Troubleshooting Guide - Kohler K-78476H-0 Guía De Instalación Y Cuidado

Troubleshooting Guide

Symptoms
1. Poor flush.
2. No flush.
3. The fill valve
turns on/off by
itself or it runs,
allowing water
to enter the tank.
4. Long tank fill
cycle.
5. Noisy tank fill
cycle.
Kohler Co.
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.
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.
13 1290970-GL2-B