Scotsman NM1250 Service Manual page 17

MAINTENANCE
////////////////////////////WARNING////////////////////////////
Disconnect electrical power before
beginning.
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1. The bin control uses devices that sense
light, therefore they must be kept clean
enough so that they can "see". At least twice a
year, remove the bin control sensors from the
base of the ice chute, and wipe the inside
clean, as illustrated.
WATER
RESERVOIR
WATER LEVEL
SENSOR
2. The ice machine senses water level by a
probe located in the water reservoir. At least
twice a year, the probe should be removed
from the reservoir, and the tip wiped clean of
mineral buildup.
3. The bearing in the breaker should also be
checked at least two times per year.
Check the bearing by:
removing the ice chute cover
unscrewing the ice sweep
removing the water shed
using a spanner wrench and unscrewing
the breaker cover
unscrewing the auger stud
ICE LEVEL
SENSORS
Inspect the assembly, looking for wear.
See Removal and Replacement to replace
bearing or seals. Reverse to reassemble.
4. Clean or replace the air cooled condenser
filter.Clean the air cooled condenser. Use a
vacuum cleaner or coil cleaner if needed.
Do NOT use a wire brush.
5. Check and tighten all bolts and screws.
SPANNER
WRENCH
February, 1989
Page 17
NM1250
ICE CHUTE
SLIDE IN
AND OUT
BREAKER
ICE
SWEEP
COVER
BREAKER