Toto CST405F Installation instructions

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our web site http://www.totousa.com. If you have questions regarding warranty policy or coverage, please con-
tact TOTO U.S.A. Inc., Customer Service Department, 1155 Southern Road, Morrow, GA 30260
[phone] or [phone] when calling from outside of U.S.A.
Installation and Owner’s Manual
Manual de Instrucciones y del Propietario
Manuel d’Installation et d’Utilisation
CST405F
CST405MF
CST406F
CST406MF
CST406F
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CST406MF
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TABLE OF CONTENTS
THANKS FOR CHOOSING TOTO!
The mission of TOTO is to provide the world with healthy, hygienic and more
comfortable lifestyles. We design every product with the balance of form and function
as a guiding principle. Congratulations on your choice.
Thanks for Choosing TOTO®! ...........................................................................................3
Before Installation...............................................................................................................3
Common Tools Needed ....................................................................................................3
Included Parts .....................................................................................................................3
Before Installation...............................................................................................................4
Installation Procedure .....................................................................................................4-6
Toilet Tank Fill Valve Instructions....................................................................................6-7
Care and Cleaning..............................................................................................................7
Warranty ..............................................................................................................................8
Rough-In Dimensions ......................................................................................................23
Replacement Parts............................................................................................................23
Check to make sure you have all these parts from the package:
COMMON TOOLS NEEDED
INCLUDED PARTS
• 10” adjustable wrench
• Hacksaw
• Carpenter’s Level
MATERIALS REQUIRED (not supplied):
• Bowl Wax Ring
• Water Supply Line
(typically 1/2” Compression
to 7/8” Ballcock)
• Tape Measure
• Pliers
• Flat Screwdriver
• Putty Knife
Tank to Bowl Hardware:
China Bowl China Tank
Bolts
(2 pieces)
China Tank Lid Tank to Bowl Gasket
Rubber Washers
(2 pieces)
Metal Washers
(4 pieces) Nuts (4 pieces)
Flange Caps (for the Bowl):
Plastic Caps
(2 pieces)
Base Caps
(2 pieces)
• Mounting (T) Bolts & Nuts (2pc)
• Toilet Seat
(TOTO SoftClose recommended)
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BEFORE INSTALLATION
Read these instructions thoroughly before beginning work.
Please leave these instructions for customers. These instructions contain mainte-
nance and warranty information.
If necessary, remove the existing toilet.
INSTALLATION PROCEDURE
called the Rough-In.
Supply
Valve
Finished Wall
"RI"
C/L
Closet
Flange
1.
then install new mounting bolts (not supplied)
head of the bolt should be inserted into the slot
with its threads facing upward.
2. Carefully turn the toilet upside down onto some
padding. Firmly press a new bowl wax ring
(not supplied) onto the circular recess around
the toilet bowl’s horn (see Ill. 2). Turn the toilet
upright and gently lower into position over the
wax ring.
CAUTION: Do not move the bowl after the bowl
wax ring is set. Thread nuts and tighten evenly until
CAUTION: Do not over-tighten the nuts as damage to
the china bowl may result.
Ill. 1
IMPORTANT!
Due to the powerful performance of our Cyclone, G-Max, E-Max and Power Gravity
means of installing these toilets in a back-to-back situation is when the toilet drain
to this installation.
Double Combination WYE / 1/8 Bend
YES Double Sanitary Tee / Sanitary Cross NO
Wax Ring
Horn
Ill. 2
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Installation Procedure (continued)
3. Place the tank upside down onto some
connection.
Try to tighten the nuts with your hands
see Ill. 3). If loose, tighten the nut hand
tight and an additional 1/4 turn for the
Place the tank-to-bowl gasket onto the
spread the gasket over the nut until the
gasket touches the bottom of the tank. A
slight gap between the tank bottom and
the gasket is allowable.
4. Lay the tank down on its back. Place a
rubber washer onto a brass bolt. Reach
inside the tank and position the bolt
through one of the holes in the bottom of
the tank (see Ill. 4).
On the outside of the tank, place a metal
washer and nut onto the bolt. Hold the
bolt centered in the hole and tighten
additional 1/2 turn with a wrench. Repeat
this process for the remaining hole in the
tank.
5. Pick up the tank and carefully guide the
brass bolts to align the tank with the
bowl. Attach a metal washer and nut to
and inspect that the tank is level (see Ill.
5). Once level, tighten the bolts equally
until the tank makes THREE POINTS OF
CONTACT with the bowl.
Ill. 3
Fill Valve Nut
Bolt
Ill. 4
Nut
Rubber Washer
Flange
12" (305mm)
Rough-In
NOTE: The toilet bowl has three points of contact, which will actually contact the bottom of the
toilet tank when properly installed. The location of these points can be seen on the bowl at the
tank receiving area. The three points are front left (1), front right (2), and back center (3). Recall
these three points during the Toilet Tank installation.
Three Points of Contact
Bolt Cap
Nut *
Washer *
Base Cap
Bowl Base
Flush Valve
Nut
Metal Washer
Tank to Bowl Gasket
Ill. 5
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Gasket
Installation Procedure (continued)
6. Flush the water supply line for a few seconds to
the water supply line for more than a minute to help
pipe sealants that were used for the new plumbing.)
as seen at the bottom of toilet tank (see Ill. 5). Tighten
turn by hand. AVOID using a wrench to tighten the
connection as you may damage the plastic threads
Water Supply Line Pressure should be 20 to 80 psi
Static.
NOTE: NO BALLCOCK / FILL VALVE
ADJUSTMENTS NEEDED. Water will automatically
stop at the proper level. Flush the toilet several times.
is in its proper position. Ill. 6
ADJUSTING THE PUSH BUTTON RODS
CST405MF & CST406MF
Ill. 5
7. Install the toilet tank lid onto the toilet tank
top.
