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Troubleshooting Procedures (cont.)
Troubleshooting the Whirlpool System
Symptoms Probable Causes Recommended Action
B. GFCI or ELCB circuit breaker
is tripped.
B. Reset GFCI or ELCB.
C. Wiring harness from user
keypad to control is loose,
disconnected or damaged.
C. Check wiring for proper
connections. Replace wiring
harness if necessary. 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 not
functioning.
A. Jet is closed. A. Rotate jet trim ring
counterclockwise 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 but
does not respond to buttons or
ring.
A. Control program is locked. A. Reset GFCI or ELCB.
B. Wiring harness from user
keypad to control is loose,
disconnected or damaged.
B. Check wiring for proper
connections. Replace wiring
harness if necessary. 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
keeps scanning at power-up.
A. Control program is locked. A. Reset GFCI or ELCB.
B. Wiring harness from user
keypad to control is loose,
disconnected or damaged.
B. Check wiring for proper
connections. Replace wiring
harness if necessary. 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, but
pump won’t start.
A. Power cord from pump to
control is loose, disconnected
or damaged.
A. Check wiring for proper
connections. If problem
persists, refer to
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 won’t
prime (cavitates).
A. Pump is shimmed too high. A. Lower pump/control to
subfloor level.
B. Small air leak at pump inlet. B. Securely tighten nut(s) on
intake side of pump.
C. Motor/pump is not working. C. Replace motor/pump. Refer to
installer/dealer.
D. Controller is not working. D. Replace control. Refer to
installer/dealer.
7. Pump stops before 18 minutes. A. GFCI or ELCB tripped. A. Identify source of fault, and
correct. Reset GFCI or ELCB.
1043843-5-B 8 Kohler Co.