![Manual background](/images/new-backgrounds/40151/4015139x1.webp)
Troubleshooting Guide (cont.)
Symptoms | Recommended Action | |
| F. | Power interruptions or extreme low voltage |
|
| conditions can prevent pump operations. Check |
|
| that the proper electrical power is applied to the |
|
| pump. |
| G. If the problem persists, replace the pump. |
2.Long fill A. Remove dirt or obstructions from the valve head.
cycle. Fill | Flush the lines. |
valve does |
|
not refill |
|
the tank. |
|
B. | The valve inlet or supply line may be plugged. |
| Clear particles from valve seat. |
C. | The supply stop may be closed. Fully open the |
| supply stop valve. |
D. The fill valve may be clogged. Unclog the fill | |
| valve. If the fill valve was clogged, install a filter |
| in the supply line to prevent recurring problems. |
E. | The float valve seal may be cracked or split. |
| Replace the valve assembly. |
3.The fill A. Clean the fill valve seat/seat washer. If no debris
valve turns | is found, replace the piston/seat washer assembly. |
on and off |
|
by itself |
|
without the |
|
toilet being |
|
flushed. |
|
B.Replace the fill valve if the valve float sinks.
C.The float operates the fill valve at too high a level. Adjust the tank water level if it is too high.
D.Clean the valve inlet, valve head, or supply line. Flush the lines.
E.Either pump discharge hose may be loose allowing water to drain from the tank into the toilet. Ensure that both hoses are properly connected. Contact a Kohler Service Representative if necessary.
F.The water line height may be incorrectly set. Set the correct water line height.
G.Water may be leaking past the jet hose spud gasket into bowl. Replace spud unit (see installer/dealer for instructions).
4.The fill A. Replace the fill valve if the valve float sinks. valve runs
continuously.
20 | Kohler Co. |