Kohler K-8766T, K-8753T, K-8741T Troubleshooting Chart, Symptoms Probable Causes Corrective Action

Page 8

TROUBLESHOOTING CHART

 

SYMPTOMS

 

PROBABLE CAUSES

 

CORRECTIVE ACTION

 

 

 

 

 

1.

Float valve turns on/off

A. Flush valve seal worn, dirty or damaged.

A. Inspect, clean and, if necessary replace seal.

 

by itself without toilet

 

 

 

 

 

 

 

being flushed

 

 

 

 

 

 

 

 

 

 

2.

Float valve continues

A. Foreign particles lodged under the float valve

A. Shut off water supply; remove float valve cap

 

to run, allowing water

 

seal (located under float valve cap)

assembly by rotating 1/8 turn

 

 

to enter tank.

 

 

 

counterclockwise. Cover uncapped lower

 

 

 

 

 

 

valve unit with an inverted cup (holding it to

 

 

 

 

 

prevent overspray), and turn water on and off

 

 

 

 

 

a few times. Clean float valve seal surface

 

 

 

 

 

(located under float valve cap). Replace float

 

 

 

 

 

valve cap assembly by engaging lugs and

 

 

 

 

 

rotating 1/8 turn clockwise. Turn water on.

 

 

 

 

 

Install filter in supply line to prevent recurring

 

 

 

 

 

problems.

 

 

 

B. Float valve seal (located under float valve cap)

B. Replace seal.

 

 

 

 

may be cracked or split.

 

 

 

 

 

 

C. Tank water level set above overflow level.

C. During fill cycle, hold float under water a few

 

 

 

 

 

seconds to allow it to fill with water ballast.

 

 

 

 

 

Adjust float by squeezing float adjustment clip,

 

 

 

 

 

and sliding float up or down on float rod until

 

 

 

 

 

water level is at marked water line.

 

 

 

 

 

 

3.

Incorrect water level

A. Float height incorrect.

 

A. Adjust float by squeezing float adjustment clip,

 

height.

 

 

 

and sliding float up or down on float rod until

 

 

 

 

 

water leve is at marked water line.

 

 

 

 

 

 

4.

Long or noisy tank fill

A. Plugged valve inlet or supply line.

A. Perform corrective action 2.A.

 

 

 

 

 

 

 

5.

Poor flush.

A. Water usage is too low.

 

A. Adjust the water tank level.

 

 

 

B. Trapway obstructed.

 

B. Unclog trapway.

 

 

 

C. Soil pipe or vent is obstructed.

C. Clear obstruction from soil pipe or vent.

 

 

 

D. Supply shut-off valve not fully open.

D. Open supply shut-off valve.

 

 

 

 

 

 

 

6.

Toilet overflows.

A. Toilet trapway is obstructed.

 

A. Use plunger to unclog.

 

 

 

B. Soil pipe or vent is obstructed.

B. Clear obstruction from soil pipe or vent pipe.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.

 

A.

 

 

A.

 

 

 

/

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.

 

A.

 

(

A.

 

 

 

 

 

)

 

1/8

 

 

 

 

 

 

(

)

 

 

 

 

 

 

 

(

)

 

 

 

 

 

 

1/8

 

 

 

B.

(

)

B.

 

 

 

 

C.

 

 

C.

 

 

 

 

 

 

 

 

 

 

3.

 

A.

 

 

A.

 

 

 

 

 

 

 

 

 

 

4.

 

A.

 

 

A.

2A

 

 

 

 

 

 

 

 

 

5.

 

A.

 

 

A.

 

 

 

 

B.

 

 

B.

 

 

 

 

C.

 

 

C.

 

 

 

 

D.

 

 

D.

 

 

 

 

 

 

 

 

 

 

6.

 

A.

 

 

A.

 

 

 

 

B.

 

 

B.

 

 

 

 

 

 

 

 

 

 

1037406-T01-A

-8-

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Contents Before YOU Begin Ordering InformationInstallation ROUGHING-INTools and Materials Required Remove Existing ToiletFig.#2a Select P-TRAP or S-TRAP to installation Assemble Tank BOLTS&WASHERSInstall the Toilet & Connect Water Supply Check Water Level Fig. #6Connect Push Button Fig. #7Fig. #8 Troubleshooting Chart Symptoms Probable Causes Corrective ActionLimited ONE-YEAR Warranty Consumer ResponsibilitiesService Parts Vitreous China P/S-TRAP Toilet

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