Kohler K-12105 Guia De Instalacion página 11

Troubleshooting Procedures (cont.)
Troubleshooting the Whirlpool System
Symptoms
1. User keypad does not
illuminate when power button
is pressed or outer ring is
rotated.
2. Motor starts, but all jets are not
functioning.
3. User keypad is illuminated, but
does not respond to buttons or
outer ring.
4. User keypad indicator bar
keeps scanning at power-up.
5. User keypad is illuminated, but
pump won't start.
6. Motor runs but pump won't
prime (cavitates).
7. Pump stops before 18 minutes.
8. Pump does not automatically
stop after 22 minutes.
9. Pump won't turn off when the
power button on user keypad
is pressed.
Kohler Co.
Probable Causes
A. No power to control.
B. GFCI or ELCB tripped.
C. Wiring harness from user
keypad to control is loose,
disconnected or damaged.
D. User keypad does not work.
E. Control does not work.
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. User keypad does not work.
D. Control does not work.
A. Control program is locked.
B. Wiring harness from user
keypad to control is loose,
disconnected or damaged.
C. User keypad does not work.
D. Control does not work.
A. Power cord from pump to
control is loose, disconnected
or damaged.
B. Pump does not work.
C. Control does not work.
A. Pump is shimmed too high.
B. Small air leak at pump inlet.
C. Motor/pump does not work.
D. Control does not work.
A. GFCI or ELCB tripped.
B. Suction is blocked.
C. Jets are blocked.
D. Motor overheated and
protection device activated.
A. 20-minute timer inadvertently
disabled.
A. User keypad does not work.
11
Recommended Action
A. Check wiring and connect
power.
B. Reset GFCI or ELCB.
C. Check wiring for proper
connections. Replace wiring
harness if necessary.
D. Replace user keypad.
E. Replace control.
A. Rotate jet trim
counterclockwise to open.
B. Reinstall jet; check for O-ring
damage.
C. Remove blockage.
A. Reset GFCI or ELCB.
B. Check wiring for proper
connections. Replace wiring
harness if necessary.
C. Replace user keypad.
D. Replace control.
A. Reset GFCI or ELCB.
B. Check wiring for proper
connections. Replace wiring
harness if necessary.
C. Replace user keypad.
D. Replace control.
A. Check wiring for proper
connections.
B. Replace pump.
C. Replace control.
A. Lower pump/control to
subfloor level.
B. Securely tighten nut(s) on
intake side of pump.
C. Replace motor/pump.
D. Replace control.
A. Identify source of fault, and
correct. Reset GFCI or ELCB.
B. Remove obstruction.
C. Remove blockage.
D. Check for blockage at suction
and/or jets. Remove blockage
and allow motor to cool.
A. See service manual.
A. Replace user keypad.
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