Kohler Thermostatic Electric Shower - Manual (Page 23)

3
Appliance fails
to produce hot
water when set
on Medium/
High Heater
Setting.
ON II/III
Heater Tank failure.
Contact local water
company.
Replace.
Supply pressure below
0. bar.
Contact local water company.
Check mains water static
pressure.
Any ON
ON II/III
ON II/III Possible failure of the
Microswitch or thermal
switch.
Use a suitable continuity
device to check the continuity
of the Microswitch or Heater
Tank and replace parts as
necessary.
Water will not
turn off.
Power
Light
Heater
Setting
Low/Medium/
High
Probable Cause Possible Remedy Symptom
No change in
temperature
between Low/
Medium/High
setting.
ON Any
ON Any
Insufficient mains water
pressure.
Contact local water company.
Possible failure of Flow
Valve, Microswitch, or
Heater Tank.
Use a suitable continuity
device to check the continuity
of the Microswitch or Heater
Tank and replace parts
as necessary.
ON Any Inlet Valve, Solenoid, or
Start/Stop switch faulty.
Replace as necessary.
Maintenance
Handset - Cleaning
Clean with mild washing up detergent or
soap solution. Wipe dry with a soft cloth.
Poor shower performance can be
avoided by cleaning the spray plate.
Use thumb or soft cloth to wipe rubber
nozzles. The handset must be descaled
regularly.
Insufficient Water supply.