8. Install the toilet seat onto the toilet bowl
using the mounting hardware in the toilet
seat box (see Ill. 6). Place seat onto bowl
and rotate the hinge down. Position seat
stoppers under the seat hinge.
Insert bolt into seat hinge and through the
toilet bowl. Install plastic nut onto bolt from
underneath. Tighten the bolt securely. Install
the seat bolt caps.
NOTE: Tighten the seat bolt until the hinge
is secure. The seat and lid will have slight
side to side movement which is normal. This
freedom of movement allows the seat to
SoftClose® without binding.
After making sure the push buttons are installed correctly (see Ill. 8), place the
lid on the tank.
If the button(s) is too low (see Ill. 9):
1. Loosen the lock nut/s counterclockwise.
2. Turn the rod(s) counterclockwise to lengthen (each full turn is 1mm).
3. Place the lid on the tank to check the buttons.
If rod(s) is too long, water will keep running in the toilet.
1. Loosen the lock nut(s) counterclockwise.
2. Turn the rod(s) clockwise to shorten them.
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Installation Procedure (continued)
TOILET TANK FILL VALVE INSTRUCTIONS
Replacement Procedure
CST405F & CST406F
N
any height adjustments.
1. Shut off the water supply to the toilet.
2. Flush toilet and remove remaining water from tank with a sponge.
3.
Ill. 8
Left Right
Partial
Flush
Full
Flush
Mounting
Nut
Adjustable
Push Rods
Push Button
Housing
Tank
Lid
Push Button
Assembly
Flush Valve
Tank
Lid
Clip
Lock Nut Clockwise/
Counterclock-
wise
The rod(s) is too short, the buttons are lowered.
Buttons are at the correct level.
Push
Buttons
Tank Lid
Ill. 11
Ill. 9
Ill. 10
Adjust the rods as necessary by turning the rod 1 full turn (see Ill. 11); to lengthen,
turn the rod counterclockwise; to shorten, turn the rod clockwise.
When the adjustment is completed, tighten the lock nut to secure it (see Ill. 10).
After Installation/Adjustment
push mechanism is working properly.
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Replacement Procedure (continued)
4.
5.
6.
N position that does not
interfere with the trip lever operation.
7.
NOTE: Do not overtighten. These are plastic parts. Never use pipe dope on any
water supply connection.
8. tube to the
9. Turn water supply ON and check for leaks outside the tank.
NO
the
valve.This is NORMAL as these drops will subside.
Water Level Adjustment
WATER
LEVEL
Refer to the water level (WL) setting
marked on the inner wall of the tank.
adjustment screw clockwise in the (+)
direction to increase the water level height
(see Illustration 1). Turn the adjustment
screw counter-clockwise in the (-) direction
to decrease the water level height. Flush
the toilet to verify the correct water level.
Adjust as necessary.
WL
Top of
Tube
Ill. 1
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1. Shut off the water supply. Flush the toilet and remove
valve.
2.
the shaft through the hole in the bottom of tank.
3. Thread mounting nut onto exposed shaft under the
tank/bowl and tighten nut.
WARNING! Do not over-tighten.
4. Connect the water supply (see Ill. 1 or Ill. 2). Pipe dope
Water Level Adjustment
1. Remove the tamper proof key (see Ill. 3) and turn the
upper half of the valve counter-clockwise to unlock it
(see Ill. 4). Pull up the valve and set it to the desired
water level, then turn it clockwise until the valve snaps
into the locked position.
2. Turn on the water supply.
NOTE: The tamper proof key is optional and may be used
to prevent further adjustment.
Fill Valve Servicing Instructions
1.
the toilet.
2. Snap off the cover (see Ill. 1).
3.
4. While holding the valve with one
hand, twist the cap 1/8 turn counter-
clockwise and remove it (see Ill. 3).
TOILET TANK FILL VALVE INSTRUCTIONS
FILL VALVE/ FLUSH VALVE SERVICING INSTRUCTIONS
CST405MF & CST406MF
Replacement Procedure
Gasket
Tank Wall
Mounting
Nut
Flanged
Supply Line
Coupling
Nut
Flat
Washer
Flexible hose
Coupling nut
Nut
Washer
Cone seal
Ill. 2
Ill. 1
Lock
Unlock
Ill. 3 Ill. 4
Ill. 1 Ill. 2
Ill. 3
5
Ill. 4
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WARNING!
DO NOT USE IN-TANK BOWLCLEANERS. The use of high concentration of chlorine
can cause leakage and property damage. TOTO®shall not be responsible or liable
CARE AND CLEANING
5. Lift out the center tube as shown
(see Ill. 4).
6. Remove the strainer from the center
tube as shown (see Ill. 5). Clean the
strainer and cap by rinsing them off
under a faucet.
7. Carefully reassemble the valve in the
reverse order.
IMPORTANT
Note the position of the cap when it’s
properly assembled to the body. The
shown (see Ill. 6).
RIBS IN LINE
WITH FLOAT
CHAMBER RIBS REFILL PORT
FLOAT
CHAMBER
Ill. 6
Ill. 5
Fill Valve Servicing Instructions (continued)
1.
2. Remove the tank lid and place it upside down on a
clean surface.
3.
reassembly.
4. and pull it up to remove it (see Ill. 1).
5. Remove the clear rubber seal gasket and rinse
under running water to clean (see Ill. 2).
6.
7.
8. the left and the blue button is on the right.
9. Carefully, install the tank lid back on the tank.
10. Flush the toilet several times using each push but-
ton to verify proper operation. Check for leakage.
Flush Valve Servicing Instructions
Ill. 2
Ill. 3
Ill. 1
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