6. TROUBLESHOOTING
8
NOTE
Parts illustrated in this use and care manual are indicative only, parts provided with the
product may differ with illustrations.This product is intended for household use only.
Specifications are subject to change without notice.
Failures
Reasons
Treatment
The heating indicator
light is off.
Failures of the temperature
controller.
Contact with the professional
personnel for repair.
No water coming out
of the hot water outlet.
The water temperature
is too high.
Water leak.
1. The running water supply
is cut off.
2. The hydraulic pressure is
too low.
3. The inlet valve of running
water is not open.
1. Wait for restoration of
running water supply.
2. Use the heater again when
the hydraulic pressure is
increased.
3. Open the inlet valve of
running water.
Failures of the temperature
control system.
Seal problem of the joint
of each pipe.
Contact with the professional
personnel for repair.
Seal up the joints.
