Troubleshooting (cont.)
User Keypad and Pump
Symptoms
12. Noisy operation.
Backjet System
Symptoms
1.
Backjets do not operate.
2.
Backjets do not pulse.
Neckjet System
Symptoms
1.
Keypad does not respond
when neckjet mode is
selected.
2.
Pump operates but
neckjets do not turn on.
Indicator bar on user
keypad is flashing.
Kohler Co.
Probable Causes
A. Pump banding straps have not
been cut.
B. Dry or dislodged jet O-ring
(squeal).
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 canister does not work.
B. Switch does not work.
C. Switch wire from switch to
control is disconnected.
Probable Causes
A. User keypad does not work.
A. Pillow is not installed.
B. Reed switch does not work.
C. Wiring harness from neckjet to
control is loose, disconnected or
damaged.
Recommended Action
A. Cut pump banding straps with tin
snips.
B. Remove jet, replace and lubricate
O-ring, and reinstall jet.
Recommended Action
A. Turn on pump.
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. Fill whirlpool so water level
sensors are covered.
D. Replace actuator switch. Refer to
installer/dealer.
E. Check for loose connections or
wires leading from pump motor to
control. Refer to installer/dealer.
F.
Remove obstruction.
G. Reconnect or replace switch wires
that use modular plug. Refer to
installer/dealer.
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. Replace switch. Refer to
installer/dealer.
C. Reconnect or replace switch wires
that use modular plug. Refer to
installer/dealer.
Recommended Action
A. Replace user keypad.
A. Make sure the pillow is properly
attached to the neckjet body.
B. Check reed switch wiring and
replace if necessary.
C. Check wiring for proper
connections. Replace wiring
harness if necessary.
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