8. ERROR DIAGNOSIS AND CHECK LIST
8-1. DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION
SYMPTOM
No power
Water inlet trouble
GUIDE FOR SERVICE CALL
Is the power plug connected firmly to
120V AC outlet?
Power failure? or Breaker opened?
Is the outlet controlled by a switch?
Visit to service.
Is
displayed?
Is the tap opened?
Is the tap frozen?
Is the water supply shut-off?
Is filter in the inlet valve clogged with
foreign material?
Visit to service.
17
Clean the filter of
inlet valve