Troubleshooting Procedures (cont.)

Troubleshooting the Whirlpool System

Symptoms

Probable Causes

Recommended Action

 

B.

GFCI or RCD circuit

B.

Reset GFCI or RCD.

 

 

breaker is tripped.

 

 

 

C.

Wiring harness from user

C.

Check wiring for proper connections.

 

 

keypad to control is loose,

 

Replace wiring harness if necessary.

 

 

disconnected, or damaged.

 

Refer to installer/dealer.

 

D. Keypad is not working.

D. Replace user keypad. Refer to

 

 

 

 

installer/dealer.

 

E.

Control is not working.

E.

Replace control. Refer to

 

 

 

 

installer/dealer.

2. Motor starts, but all jets are

A.

Jet is closed.

A.

Rotate jet trim ring counterclockwise

not functioning.

 

 

 

to open.

 

B.

Jet not installed correctly.

B.

Reinstall jet; check for O-ring damage.

 

C.

Jets are blocked.

C.

Remove obstruction.

3. User keypad is illuminated

A.

Control program is locked.

A.

Reset GFCI or RCD.

but does not respond to

B.

Wiring harness from user

B.

Check wiring for proper connections.

buttons or ring.

 

keypad to control is loose,

 

Replace wiring harness if necessary.

 

 

disconnected, or damaged.

 

Refer to installer/dealer.

 

C.

Keypad is not working.

C.

Replace user keypad. Refer to

 

 

 

 

installer/dealer.

 

D. Control is not working.

D. Replace control. Refer to

 

 

 

 

installer/dealer.

4. User keypad indicator bar

A.

Control program is locked.

A.

Reset GFCI or RCD.

keeps scanning at

B.

Wiring harness from user

B.

Check wiring for proper connections.

power-up.

 

keypad to control is loose,

 

Replace wiring harness if necessary.

 

 

disconnected, or damaged.

 

Refer to installer/dealer.

 

C.

Keypad is not working.

C.

Replace user keypad. Refer to

 

 

 

 

installer/dealer.

 

D. Control is not working.

D. Replace control. Refer to

 

 

 

 

installer/dealer.

5. User keypad is illuminated,

A.

Power cord from pump to

A.

Check wiring for proper connections.

but pump will not start.

 

control is loose,

 

If problem persists, refer to

 

 

disconnected, or damaged.

 

installer/dealer.

 

B.

Pump is not working.

B.

Replace pump. Refer to

 

 

 

 

installer/dealer.

 

C.

Control is not working.

C.

Replace control. Refer to

 

 

 

 

installer/dealer.

6. Motor runs but pump will

A.

Pump is shimmed too

A.

Lower pump/control to subfloor level.

not prime (cavitates).

 

high.

 

 

 

B.

Small air leak at pump

B.

Securely tighten nut(s) on intake side

 

 

inlet.

 

of pump.

 

C.

Motor/pump is not

C.

Replace motor/pump. Refer to

 

 

working.

 

installer/dealer.

 

D. Controller is not working.

D. Replace control. Refer to

 

 

 

 

installer/dealer.

7. Pump stops before 18

A.

GFCI or RCD tripped.

A.

Identify source of fault, and correct.

minutes.

 

 

 

Reset GFCI or RCD.

 

B.

Suction is blocked.

B.

Remove obstruction.

 

C.

Jets are blocked.

C.

Remove obstruction.

 

D. Motor overheated and

D. Check for blockage at suction and/or

 

 

protection device activated.

 

jets. Remove obstruction and allow

 

 

 

 

motor to cool.

8. Pump does not

A.

20-minute timer

A.

See Service Manual.

automatically stop after 22

 

inadvertently disabled.

 

 

minutes.

 

 

 

 

 

 

 

 

 

1019451-5-C

10

Kohler Co.

Page 10
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Kohler K-865 manual Troubleshooting Procedures