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Troubleshooting Guide
Symptoms
Poor flush.
No flush.
The fill valve turns
on/off by itself or
it runs, allowing
water to enter the
tank.
Long tank fill cycle.
Noisy tank fill cycle.
1177695-X2-E
Recommended Action
A. Adjust the tank water level to match the waterline.
B. Fully open the water supply shut-off valve.
C. Clear obstructions from the trapway, jet, or bowl rim
holes.
D. Clear obstructions from the waste line.
A. Make sure the push button rods are in place. Adjust as
needed.
A. Adjust push button rods for proper slack so the flush
valve seal isn't held off the flush valve.
B. Clean or replace the flush valve seal if it is worn, dirty,
or misaligned with the valve seat or flush valve seat
is damaged.
C. Remove the tank and tighten the flush valve nut if
flush valve gasket is leaking. Do not overtighten. If
leakage continues, replace the gasket.
D. Clean the fill valve seal of debris or replace the seal
assembly.
E. Replace the fill valve if the valve float sinks.
F. Adjust the tank water level if it is too high.
A. Fully open the water supply shut-off valve.
B. Clean the valve inlet, valve head, or supply line. Flush
lines.
A. Partially close the water supply shut-off valve if the
water pressure to the toilet is too high. Check the
toilet performance following any such adjustment.
B. Remove dirt or obstructions from the valve head.
Flush lines.
14
Kohler Co.
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