Kohler K-1630 Installation Manual page 12

Troubleshooting Procedure (cont.)
Symptoms
2. Motor starts, not all jets are
functioning.
3. Whirlpool stops automatically
before 18 minutes.
4. Pump does not prime. (Models
with support blocks only.)
5. Noisy operation.
6. Heater does not operate. ("H"
models only)
1015417-2-C
Probable Causes
D. Motor/pump does not work.
A. Jet is closed.
B. Jet not installed correctly.
C. Jets are blocked.
A. The GFCI or ELCB trips.
B. Suction blocked.
C. Jets are blocked.
D. Motor overheated and
protection device activated.
A. Pump shimmed too high.
A. Pump banding straps have not
been cut. (Models with support
blocks only.)
B. Jet O-ring dislodged.
A. No power to heater.
B. Water temperature exceeds
104° F (40° C).
C. Heater does not work.
12
Recommended Action
D. Rebuild or replace
motor/pump.
A. Rotate jet trim ring
counterclockwise to open.
B. Reinstall jet; check for O-ring
damage.
C. Remove blockage.
A. Identify source of fault, and
correct.
B. Remove obstruction.
C. Remove blockage.
D. Check for blockage at motor
vents. Remove blockage and
allow motor to cool.
Check for suction blockage.
Remove blockage and allow
motor to cool.
Check for jet blockage. Remove
blockage and allow motor to
cool.
A. Lower pump support bracket.
A. Cut pump banding straps with
tin snips.
B. Remove jet, replace and
lubricate O-ring, and reinstall
jet.
A. Reset the GFCI or ELCB.
B. Allow water to cool and heater
will reengage.
C. Replace heater.
Kohler Co.