1023249-5-
A
15
Kohler Co.
Troubleshooting the Backjet System
Symptoms
Probable Causes
Recommended Action
18. Backjets do not
operate
A. Whirlpool pump is not operating.
A. Turn on pump.
j
operate.
B. Backjet butterfly valve does not open.
B. Check for loose connections or wires
leading from backjet pulse canister to
control. Replace backjet pulse canister or
control if necessary. Refer to
installer/dealer.
C. Not enough water in whirlpool.
C. Fill whirlpool so water level sensors are
covered.
D. Actuator switch does not work.
D. Replace actuator switch. Refer to
installer/dealer.
E. Power from pump motor to control is
off.
E. Check for loose connections or wires
leading from pump motor to control.
Refer to installer/dealer.
F. Backjet pipe is blocked.
F. Remove blockage.
G. Switch wire from switch to control is
disconnected.
G. Reconnect or replace switch wires that
use modular plug. Refer to
installer/dealer.
19. Backjets do not
pulse.
A. Pulse canister does not work.
A. Check for loose connections or wires
leading from pulse canister to control.
Replace pulse canister or control if
necessary. Refer to installer/dealer.
B. Switch does not work.
B. Replace switch. Refer to installer/dealer.
C. Switch wire from switch to control is
disconnected.
C. Reconnect or replace switch wires that
use modular plug. Refer to
installer/dealer.
Troubleshooting the Effervescence Jets
Symptoms
Probable Causes
Recommended Action
20. Effervescence ports
do not work
A. Whirlpool pump is not operating.
A. Turn on pump.
p
do not work.
B. Faulty butterfly valve.
B. Replace butterfly valve. Refer to
installer/dealer.
C. Pump does not work.
C. Refer to the service manual to
troubleshoot the system. Refer to
installer/dealer.
D. Faulty control.
D. Replace control. Refer to installer/dealer.
21. Effervescence ports
do not bubble
A. Air intake on suction line is blocked.
A. Remove blockage.
p
do not bubble.
B. Water flow is too low.
B. Increase water flow.
Troubleshooting the Chromatherapy Lights
Symptoms
Probable Causes
Recommended Action
22. Chromatherapy
lights do not work.
A. Loose, disconnected or damaged
wiring/connections.
A. Check wiring for proper connections.
Replace wiring if necessary. Refer to
installer/dealer.
B. Faulty control.
B. Replace control. Refer to installer/dealer.