Sanyo MCO-19M Service Manual page 43

6. Setting of UV lamp
<UV lamp illumination time>
UV lamp illumination time is settable in the apparatus which is installed UV lamp (optionally).
Settable range of UV lamp illumination time is 0~30 minutes. (Factory default: 0 minute)
Note) When you input a value over than "30", UV lamp illumination time is automatically set in 30 minutes.
If an apparatus is not set in UV lamp optional setting ("1" is not selected in "UV Function" column in the "System
Configuration" display), "UV Setting" is not appeared and it automatically returns to Top Screen.
If an appratus is not installed UV lamp, UV lamp is not illuminated even "UV" is displayed in reverse video in the
"Status" column.
<UV lamp action>
UV lamp will illuminate for the predetermined time after an outer door is open and closed.
UV lamp will turn off when an outer door is open during it is illuminating.
Note) UV lamp will illuminate with several seconds of delay after an outer door is closed, because water level sensor
will be active to prevent it from judging water level incorrectly.
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