Troubleshooting Procedures - Kohler K-870 Manual Del Propietário

Troubleshooting Procedures

This troubleshooting guide is for general aid only. A Kohler Authorized Service Representative or qualified
electrician should correct all electrical problems. For warranty service, contact your dealer or wholesale distributor.
Troubleshooting the Whirlpool System
Symptoms
1. User keypad does
not illuminate
when power button p
is pressed or outer i d t
ring is rotated. ring is rotated.
2. Motor starts, but all
jets are not jets are not
functioning.
3. User keypad is yp
illuminated, but illuminated but
does not respond to
buttons or ring.
4. User keypad yp
indicator bar keeps indicator bar keeps
scanning at
power-up.
5. User keypad is
illuminated, but
pump won't start. p p
6. Motor runs but
pump won't prime pump won't prime
(cavitates).
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. Faulty user keypad.
E. Faulty control.
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. Faulty user keypad.
D. Faulty control.
A. Control program is locked.
B. Wiring harness from user keypad to
control is loose, disconnected or
damaged.
C. Faulty user keypad.
D. Faulty control.
A. Power cord from pump to control is
loose, disconnected or damaged.
B. Faulty pump.
C. Faulty control.
A. Pump is shimmed too high.
B. Small air leak at pump inlet.
C. Faulty motor/pump.
D. Faulty control.
Recommended Action
A. Check wiring and connect power. If
problem persists, refer to
installer/dealer.
B. Reset GFCI or ELCB.
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 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.
Refer to installer/dealer.
C. Replace user keypad. Refer to
installer/dealer.
D. Replace control. Refer to installer/dealer.
A. Reset GFCI or ELCB.
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.
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