Do you have a question about the Toto TSU99A.X and is the answer not in the manual?
Shut off the water supply to the toilet before beginning the installation process.
Flush the toilet and place a bucket to catch residual water during removal of the old valve.
Turn the top of the new valve counterclockwise to unlock and pull up to extend. Refer to the Fit Chart for settings.
Twist the upper half of the valve clockwise to lock, aligning the rib with the pegs.
Place the fill valve in the tank at one of the angles shown in the diagram.
Hand tighten the mounting nut, then add an additional 3/4 turn. Caution: Do not overtighten.
Attach the refill tube to its port and ensure it is locked in place.
Attach the refill tube to the overflow tube using the metal clip. Trim if needed.
Adjust the refill water level by turning the dial counterclockwise to close, then use the key to set the desired amount.
Connect the water supply line to the valve. Hand tighten only; do not use sealant or tape.
Flush the toilet. If bowl water level is low, turn the adjuster clockwise to increase flow. Repeat until correct.
Check for hissing, which may indicate a leaking flapper. Shut off water and investigate if necessary.
Review the summary of TOTO's one-year limited warranty for defects in materials and workmanship.
Shut off the water supply to the toilet before beginning the installation process.
Flush the toilet and place a bucket to catch residual water during removal of the old valve.
Turn the top of the new valve counterclockwise to unlock and pull up to extend. Refer to the Fit Chart for settings.
Twist the upper half of the valve clockwise to lock, aligning the rib with the pegs.
Place the fill valve in the tank at one of the angles shown in the diagram.
Hand tighten the mounting nut, then add an additional 3/4 turn. Caution: Do not overtighten.
Attach the refill tube to its port and ensure it is locked in place.
Attach the refill tube to the overflow tube using the metal clip. Trim if needed.
Adjust the refill water level by turning the dial counterclockwise to close, then use the key to set the desired amount.
Connect the water supply line to the valve. Hand tighten only; do not use sealant or tape.
Flush the toilet. If bowl water level is low, turn the adjuster clockwise to increase flow. Repeat until correct.
Check for hissing, which may indicate a leaking flapper. Shut off water and investigate if necessary.
Review the summary of TOTO's one-year limited warranty for defects in materials and workmanship.
| Brand | Toto |
|---|---|
| Model | TSU99A.X |
| Category | Control Unit |
| Language | English |
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