Kohler K-792 Manual Del Usuario página 15

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.
User keypad is
5.
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.
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.
15
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.
1019436-2-F