Kohler K-1418 Homeowner's Manual page 8

Troubleshooting Procedures (cont.)
Troubleshooting the Whirlpool System
Symptoms
2. Motor starts, but all jets are
not functioning.
3. User keypad is illuminated
but does not respond to
buttons or ring.
4. User keypad indicator bar
keeps scanning at
power-up.
5. User keypad is illuminated,
but pump will not start.
6. Motor runs but pump will
not prime (cavitates).
7. Pump stops before 18
minutes.
8. Pump does not
automatically stop after 22
minutes.
1022381-5-C
Probable Causes
B. GFCI or RCD circuit
breaker is tripped.
C. Wiring harness from user
keypad to control is loose,
disconnected, or damaged.
D. Keypad is not working.
E. Control is not working.
A. Jet is closed.
B. Jet not installed correctly.
C. Jets are blocked.
A. Control program is locked.
B. Wiring harness from user
keypad to control is loose,
disconnected, or damaged.
C. Keypad is not working.
D. Control is not working.
A. Control program is locked.
B. Wiring harness from user
keypad to control is loose,
disconnected, or damaged.
C. Keypad is not working.
D. Control is not working.
A. Power cord from pump to
control is loose,
disconnected, or damaged.
B. Pump is not working.
C. Control is not working.
A. Pump is shimmed too
high.
B. Small air leak at pump
inlet.
C. Motor/pump is not
working.
D. Controller is not working.
A. GFCI or RCD tripped.
B. Suction is blocked.
C. Jets are blocked.
D. Motor overheated and
protection device activated.
A. 20-minute timer
inadvertently disabled.
8
Recommended Action
B. Reset GFCI or RCD.
C. Check wiring for proper connections.
Replace wiring harness if necessary.
Refer to installer/dealer.
D. Replace user keypad. Refer to
installer/dealer.
E. Replace control. Refer to
installer/dealer.
A. Rotate jet trim ring counterclockwise
to open.
B. Reinstall jet; check for O-ring damage.
C. Remove obstruction.
A. Reset GFCI or RCD.
B. Check wiring for proper connections.
Replace wiring harness if necessary.
Refer to installer/dealer.
C. Replace user keypad. Refer to
installer/dealer.
D. Replace control. Refer to
installer/dealer.
A. Reset GFCI or RCD.
B. Check wiring for proper connections.
Replace wiring harness if necessary.
Refer to installer/dealer.
C. Replace user keypad. Refer to
installer/dealer.
D. Replace control. Refer to
installer/dealer.
A. Check wiring for proper connections.
If problem persists, refer to
installer/dealer.
B. Replace pump. Refer to
installer/dealer.
C. Replace control. Refer to
installer/dealer.
A. Lower pump/control to subfloor level.
B. Securely tighten nut(s) on intake side
of pump.
C. Replace motor/pump. Refer to
installer/dealer.
D. Replace control. Refer to
installer/dealer.
A. Identify source of fault, and correct.
Reset GFCI or RCD.
B. Remove obstruction.
C. Remove obstruction.
D. Check for blockage at suction and/or
jets. Remove obstruction and allow
motor to cool.
A. See Service Manual.
Kohler Co.