56
9. TROUBLESHOOTING
Error Indications and Descriptions
Symptom
Error message
Possible causes
Possible measures
UV sterilization
light
replacement
alarm
(Optional)
Rplc UV S Lite
When the accumulated
power-on time has
reached 100 hours.
Replace the UV sterilization
light.
Press and hold the reset
switch on the back of front
door. Alarm will be released,
accompanying confirmation
tone.
(P.44)
Maintenance
notice
Mntnce Rqd
Call for Service
When the accumulated
power-on time has
reached 3 years
Contact original dealer of
purchase or Yamato sales
office to request for inspection
Press and hold the reset
switch on the back of front
door. Alarm will be released,
accompanying confirmation
tone.
Above
replacement
alarms
simultaneously
occur at a time
Each replacement
alarm alternately
appears
When multiple
consumables have
reached their
replacement period.
Replace relevant
consumables.
After replacement completes,
press and hold the reset
switch on the back of front
door. Alarm display will reset
accompanying confirmation
tone.
Repeat until all of alarms are
released.
(P.44)