Kohler K-682-K-NA Installation Guide download pdf (Page 19)

Troubleshooting (cont.)

Troubleshooting Table

Symptoms Probable Cause Recommended Action

C. Pressure difference greater than

5 psi (34.5 kPa) between the hot

and cold supply lines.

C. Install pressure regulators to bring

the supplies with 5 psi (34.5 kPa)

of each other.

7. Only cold water ﬂows

from the outlets.

A. Hot water supply is either not

turned on or not connected to

the valve inlet.

A. Check if the hot water supply is

turned on and connected to the

valve inlet.

B. Hot water inlet is blocked. B. Check if the hot water inlet screen

for blockage. Clean or replace the

inlet screen. Refer to the Valve

Homeowners Guide.

C. If none of the recommended

actions for the above issues

correct the symptom, the valve

requires servicing.

C. Contact your Kohler Co. authorized

service representative.

8. Fluctuating or reduced

ﬂow rate. Valve is

functioning properly.

A. Inlet/outlet ﬁttings may be

blocked.

A. Check the inlets and outlets for

blockage or debris. Clean the inlet

screens. Refer to the ″Clean the

Inlet Screens″ section.

B. Water outlet pressure is low. B. Check that the ﬂow rate is at or

above the minimum rate required.

Refer to ″Speciﬁcations″ section.

C. Fluctuating ﬂow. C. Verify that the dynamic inlet

pressures are within speciﬁcations.

Refer to ″Speciﬁcations″ section.

D. If none of the recommended

actions for the above issues

correct the symptom, the valve

requires servicing.

D. Contact your Kohler Co. authorized

service representative.

9. Blend temperature drift or

temperature cycling.

A. Fluctuating water temperature. A. Check the inlet temperature

differentials and verify they are

sufficient. Refer to ″Speciﬁcations″

section.

B. Hot water supply temperature

ﬂuctuation.

B. Check and make adjustments as

needed.

C. Pressure difference greater than

5 psi (34.5 kPa) between the hot

and cold supply lines.

C. Install pressure regulators to bring

the supplies with 5 psi (34.5 kPa)

of each other.

D. If none of the recommended

actions for the above issues

correct the symptom, the valve

requires servicing.

D. Contact your Kohler Co. authorized

service representative.

10. Water leaking from the

valve.

CAUTION: Risk of

personal injury or

product damage. Turn off

the main power and

water supply.

A. Connections are not secure. A. Check all connections. Make

adjustments as needed.

B. Seals are worn or damaged. B. Order a seal service pack and

replace all seals.

C. Internal leak. C. Unit requires overhaul. Contact

your Kohler Co. authorized service

representative.

11. Hot water only, the valve

shuts down.

A. Hot and cold lines are reversed. A. Switch hot and cold water supply

connections. Verify the hot water

supply is connected to the inlet

marked ″H″ and the cold water

supply is connected to the inlet

marked ″C.″

Kohler Co. 19 1043183-2-B

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Kohler K-682-K-NA Installation Guide Page 19

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