the piston should sit
approximately 1-1/8" (28 mm)
below the rim of the valve.
Otherwise the valve cap will
not assemble properly and
there is a risk of leakage.
Piston
Assembly
Piston U-Packing
Small Hole
Filter
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Piston
Sealing Area
Cap nut
Valve cap