Kohler K-1394 Installation Manual page 16

Troubleshooting (cont.)
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.
User keypad is
5.
illuminated, but pump
won't start.
6. Motor runs but pump
won't prime (cavitates).
7. Little or poor water flow
from dual fill ports.
8. Little or poor water flow
from Waterfall.
9. Riverjets run, but
Whitewater/Rapids jets
do not operate as
described.
1022205-2-D
Probable Causes
A. No power to control.
B. GFCI 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. Water supply lines blocked.
B. Transfer valve not fully open.
A. Suction or harness blocked.
B. Pump does not work.
C. Control does not work.
A. Insufficient water in whirlpool
basin.
16
Recommended Action
A. Check wiring and connect power.
B. Reset GFCI.
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.
B. Check wiring for proper
connections. Replace wiring
harness if necessary.
C. Replace user keypad.
D. Replace control.
A. Reset GFCI.
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. Remove blockage.
B. Rotate transfer valve handle.
A. Remove blockage.
B. Replace pump.
C. Replace control.
A. Fill whirlpool so water covers
water-level sensors.
Kohler Co.