Kohler Underscore K-1167-RH2-33 Installation And Care Manual page 17

Troubleshooting (cont.)
Symptoms
17. Water flows from neckjets,
but neckjets do not pulse.
Troubleshooting the Backjet System
Symptoms
18. Backjets do not operate.
19. Backjets do not pulse.
Troubleshooting the Effervescence Jets
Symptoms
20. Effervescence ports do not
work.
21. Effervescence ports do not
bubble.
Troubleshooting the Chromatherapy Lights
Symptoms
22. Chromatherapy lights do
not work.
Kohler Co.
Probable Causes
A. Wiring harness from neckjet
pulse cannister to control is
loose, disconnected or damaged.
B. Pulse cannister does not work.
C. Control does not work.
Probable Causes
A. Whirlpool pump is not
operating.
B. Backjet butterfly valve does not
open.
C. Not enough water in whirlpool.
D. Actuator switch does not work.
E. Power from pump motor to
control is off.
F. Backjet pipe is blocked.
G. Switch wire from switch to
control is disconnected.
A. Pulse cannister does not work.
B. Switch does not work.
C. Switch wire from switch to
control is disconnected.
Probable Causes
A. Whirlpool pump is not
operating.
B. Butterfly valve does not work.
C. Pump does not work.
D. Control does not work.
A. Air intake on suction line is
blocked.
B. Water flow is too low.
Probable Causes
A. Loose, disconnected or damaged
wiring/connections.
B. Control does not work.
17
Recommended Action
A. Check wiring for proper
connections. Replace wiring
harness if necessary.
B. Replace the butterfly valve.
C. Replace control.
Recommended Action
A. Turn on pump.
B. Check for loose connections or
wires leading from backjet pulse
cannister to control. Replace backjet
pulse canister or control if
necessary.
C. Fill whirlpool so water level
sensors are covered.
D. Replace actuator switch.
E. Check for loose connections or
wires leading from pump motor to
control.
F. Remove blockage.
G. Reconnect or replace switch wires
that use modular plug.
A. Check for loose connections or
wires leading from pulse cannister
to control. Replace pulse canister or
control if necessary.
B. Replace switch.
C. Reconnect or replace switch wires
that use modular plug.
Recommended Action
A. Turn on pump.
B. Replace butterfly valve.
C. Refer to the service manual to
troubleshoot the system. Refer to
installer/dealer.
D. Replace control.
A. Remove blockage.
B. Increase water flow.
Recommended Action
A. Check wiring for proper
connections. Replace wiring if
necessary.
B. Replace control.
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