Maintenance Instructions - Toto CST243 Manuel D'installation

MAINTENANCE INSTRUCTIONS

(ST453U and ST403U Model Tanks)
1) Turn off water supply and flush the toilet.
Remove the remaining water from tank
with a sponge.
2) Remove the tank lid and place it upside
down on a clean surface.
3) Pull the clip on top of trip leaver gear box
as shown.
4) Pull gear box away and set on the side as
shown. (see ill. 1 & ill. 2)
5) Rotate and pull up on the flush tower to
remove it. (see ill. 3)
6) Remove the grey rubber seal gasket and
rinse under running water to clean. (see.
ill. 4)
7) Place the gasket back on the flush tower.
8) Align and place the flush tower into hous-
ing and gently press to snap and to lock
into place.
9) Replace the trip lever gear box and push
down on lever to lock it in place.
10) Carefully install the tank lid back on the
tank.
11) Flush the toilet several times making sure
the trip lever operates normally.
12) Check the water level in the tank and
inspect for signs of any leakage.
Ill. 2
Replacing the Flush Valve
Ill. 3
8
Ill. 1
Ill. 4