32
TROUBLE SHOOTING CHART for OPTICS DIAGNOSTIC CHART
TEST
RESULT
POSSIBLE CAUSE
CORRECTIVE
ACTION
Dirt on optics.
Clean dirt from optics.
Frost on optics
lenses.
Clean frost from
lenses.
Flapper door is open
and is blocking the
emitter beam.
Hold the emitter door
closed, and the status
LED should be on
steady.
2 LED pulses,
repeated.
Failed optics.
Replace emitter and
receiver boards and
retest.
Ice maker is in 5
minutes “harvest”
cycle.
To verify, press in on
door switch. Status
LED should flash at 1
second intervals.
Incorrect wiring at
emitter or receiver
board.
Correct wiring and
retest.
Optics performing
self-tests (will not
perform diagnostic
tests during this time).
Make sure ice maker
is “parked.” Switch
OFF the Ice-Maker by
means the User
Board for 5 seconds
to reset optics control
and retest.
No LED pulses.
LED is defective.
Replace emitter and
receiver boards and
retest.
Optics Diagnostic
Mode (optics test
only)
5 second LED on
steady.
Flapper door is held
closed.
Normal with flapper
door closed.
Содержание Cassinetta
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Страница 41: ...41 Inside Ice Sensor Guide Ice Full Test Switch Not Used SbS NO IDI Sankyo ice maker ...
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