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