Kohler 1835-GW-0 Installation And Care Manual page 20

Troubleshooting (cont.)
Bath System
Symptoms
1. Blower user keypad does
not illuminate when
Power icon is pressed or
the outer ring is rotated.
2. Ground-Fault
Circuit-Interrupter (GFCI)
or Residual Current
Device (RCD) trips when
bath is turned on.
3. Blower user keypad is
illuminated, but does not
respond to icons or outer
ring.
4. Blower motor will not
start.
5. Blower motor stops
running and will not
immediately restart.
Blower keypad is
illuminated.
1204120-2-A
Probable Causes
A. No power to control.
B. Ground-Fault Circuit-Interrupter
(GFCI) or Residual Current
Device (RCD) tripped.
C. Wiring harness from blower
user keypad to control is loose,
disconnected or damaged.
D. Blower user keypad does not
work.
E. Control does not work.
A. Electrical harness is wet or
damaged.
B. Electrical wiring to the bath
junction box is wet or damaged;
or the power amperage is
inadequate.
C. Electrical wiring to the bath
power cord is wet or damaged.
D. Blower motor is shorted
internally.
E. Control is shorted internally.
A. Control program is locked.
B. P5 plug assembly harness from
blower user keypad to control is
loose, disconnected, or
damaged.
C. Blower user keypad does not
work.
D. Control does not work.
A. Power cord from blower motor
to control is loose, disconnected,
or damaged.
B. Blower motor does not work.
C. Control does not work.
A. Blower motor overheated and
protection device activated.
20
Recommended Action
A. Check wiring and connect power.
B. Reset GFCI or RCD. If it trips
again, refer to "Ground-Fault
Circuit-Interrupter (GFCI) or
Residual Current Device (RCD)
trips when bath is turned on."
C. Check wiring for proper
connections. Replace the wiring
harness if necessary.
D. Replace the blower user keypad.
E. Replace the control.
A. Check for wet connections. Dry the
connections and repair the leak.
Check for insulation or connector
damage. Replace the harness if
damaged.
B. Have a qualified electrician
diagnose and correct the problem
in accordance with applicable
building and electrical codes; or
increase the power amperage to 20
A.
C. Have a qualified electrician
diagnose and correct the problem
in accordance with applicable
building and electrical codes.
D. Replace the blower motor.
E. Replace the control.
A. Reset GFCI or RCD.
B. Check wiring for proper
connections. Replace the wiring
harness if necessary.
C. Replace the blower user keypad.
D. Replace the control.
A. Check wiring for proper
connections.
B. Replace the blower motor.
C. Replace the control.
A. Check for blockage at air inlet.
Remove blockage and allow motor
to cool. Refer to "Blower user
keypad is illuminated, but does not
respond to icons or outer ring.
Blower motor will not start."
Kohler Co.